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  1. Mechanics, Static friction and springs
  2. electron cloud from uv pulse aimed at negative plate of a capacitor
  3. Help with ambiguous question
  4. Grazing incidence on an acoustic tile, how to determine grazing angle?
  5. net work formula, do you know it
  6. Question on rotational motion
  7. work done in time
  8. The spinning of a tire...NEED HELP PLSS!
  9. Magnetic Circuit with diferent section
  10. inclined pendulum
  11. Find the tension in the string and the wire???
  12. Numerical Solutions to the Radial Schrodinger's Equation?
  13. Tough question involving resistive air force
  14. Atwood with friction
  15. Magnetostatucs
  16. i need help on my assignment about hydrophobicity???
  17. Simple Double Mass Spring System
  18. Is this a typo?
  19. Bose Einstein Condensation
  20. Special Relativity URGENT!
  21. determine crystal lattice structure from powder XRD
  22. Principal moments of inertia ellipsoid
  23. moment of intertia, lagrangian, etc
  24. asymmetric free top
  25. Angular momentum and Expectation values
  26. Angular momentum and Expectation values (Another question)
  27. Expanding spherical shell of gas
  28. Determing Sound Pressure Levels (SPL)
  29. please help!
  30. spin one-half of a hamiltonian
  31. Finding tension and force in a cord
  32. Applying Maxwell's equations to plane waves
  33. Torque Force of Rockets On A Satellite
  34. Transforming Relativistic Velocities
  35. Spring Mass Problem
  36. Torricellis´s law and viscosity
  37. forces on a sliding box
  38. two objects meet
  39. Equation of a Wave
  40. Quantum - Projection Probability - "Projection amplitudes for SHO states."
  41. Average dipole force
  42. A bead on a spinning rod with magnetic field
  43. Sedimentation coefficient
  44. Given the electric flux find the total charge in a tiny sphere
  45. Lost
  46. Quantum - Electron in an infinite rectangular prism well
  47. density of sea water
  48. discrete or continious spectrum in QM
  49. Wave Particle Duality
  50. Hydrogen
  51. Electron Momentum
  52. Spherical Multipoles.
  53. particle physics: calculating the phase space factor for pion to muon decay
  54. C of a spherical system w/ inhomogeneous dielectric?
  55. Theorem in QM
  56. Hydrogen Atom
  57. Particle Dacay with four vectors (not too hard)
  58. Special Relativity - Lorentz Force Law
  59. Can someone verify my work
  60. Radiative transfer equation: Intensity from a disk.
  61. Continuity Equation
  62. Determining the masses of 2 stars in a binary system.
  63. Another question involving the masses of two stars in a binary syste
  64. Harmonic content of a plucked string
  65. Mass-Luminosity-Time relation (Astronomy)
  66. Astronomy - Parallax error calculation.
  67. Universal gravitational, elliptical orbits
  68. Coeficients of a time independent schrodinger equation approaching a finite potential
  69. Normalized state vector for bosons, Shankar problem
  70. Classical Mechanics, clyinder inside a cylinder.
  71. I'm off by sqrt(2) and it's driving me crazy! (expanded particle in 1D box)
  72. Flux of an Electric field with a constant charge density
  73. rewriting the propagator for the free particle as integral over E
  74. Magnetism Proof
  75. Half life of strontium
  76. Interference
  77. Electron Angular Momentum
  78. Static Triple Vector Load Calculator
  79. Compton Scattering
  80. Potential-energy function of diatomic molecule
  81. Planck function expressed in Wavenumber?
  82. (simple)Journal Papers using Step Potential
  83. fission products
  84. Classical and Quantum Statistics
  85. Commutation of (L^2)op and (Lz)op
  86. How do I find the period of a planet's rotation on its axis given...?
  87. Relationship between normal force and sum of the force in elevator problem..
  88. Relations between the four types of generating functions for a canonical transformati
  89. Find Flux Density On One Side of Dielectric Boundary Given Boundary Conditions
  90. Born-Oppenheimer approximation
  91. Waves
  92. Spacetime Curvature
  93. producing 100 iterations from Newton's method in matlab
  94. a quick(?) question about the Pauli exclusion principle
  95. Summing Waves Using Complex Notation
  96. fluid mecahnics
  97. Star Model - Isothermal Core
  98. delta(t) potential
  99. Wave intensity
  100. infinite straight line charg problem
  101. Unidimensional potential and Schroedinger
  102. Showing reciprocol lattice is perpenducular to a plane
  103. What does nonpermeable mean?
  104. Relativistic Rocket
  105. Understanding Jackson (again!)
  106. Eigenstates of masses on springs
  107. Compton Scattering (Back-Scattering)
  108. impact
  109. Hamiltons equations for a satellite
  110. Rotating frames (non-homework)
  111. Initial and final quantum numbers/Doppler shift/Spectral lines Question
  112. About integrable systems
  113. pulley and 2nd newton law
  114. Action-angle coordinates for the spherical pendulum
  115. Electrical conductivity tensor and lattices
  116. Air resistance calculations
  117. Lab Prep Help (diffraction and interference)
  118. Net force of a baloon?
  119. Question on rolling motion
  120. Derivation of Chemical Potential
  121. can somebody please help me with isospin?
  122. Microstates & Entropy of two subsystems of a 4 particle system? (ensembles?)
  123. normalising schrodinger pdf
  124. Determine the Electric Power Produced by a Wind Turbine Over a Range of Wind Speeds
  125. What are the Stress and Strain in each rod?
  126. tau lepton decay problem - weird answer?
  127. Weak zeeman splitting question
  128. Diffusion Limited Aggregation
  129. Terminology Query
  130. Schroedinger's equation with positive energy
  131. change in entropy in a polytropic process
  132. Calculating Spring Constant using Minimum Energy State of hydrogen atom
  133. Small Oscillations on a Parabola problem.
  134. Singularities in GR
  135. Feynman slash identity
  136. Sqaure Wave Fourier Transform question
  137. what is the relationship of modulus and temperature?
  138. classical mechanics-acc. of a rod using inertia
  139. hookes law
  140. Double stage Rocket Equation help!
  141. How do you read a spectrum for a decaying source?
  142. chemical kinetics/heat equation
  143. expectation value r^2 for a radial wave function
  144. Rotational Mechanics
  145. quantum tunnelling for a finite-square potential parrier
  146. Derive the Period of an Oscillating Sphere
  147. Transforming coordinates for a vertical hoop
  148. Is there magnetic filed or not?
  149. Basic Infinite Potential Well, Tunnelling, etc.
  150. Catenary Curve
  151. Wave function for ionized iron?
  152. Maxwell Stress Tensor
  153. Quasar Help
  154. Normal coordinates and frequencies of four masses connected by springs on a circle
  155. Comutation of (Lz)op and (L^2)op
  156. Triplets and wave function
  157. The equivilence of Power and Kinetic Energy
  158. LEDs different colours and their forward(working) voltage
  159. block slides along an elevated track
  160. Calculating Effective Nuclear Charge using Ionization Energy
  161. Heat transfer in a finite rod
  162. The Diffusion Equation
  163. Billiard ball rotating and slipping
  164. Orbital Speed of a Star - Please Help!
  165. Potential Curvature Plot (Electricity/Magnetism) (Project)
  166. Magnetic field of a bar magnet
  167. Easy variational principle question that I can't integrate
  168. Phase Space Cells - Statistical Thermodynamics
  169. Tension on rope
  170. 2 astrophysics probs
  171. The Hamiltonian vs. the energy function
  172. modern physics question..
  173. Viscosity experiment with ball bearings limitation and possible implications?
  174. Maxwell's equations
  175. Tension blocks
  176. Simple Harmonic Oscillator - Schrodinger Equation
  177. Hamilton-Jacobi
  178. Angular momentum
  179. Perturbation theory question.
  180. surface tension associated with acceleration and change of momentum
  181. Cosmology Time of Decoupling
  182. Solving Poyntings Vector for a point charge
  183. 2 Qs in QM.
  184. Air drag and acceleration (not gravity)
  185. Spin Matrices for Spin 1
  186. Special Relativity
  187. Finding Thermal Equilibrium Temperature
  188. Another 2 questions in perturbation theory.
  189. Using the AC or opening the windows
  190. Time evolution (quantum systems)
  191. Perturbation in Infinite Square well
  192. Kinetics Problem: Finding average normal force
  193. Power reflectoin coefficient of EM Radiation on a good conductor
  194. hydrogen gas
  195. Freq response of forced sinusoidal motion:
  196. a problem on the paraxial wave equation?
  197. Specific heat capacity and friction
  198. Inteferance
  199. Calculating Mass An Object Can Float In The Ocean
  200. Classical mechanics
  201. angular frequency precession of spinning top
  202. Special Relativity: Pion Decay - Two Photons
  203. Self-inductance in long solenoid
  204. 2 questions on special relativity
  205. Cosmology: Horizon of the universe
  206. Young's Modulus
  207. Harmonic oscilator in analytical mechanics(with the use of creation/annihilation ops)
  208. Planar Kinematics of a Rigid Body (Relative Motion Analysis using Rotating Axes)
  209. Bullet hitting a suspended mass
  210. Commutator-like notation, index notation
  211. finding eigenvalue and normalized eigenstate of a hamiltonian
  212. electronics question
  213. URGENT!!!!: Self and mutual inductance
  214. Terminal velocity of a falling conducting ring
  215. Example of integrable system
  216. hermicity of alpha (dirac equation)
  217. Electric field strength before reaching the state of electrostatic equilibrium
  218. Need help urgently
  219. Moment of Inertia Problems and Conservation of Energy
  220. Electric potential of a ring
  221. Help me put this rocket into orbit! Need a jumpstart!
  222. Astronomy - Mass of a Star
  223. Principle Quantum Number - Transition
  224. Electrodynamics q!!!
  225. Decay chain (Bi -> Po -> Pb)
  226. Laser through a phase grating
  227. Basic Question about Thomson and Compton Scattering
  228. Proving time independence of energy eigenstates
  229. the density within of sphere so that gravity is constant
  230. d dimension scalar potential for point charge
  231. Relation between angular momentum and total engery
  232. Need some pointers on some puzzling questions...
  233. Virial Theorem
  234. Project Ideas for Classical Mechanics
  235. Relativity: Gravitational Redshifting
  236. Center of Mass and Mass Moment of Inertia
  237. The oscillation of liquid in U tube which has an acceleration
  238. Doppler effect, moving car and whistle
  239. Resonance (standing waves) in glass tube with water
  240. Mass of invisible binary companion
  241. (u.∇)u = ∇(1/2u^2)+w∧u
  242. question about reducible presentation
  243. Power consumption for a specific time period
  244. Quantum Harmonic Oscillator - What is the Temperature of the system?
  245. Moving Observer
  246. Advice on a projectile motion project?
  247. Christoffel Symbols
  248. Steradians -> Radians?
  249. proton decay
  250. Griffiths E&M 3.33 write e-field of dipole moment in coordinate free form
  251. Numericals On Electrostatics (including Coloumbs Law) ! !
  252. Calculation of Casimir Effect
  253. Logical Reasoning
  254. First order perturbation theory
  255. If F central field then its potential V is radial
  256. Current
  257. relativistic and non-relativisitic kinetic energy
  258. Lie derivative
  259. Beam of particles, scattering
  260. Charge Density inside Conductor
  261. How to find the tension of the cord (Conical Pendulum)?
  262. Probability distribution
  263. Annoying Differential Geometry/tensor question in GR
  264. Vector product and angles
  265. Physics Diffraction and Waves
  266. Vectors !!
  267. Measurement of Young modulus of Copper
  268. Sum of two square and complex quadratic
  269. Uniformly-charged disk electric field at ANY point (i.e., off-axis)?
  270. Signature of a metric
  271. Doppler effect, offset from line of effect
  272. Calculating chemical potenntial
  273. Particle Physics; how to tell which is the most likely interaction in decays/collisio
  274. Maxewell-Boltzmann Distribution
  275. Particles trajectory in a bound orbit.
  276. Torque and Magnitude of Acceleration Question
  277. Minkowski spacetime diagrams, what does the hyperbola represent?
  278. Thermodynamics: Steam Powered Carnot Engine Question
  279. Gravitational Field Difference on body near a black hole.
  280. braggs law to work out interplanar spacing d
  281. Diffraction grating (hard)
  282. how could we create a microwave maker?
  283. Michelson Interferometer
  284. Loop of electron
  285. entropy
  286. Canonical transformations
  287. Generating function for canonical transformation
  288. Double Pendulum URGENT!
  289. Quantum mechanics
  290. Atomic terms and quantum numbers?
  291. Wave ???: At what time will the string have the same appearance that it did at 0s?
  292. Oscillations & Traveling Waves: How long is the string?
  293. dielectric permittivity of 1 and polarization
  294. number of photons emitted from a light bulb entering the eye
  295. Hydrogen atom
  296. Luminesence of Sources
  297. A bullet goes through a ballistic pendulum, what is it's initial velocity?
  298. Kinetic Energy in Rolling Motion
  299. Peskin Schroeder Problem 5.6 (b) Need help!
  300. Kinetic Energy in a pulley system
  301. WKB Approximation, tricky
  302. Force on a charge from an induced dipole
  303. centrifugal force question! need help!
  304. Raising momentum operator acting on spherical harmonics
  305. Scattering
  306. Electron and Positron system
  307. B-Field between two ribbons problem
  308. @ Peskin eqn 2.54
  309. Z boson
  310. The form factor
  311. Please help me save my letter grade.
  312. Vibrational frequency of C2
  313. Special Relativity
  314. Peskin Schroeder Problem 5.6 (b) Weyl spinors
  315. Energy levels of Lithium. Quantum.
  316. Relativity of Velocities
  317. Snowboarder
  318. Application of Faraday's Law
  319. Aerodynamics Exit Velocity
  320. faraday's law for an infinite magnetic field slab
  321. Estimating entropy in DNA packing
  322. Metric
  323. Griffith's E&M Derivation
  324. Proof involving a cylinder rolling off of a larger cylinder
  325. Help calculating the Fermi coupling constant from the muon lifetime
  326. EM waves in matter (electrodynamics)
  327. Kinematics of a Particle: Curvilinear Motion
  328. A 0.300 kg hollow sphere is rolling along a horizontal floor
  329. Elastic Collision between a neutron and helium nucleus.
  330. Force between identical wires in a circuit (1st post)
  331. Urgent... Question about the muon lifetime experiment
  332. Rotating hoop (gyroscope?)
  333. 2 magnetic fields
  334. Question (redirected)
  335. Feymann diagram help
  336. hamiltonian solving
  337. Canonical Transformation
  338. Hamilton and Lagrange functions
  339. Tough question on entropy
  340. Inter-atomic force in a Hydrogen molecule -- finding "spring" stiffness
  341. Helium Gas: Pressure, root-mean-square velocity, and more
  342. Hartree Fock states.
  343. Integral of Legendre polynomial
  344. Van Der-Waals forces.
  345. Threshold Projectile Incident Kinetic Energy (MeV)
  346. Radial Schrödinger Equation
  347. dealing with addition of cosntant to wave equation? Spherical Harmonics
  348. Interferance coherant sources
  349. Formulating a Hamiltonian Spin Matrix
  350. Evanescent wave / tunneling
  351. How long does it take a Capacitor to charge to 80% of its final value?
  352. Charge-to-mass ratio with Zeeman Effect
  353. Statics question
  354. Frequency components of FM wave
  355. Relativistic Muon Lifetimes
  356. Change in velocity
  357. Diffusion Limited Aggregation Matlab
  358. Finding amplitude??? SHM problem
  359. optics--radius of curvature
  360. Superposition of total electric field
  361. Infi tranformation
  362. Numerical calculating of the intensity distribution of coherent radiation in the ...
  363. neutron decay - is my answer unrealistic?
  364. level shifter
  365. Projectile Motion lab
  366. Measuring the thermal diffusivity.
  367. momentum
  368. Slowing A Spinning Disc To A Stop
  369. Ballistic Pendulum
  370. Two lense system - Homemade spyglass.
  371. quantum mechanics - gaussian wave packet
  372. Identical Particles -- Silly question
  373. Tricky Collision Problem
  374. Three forces on a particle
  375. momentum=Newton second?
  376. Thrust,drag and lift on airplane Question
  377. Thermal effusion problem - typical qualifier
  378. Calculating the fraction of water that freezes.
  379. Gravitational Force questions
  380. Hard waves and sound question!
  381. Finding maximum distance of a lit power source
  382. Need Help with Pulley system! Please
  383. applying amperes law and faradays law to a solenoid and energy density
  384. Simple Harmonic Motion
  385. electric field for a plane wave in free space
  386. Pulley System! Please Help
  387. Parallel RLC circuit
  388. Block Slides on Rough Horiz Surface with Pic
  389. please help me with this
  390. Is the overall heat transfer coefficient constant for a certain heat exchanger?
  391. Is cross pruduct hermitian?
  392. Pixel count for faint star
  393. Spin homework question - hard.
  394. Special relativity
  395. help with commutator question please!
  396. Nonconducting Rod electric pot.
  397. Relativity- CM and Lab frame energy
  398. General Relativity ODE
  399. Expansion of free space Green function in Bessel function
  400. Expectation value of raising/lowering operators
  401. Two physics KE/PE questions(and possibly more, studying for a test)
  402. Alpha particle generator.
  403. Turning a circle into a square
  404. transmission line question
  405. Group velocity of EMW
  406. Least action principle for a free relativistic particle (Landau)
  407. movement of planet in central force - hamilton mechanics
  408. thinking conceptually about QM
  409. Rotation
  410. Relativistic Trajectory
  411. Hamiltonian and forces! Help!
  412. Acoustics->porous sheet in front of a wall, what is the incident sound power absorbed
  413. modelling helium in the joule kelvin expansion
  414. Bainbridge Mass Spectrometer - Finding the mass of ions
  415. Pair Production in Vacuum
  416. Capacitor Help
  417. the density of states in 2d?
  418. Fracture mechanics equation
  419. Bessel function equivalence
  420. Basis Transformation for Wave Function
  421. contant of motion question
  422. Integration (related to QM).
  423. Fermi Energy, number of electrons and holes
  424. Cable theory - calculating cable length using graphs
  425. Calculating number of ion channels in lipid bilayer
  426. Pressure on uniformly charge spherical shell
  427. Limit computation
  428. Fourier Transform NMR Physics! Please help!
  429. Nearest Neighbor lattice question
  430. Fourier Transform Physics Question... work shown please help!
  431. GHK equation
  432. spin glass for ferromagnetic systems
  433. Normalising wave functions.
  434. Nuclear Power plant calculation
  435. Matrix Operator Question
  436. electric power and the stephen-boltzmann formula
  437. Interference fringes in Young's Double Slit Experiment
  438. Help me please!!
  439. 2 masses on an inclined plane, one unknown mass needs to be found
  440. Fermionic oscillator contradiction
  441. Check some GR Theory
  442. Wrapped Cylinder Kinetics
  443. Nonuniform Disk Frequency
  444. Hamilton-Jacobi Derivation
  445. Adding custom equations
  446. Friction problem
  447. Scalar fields: why symmetric ener-mom. tensor?
  448. position operator is it communitative
  449. fermionic oscillator property
  450. Schrodinger equation
  451. schrodingers equation
  452. Spring with 2 masses
  453. find the hydrostatic force exerted on a sphere
  454. kapler's orbits
  455. phi 3 scalar field theory
  456. Electromotive force
  457. Nuclear Shell Model - Spin-parity of excited states
  458. SOS .. Problem with lagrange derivation!!
  459. Working out the p.d.
  460. Born approx.
  461. electron-electron /Moller/ Scattering
  462. commutation relation of angular momentum
  463. finding potential difference between two points on a cone
  464. Time Dependence of the Infinite Square Well
  465. Gyroscopes, moment of inertia, rotational energy and friction.
  466. quantum gravity mass
  467. coin rolls on a table
  468. lorentz transformation question..
  469. square of density matrix
  470. Energy Stored leading to Dielectric breakdown
  471. Spherical coordinates
  472. Thin film interference
  473. Degeneracy and commuting observables
  474. time dependant perturbation theory
  475. fourier transform..
  476. Double Atwood machine
  477. neutron star spherical?
  478. Method of Images in Electrostatics
  479. finding the index of refraction with respect to the vertical axis
  480. Quantum Mechanics algebra
  481. Fourier Transfrom problem
  482. Defining Expressions from the Equation of State
  483. Gram-Schmidt Question
  484. Electric Potential of Uniformly Charged Cone
  485. Neutron collision from com frame
  486. please demontrate a unitary matrix can be diagonalized
  487. Null geodesics of light from a black hole accretion disk
  488. The groups O(3), SO(3) and SU(2)
  489. de sitter universe problem
  490. Diameter of a wire with length, resistance and resistivity
  491. Angular acceleration and it's mass dependancy
  492. Reducing infinite representations (groups)
  493. Plasma Physics and Controlled fusion problems
  494. Reducing an additive group (simple example)
  495. Degenerate perturbation theory
  496. Electron and hole wavefunctions in a semiconductor QW
  497. images
  498. bose einstein condensation
  499. Hamiltonian being a function of either orbital and spin operators
  500. quantum physics - time dependant changes
  501. Free expansion of a gas problem
  502. Quantum mechanics
  503. force exerted by a beam of light
  504. Hydrogen Atom; energy state transitions
  505. Combination of Errors
  506. entropy problem (i think)
  507. spectrometer problem
  508. The Lagrangian/Hamiltonian dynamics of a particle moving in a manifold
  509. Induced current in a coil
  510. scattering cross-section
  511. Continuity across boundaries in Electromag
  512. physics instrument
  513. How do you work out the phase difference between 2 waves?
  514. another fourier transform nmr question.. work shown need help!
  515. Quantum Mechanics algebra - complex analysis
  516. NMR Signal Physics Question! Please help!
  517. Urgent Help Needed- Finding the speed at the centre of mass? Please help me :(
  518. Please help me, I'm really in need.
  519. Inserting Figures in pdftex
  520. Rotation operator
  521. Double Slit Diffraction
  522. quantum mechanics - born approximation algebra
  523. Yes/No question about Minkowski-diagrams
  524. H NMR Fourier Transform Question.. work shown please help!
  525. Optical Theorem
  526. Heat capacity ratio for diatomic gases
  527. Relativisitc Mass
  528. Optical Solitons - General understanding and Project ideas
  529. Event Horizon of Universe
  530. trip to Andromeda by transporter
  531. Nordström's second gravitational theory
  532. A little help with Poynting's theorem interpretation?
  533. Problem 6.2 in Peskin's QFT book
  534. the question about pitching moment:
  535. Radius of Surface of Last Scattering
  536. Relativity Question
  537. inner product of coherent state and wave function of harmonic oscillator
  538. Debye Model and Specific Heat
  539. Diagonalizing Martrix (S) question...
  540. Mirror Optics- Measuring Virtual Image
  541. Normalization of a Spherical Harmonic
  542. Easy wave group question
  543. Simple exponential multiplication (electron interfernce)
  544. brick slidind down an incline
  545. variational method.
  546. The # of Microstates of a given Macrostate
  547. reconciling quantum with classical mechanics
  548. Killing vectors
  549. space physics question
  550. Charge density and electric field
  551. Compound Pendelum
  552. Engineering Dynamics Problem
  553. Vibration - Equation of Motion
  554. Hypothetical time travel & time dilation
  555. quantum:- SHO potential and its energy
  556. Find the center of mass with tripl-integral
  557. some help with cylindrical geometry diffusion problem?
  558. A 2d Geodesic equation
  559. kelin gordon equation - probability density
  560. What is the physical significance of an electric field divergance of zero?
  561. Oscillating universe
  562. Neutrino Oscillation
  563. Strain Energy - Displacement
  564. A mechanics problem: two masses, one dangling from a table
  565. Electron and Neutrino
  566. p=(\rho)/3 in the RW universe
  567. Freight Car-Caboose Collision
  568. Polarized light
  569. Charged Sphere
  570. asking on violation of bell's inequality and classical probability in a two-photon co
  571. Simple Harmonic Motion
  572. Thenevin Equivalent?
  573. What is the speed of the fluid when all of it is in the horizontal section?
  574. Finding Fourier transform
  575. Moment Inertia of a cube
  576. 1-D harmonic oscillator problem
  577. Complex Analysis
  578. Heat diffusion equation solutions for semi-infinite slab
  579. Vector potential due to oscillating dipole
  580. MATLAB: Ion Trap
  581. half life of lead 208
  582. Energy Level notation in relation to the Zeeman Effect
  583. Majorana Equation derivation
  584. E1 transition.
  585. Capacitors
  586. Hubble's constant and decelaration parameter
  587. How to find height in Projectile Motion?
  588. Collision
  589. Circuit Multimeter
  590. Rydberg constant for ionised helium
  591. Coefficients of expansion and compressibility
  592. I need the form of potential energy for a simple problem
  593. Complex Analysis
  594. Galilean Coordinate Transformation (Classical Relativity)
  595. Calculate EMF Induced
  596. hydrogen like ion
  597. elementary particle
  598. Positronium allowed decays (Peskin)
  599. Identical Particles Take Home exam ://
  600. At what position is the net electric field that is produced equal
  601. [Differential Geometry] Simple relations between Killing vectors and curvature
  602. Determine potential outside a sphere
  603. question about christoffel symbols
  604. Boundary conditions for a metal cylinder placed in electric field of parallel electro
  605. Density of states in QM
  606. 1-D potential TISE
  607. Tight binding model, help please!
  608. Relatavistic Decau
  609. phase cells and equilibrium speed distribution
  610. One Dimensional sigma model..Integral evaluation
  611. Using Hund's rules to calculate ground state of erbium
  612. Evaluating commutator with hamiltonian operator
  613. Special Relatively
  614. single slit and lens
  615. Phase Difference - Waves! Help! URGENT
  616. Vector Problem
  617. Polysilicon in MOSFET technology
  618. gates in quantum computing
  619. distinguishing between two quantum states
  620. Euler angels
  621. euler lagrange equation and einstein lagrangian
  622. Young's modulus in microscopic terms
  623. Is it reasonable to use the Stepan-Boltzman law when dealing with gases?
  624. Multipoles
  625. Density of a star
  626. Finding molecular weight from specific heat at constant volume
  627. 1D SHO in external electric field
  628. fourier transform simple question?? pls help
  629. Derivation of non-inertial terms in non-inertial systems using rotation matrices
  630. Two Vectors of Equal Magnitudes
  631. Mathematical physics problem - heat conduction
  632. Energy difference between energy levels with same n
  633. Physics experiment on water and magnet
  634. Quantum optics problem...
  635. fourier series problem
  636. Semi-Quantum Question
  637. Thermal Physics, Homework #1 problem #1
  638. Rotating Cylinder, Centripital Motion, and Coeffients of friction.
  639. Entropy of N particle system
  640. Statistical mechanics: energy variance of ensemble
  641. Normalization of a wavefunction
  642. Wavepackets, expressed as eigenstates. Calculate time to tunnel to adjacent pot well?
  643. help for inverse Laplace transform
  644. an equivalent lagrangian 1
  645. the equivalent lagrangian and the derivative
  646. Beta decay experiment
  647. Using Tafel curves
  648. Eigenvalues and eigenvectors of the momentum current density dyadic
  649. beta decay experiment
  650. Which photon has more mass?
  651. protons released from rest in a vacuum.
  652. thermal green function and complex integration
  653. Field of a polarized cylindrical
  654. Showing that a set of functions is orthonormal
  655. Hydrostatic Equilibrium
  656. Statistical Mechanics Derivation
  657. Landé factor of electron
  658. Poisson Statistics in Solid State Physics
  659. Relativity Question
  660. Spin Orbit Coupling.
  661. Landé g factor derivation
  662. Concept of Superposition in QM?
  663. CAble loss
  664. Compton scattering, angle of recoiled electron
  665. Maxwell's Equations - Wavelength Dependance derivation from Group Velocity
  666. diffraction experiment not h/w question
  667. Prof's Bonus Question for XRay Diffraction
  668. Angular velocity in a uniform circular motion.
  669. Magnetic Circuit Problem Involving a Solenoid and Plunger
  670. X Coordinate in Electric Field System
  671. Electromagnetic transverse wave question
  672. Charge over a triangular region
  673. the cauchy problem and the equations
  674. a plane flies
  675. Diodes - Voltage/Current
  676. Nuclear Rotational and Vibrational States
  677. Heat Current Problem
  678. Expressing the full width at half maximum Δω by τ
  679. galactic transformation
  680. Faraday's Law and Charge Quantization
  681. Statistical Mechanics and Thermodynamics
  682. Potential barrier in nuclear fusion
  683. charge
  684. Expectation Value of Momentum Squared
  685. Time average vs. phase space average
  686. Electric Field of a Uniformly Charged Ring
  687. Heat Transfer in Composting Pile
  688. Lorentz velocity transformations - relativity
  689. Electron accelerated from .89c to .97c
  690. 2State Boson System [URGENT!!!]
  691. Relativistic form of Newton's second law
  692. Finding mass with dirac delta function
  693. Is there any process adiabatic and isothermal?
  694. Metric Tensor
  695. help with this simple problem!
  696. Electromagnetic field, Gauss’ Law questions
  697. Atomic form factor
  698. Cartesian Oval in Maple13 OR Mathematica7
  699. Total Angular Momentum of A System...
  700. Question about spinors and gamma-matrices
  701. Balancing four point charges so that the net force acting on each charge is 0.
  702. mean distance from the sun
  703. the effective radiative temperature
  704. B and H in a magnetic material
  705. Electric flux through a spherical surface
  706. Stirling's approximation/Multiplicity
  707. Examination-Style Questions. Density of Material Questions (b)(i)(ii)
  708. Torque on/due to dipoles.
  709. Electric force and electric charge
  710. Orthogonality question
  711. Atomic Energy Levels in the Presence of a Magnetic Field
  712. Earth and Satellites
  713. spin and angular momentum
  714. Addition of 4 spins
  715. Probability of randomly bouncing speedometer (stubborn calculus)
  716. Voltage divider
  717. RLC Black Box
  718. Equilibrium heat equation in 2D cylindrical coordinates
  719. Thermodynamics problem, help calculate the energy transfer
  720. Gauss' Law & Surface Charge Density
  721. wiring diagram/sheep a series
  722. Thornton and Marion, Chapter 2, Prob. 22
  723. Electric Field
  724. Parallel insulating plates
  725. Electric Field/Charge cycle, rotating mass problem
  726. Radiative Transfer - Emitting Ring
  727. Obtaining the Rayleigh-Jeans formula - what am I doing wrong??
  728. Straight-forward quantum question
  729. Ground state energy of a two particle gravitational atom
  730. Special Theory of Relativity! Need help, Urgent?
  731. can you tell me how to prove it?
  732. capacitance of three coaxial metal tubes
  733. Finding magnitude of part of binary system...
  734. Odd Gauss's Law question
  735. 2 quick questions about the baryon octet and decuplet?
  736. Statistical Mechanics
  737. Relativity concept question
  738. Gauss' Law, and E feilds
  739. Relativity calculation, Lorentz transformations
  740. Energy of electron in the hydrogen atom
  741. Quick Special Relativity Q
  742. Potential and flux
  743. Double slit experiment
  744. Help! Beginner Quantum Mechanics
  745. heat flow and entropy
  746. carnot process question
  747. Miller Indices for FCC and BCC and XRay Diffraction Peaks
  748. Gauge Theory - Having Trouble with V' = 0
  749. Determine velocity of muon
  750. Acceleration Problems
  751. Special Relativity help
  752. Dynamics problem
  753. charges and field
  754. Hall probe
  755. sommerfeld quantization condition
  756. Resonant frequency of drums
  757. Conceptual problem with conservation of energy
  758. Question on finding absolute pressure?
  759. Finding magnitude of net force
  760. Gauss's Law
  761. Relativistic mechanics
  762. help.Mayday.about electricity and magnetism
  763. Tensor algebra in electromagnetic fields
  764. Electrostatics, Even Distrobution on wire dumb question
  765. Galaxy Rotation Curve problem -
  766. Plane waves
  767. Modern Physics - Extension of the Galilean Transformation?
  768. gravitational
  769. Three Charges - Electric Field Question
  770. Semicircular charged wire question
  771. Electric Fields Question- Uniform Field
  772. E Field from Distribution of Charge
  773. Relativity Question
  774. Fluid problems - " pipe " like questions
  775. Fluid Problems :(
  776. Wire Loop falling through uniform magnetic field
  777. Interface plasmons question
  778. Relativity: Conversion of Mass and Energy
  779. charges and field
  780. Can a Photon be deflected by Magnetic and Electric Field?
  781. Time dilation
  782. Length Contraction
  783. Massless Particles and the algebra involved
  784. Time Dilation problem
  785. is it vacum state is orthogonal or not?
  786. Emitter Follower
  787. Drag calculation based on kinetic theory, flux
  788. charged-ring formula problem
  789. Delta function charge densities
  790. Square Potential Wells???
  791. Rocket travels along parabolic path (RECTANGULAR COMPONENTS)
  792. Induced Voltage of Faraday's Disk
  793. Thermodynamics (Heat cycles)
  794. Coloumb's Law problem (calculating Electrical force on a charge)
  795. dynamics of falling masses
  796. Specific Heat Capacity and Thermal Conductivity
  797. Mean Free Path of Nitrogen gas
  798. Lorentz transformation: time dilation
  799. Doppler effect when moving towards then past each other
  800. Help with rotational kinetic energy, interia, etc. problem
  801. Quantum Physics
  802. Grating diffraction efficiency
  803. Thermodynamics of open soda can
  804. Quick thermodynamics question
  805. Phase difference of HeNe laser in Lithium Niobate
  806. Electromagnetism, two wires and fields...
  807. Deriving the effective potential due to screening
  808. Poiseuille Flow
  809. A couple of questions about the spin of a nucleus?
  810. Quantum Mechanics help
  811. Escape velocity of a spoked wheel.
  812. Force on a charge from a cylinder of charge
  813. adiabatic expansion
  814. Building a car in AP Physics, Need Suggestions!!
  815. Thermodynamics! (Density of States)
  816. Relativistic Energy Question
  817. Interaction Hamiltonian
  818. Bilinear operatpr
  819. Quantum Physics Help!!
  820. Perturbation Theory
  821. Error in solutions or am I doing something wrong?
  822. Pion Decay
  823. Commutator of L^2 with x_i
  824. Electromagnetism Finding E-fields
  825. frequency, speed of sound
  826. Kepler's Law help!!!
  827. Quantum Mechanics - Question Regarding Eigenenergy
  828. Energy and Momentum-Relativity?
  829. 2D isotropic mass-spring system, need to find maximum distance from origin
  830. Electric Field on a Spehere
  831. Particle Takes Infinite Time to Reach Top of Potential Hill
  832. Modern Physics question!!
  833. Decay of Particle
  834. Cart Wheel Problem
  835. Lagrangian problem
  836. Angular magnification
  837. Peskin Eq 11.72, mathematical identity
  838. Electrostatic problem (point charges)
  839. Fundamental Resonant Frequency of a Waveguide
  840. What is the velocity operator?
  841. Electric field question help. Fairly simple but think I'm making small mistakes
  842. Wave question
  843. Resistivity and Mobility
  844. Relativistic collison problem
  845. Flux Through a Cube
  846. Query regarding Commuting operators
  847. Find the charge and electric field.
  848. Energy and Momenta of a muon? Relativity!
  849. converting to kg ? simple question
  850. Effective mass
  851. Quantum Physics-Perturbations
  852. Boundary Conditions for infinite grounded cylinder (Laplace Equation)
  853. Rigid Body dynamics - elastic collisions
  854. quantum mechanics-projection operator in terms of momentum
  855. Mercury Monometer, Pressure, Temperature
  856. Expected Values and Error Analysis
  857. Quantum operators: Where to start?
  858. 2 non-interacting fermions in 1D SHO
  859. Frobenius method aplied to simple harmonic oscillator problem
  860. Evaluating the non-relativistic Action
  861. Zero point energy from Heat Capacity vs Temperature Curve
  862. what is meant by momentum is maximised?
  863. Integration of line of charge
  864. gravitation
  865. Cherenkov radiation in Jackson
  866. 2 dielectrics in a parrelle plate capacitor. (i dont need answer just the intuition)
  867. Electrostatic potential independent of distance?
  868. Speed of light pulse if you have a velocity of c
  869. Four-velocity in a static spacetime
  870. Dielectric-Dielectric Boundary Conditions Problem
  871. Ps1
  872. Fluid Equation (Cosmology)
  873. Hermitian operator--prove product of operators is Hermitian if they commute
  874. conservation of energy and momentum
  875. Frequency and other properties from E-field
  876. special relativity
  877. Does Linear momentum operator and angular momentum operator
  878. Jupiter
  879. lagrangeian problem....
  880. Magnetic Field Inside an Electric Conductor
  881. pair production
  882. Kinetic Energy of Molecules Escaping Through Small Hole
  883. Diffraction
  884. Modern Physics - Invariability of Newton's 2nd Law under a GT?
  885. Energy Density with Thomson scattering
  886. QFT: calculating decay rates from invariant matrix element M
  887. Pion Decay & Lorentz Transforms
  888. Ps2
  889. Sensitive Light meter and meter stick to measure distance
  890. Perturbation Theory description of Positronium
  891. Sos
  892. Thermodynamics: Heating gas in two separate containers
  893. Hydrostatic Equilibrium in General Relativity
  894. Eigenfunction of electron in E and B fields
  895. charging and dischaging capacitors
  896. Picture of a rolling wheel
  897. How Can you use triode as detector in radio wave receivers?
  898. Relativistic energy and momentum question
  899. Hydrostatic Equilibrium and Forces
  900. ionic spectra for helium
  901. quantum physics-corrections
  902. Internal energy of a hydrostatic system in a reversible adiabatic process
  903. Cant get units to work out for Momentum Density
  904. Cart containing Sand
  905. Simple question about enegry of ground state .
  906. Radial distribution probability
  907. Energy of two colliding particles
  908. Temperature vs Volume in an expanding gas
  909. Power Broadening
  910. Question of Work with non-ideal gas expansion
  911. Lorentz transformation
  912. "high school" algebra -> relativistic conservation of momentum and energy
  913. surface recombination velocity
  914. Emissivity as a function of wavelength
  915. Potential of uniformly polarized sphere
  916. Question on Gauss's Law
  917. Normilzation of a wavefunction
  918. Volume distribution of charge
  919. Linear Operators and Eigen Values
  920. Binding ehergy per nucleon for heavy nuclei compared to nuclei in the middle range
  921. Derive Acoustic Pressure Relation from Ideal Gass Law
  922. Electric field
  923. Self-biasing JFET current source
  924. carnot engine with finite reservoirs
  925. Energy of electrons in an atom
  926. Kaku, Quantum Field Theory Page 47 (2.68/9)
  927. Perturbation Theory
  928. Commutator
  929. Mandelstam variable
  930. Rectangular membrane
  931. Hypersphere Volume - Fractional Dimensions
  932. Electrostatic Potential
  933. Fluid question
  934. Twin Paradox (Again..)
  935. special relativity/lorentz transforms
  936. heat transfer and flux calculation
  937. Force due to B on a current carrying conductor
  938. Electric Field/Centripital Force/Gauss law question?
  939. Shortest distance between two points is a straight line in non-Euclidean metric
  940. Given conductivity, calculate E, D, and P vectors
  941. Quadratic & simultaneous equations
  942. electrostatic field
  943. Sound intensity on a "flat earth"
  944. Kármán vortex street
  945. Quantum Operators (or just operators in general)
  946. Optics : Lens Combinations with laser beam problem
  947. Gravitational time dilation
  948. Fading Diffraction Peaks
  949. Can heat be the cause of the expansion of the universe?
  950. Statistical Thermodynamics - Help Wanted :(
  951. Hamiltonian Density
  952. ideal gas compression
  953. Normal modes / Rod on a string
  954. invariant mass problem
  955. Potential & charge
  956. Work, bullet velocity, question. Please help
  957. Fourier series summation in David Griffiths' textbook
  958. components of an Electric field due to a dipole
  959. Why is the distance that two objects are apart (r) when it should be half of it?
  960. Projectile Motion
  961. Cyclotron Motion
  962. Electric fields
  963. Spherical Vector Wave Functions and Surface Green's Functions
  964. Force On Rod Inserted In Solenoid
  965. Parametric equations
  966. Phase velocity wave packets Modern Physics
  967. Electric Dipole Moment
  968. Oscillating Springs ?
  969. Heat Capacity Ratio
  970. Merzbacher's problem of a particle in a magnetic field
  971. Uncertainty Principle
  972. Thermodynamics: Carnot engines
  973. Compressed water enthalpy
  974. Resistance and Capacitators - check my work.
  975. Holes heavier than Electrons?
  976. Cosmology-Application of the friedmann equation
  977. Infinite Line of Charge
  978. Transformation of Equation of Motion by Hankel Transform
  979. classical mechanics problem
  980. Oscillation / Phase Space Question
  981. PVMs of commuting observables
  982. particle collision/decay in CM frame
  983. Non inertial FoR
  984. Finding ratio of accelerations, Ab/Aa
  985. Solid state physics ashcroft mermin Chapter 2 paat 3
  986. Vector decomposition (Helmholtz)
  987. statistical mechanics - microstates & entropy
  988. source counts
  989. Electric feild sketch
  990. how do I integrate ψ1(x) / ψ2(x)?
  991. how do you integrate integrate ψ1(x)?
  992. Electromagnetic Induction, the Interplanetary Magnetic Field and the Magnetopause
  993. Gauge Invariance
  994. Spring Energy
  995. Phase velocity and Group Velocity
  996. Capacitor impedance from ExH
  997. Electric Dipoles
  998. Electrostatics
  999. Electrostatic potential
  1000. Electron Suspended Between the Surface of The Earth
  1001. Proving an Eigenfunction of Momentum Operators
  1002. Anharmonic Oscillator - Energy Shift Calculation Using 1st Order Perturbation
  1003. Improving the accuracy of a Java simulation of n-orbital bodies
  1004. quantum numbers of a neutron
  1005. Determining Eigenfunction of Operator
  1006. Thermodynamics - Change in Density due to Change in Height
  1007. Simple Applications of Macroscopic Thermodynamics
  1008. Partition Function for Thermodynamic System
  1009. Invariant stress tensor = Invariant force?
  1010. Pendulum
  1011. State Vectors of a Sum of Hamiltonians
  1012. Power output
  1013. Q value calculation for Beta decay
  1014. Wave Function - Normalisation & Calculation of Expectation Values
  1015. Quantum Physics - Measurement/Eigenvalues(functions)
  1016. Perturbation of Potential (Particle in a Box)
  1017. Someone please help
  1018. landing space craft in an alien planet
  1019. Alternating (sinusoidal) Magnetic Field
  1020. Pl help
  1021. delta dirac
  1022. EM question
  1023. Motional emf with gravity as the pulling force
  1024. rocket momentum question.
  1025. Particle in a one dimensional box: probability of observing px between p and dp
  1026. finite difference method in fortran
  1027. Electromag applied to Capacitor
  1028. The Magnetic Field of Coaxial Cables
  1029. Probability Calculation - Lottery
  1030. Deriving Helmholtz Thermodynamic Potential & Corresponding Maxwell Relation
  1031. Matrix elements of x^3
  1032. Ordering of 'N' Distinguishable Objects
  1033. How to derive Eq. (3.110) in Peskin's book?
  1034. Algebraic interpretation of classical harmonic oscillator
  1035. Quantum Mechanics: Tunneling, Help!
  1036. Thermodynamics: T-S slope at constant volume
  1037. Energy of a state of a hydrogenic atom
  1038. eigen values for a state and spherical harmonics
  1039. photon
  1040. Wave packet spreading
  1041. Calculating the interplanar distance d111 for an FCC lattice
  1042. Quantum gravity and the geometry of space
  1043. Motion of a point charge in a magnetic field
  1044. Normal Modes - Pendulum on a Moving Block
  1045. Air Plane question
  1046. x-component of angular momentum, Lx, acting on |n,l,m>
  1047. Energy of Planetary Motion
  1048. Statistical thermodynamics question
  1049. Pair Production
  1050. Commutator, where have I gone wrong?
  1051. Electrostatics question
  1052. How to derive Intensity of light waves function I/Io
  1053. Probability of finding an electron in a cylinder. . .
  1054. Cylinder area element
  1055. Optics Problem - light passing through 3 mediums
  1056. How to talk about parity.
  1057. Muon Half Life
  1058. Quantum Numbers J,S and L in p+n and n+n system
  1059. Relativistic energy
  1060. Vibrations of diatomic molecules
  1061. Normal modes of Mass and two Spings
  1062. Electric Dipole Transition
  1063. Cross sections and lifetimes
  1064. how measureable parameters associate with operators
  1065. number of allowed pathways for electron transitions in hydrogen
  1066. Non-Geodesic observer
  1067. Determine the potential V(x)
  1068. Voltage, electricity and transformers question?
  1069. Fourier Transform Calculations
  1070. Nuclear Physics reaction equilibrium
  1071. Gaussian Problem
  1072. Need urgent Help - Exam tomorrow
  1073. Please help - exam tomorrow(2nd set)
  1074. Jefimenko B-field approximation
  1075. Solution to Maxwells equations
  1076. particle rotating around a sphere
  1077. scattering of neotrinos off an iron block
  1078. Mass difference between charged and uncharged battery - Special Relativity
  1079. Estimating Pion mass using the uncertainty principle
  1080. Convolution - Image Processing
  1081. spin orbit coupling
  1082. Accounting for moving nucleus in Bohr theory
  1083. Fourier Transform of Differential Equation
  1084. Conversion of Photon flux to Counts
  1085. Expansion of an Ideal gas(molecular thermodyanmics)
  1086. Radiative Heat Transfer
  1087. Parallel and Series circuits w/ multiple batteries
  1088. Entropy Proof Question
  1089. Surface Integral - or Line Integral?
  1090. Use of Fourier Transform in Quantum Mechanics
  1091. Normalising a Wave Function
  1092. Special Relativity,roket problem
  1093. Electric Potential by Integrating Poisson's Equation
  1094. Varying mass/momentum transfer question
  1095. Question envolves the centre-of-mass and momentum.
  1096. E field and charge density
  1097. Einstein Summation Convention
  1098. justifications for whether a resolution can be true for various analytical methods
  1099. Applying S_ operator on composite state |5/2 3/2>
  1100. geiger counter, ionization counter with a gain of unity
  1101. Motional EMF through a circular magnetic field
  1102. Snell's Law Problem (Please Help ASAP!)
  1103. Thermodynamics: Enthralpy of body
  1104. E-field on a spherical shell with a hole
  1105. Particle of mass m in a box of length L Quantum Mechanics
  1106. QM:Angular Momentum:Matrices:Rotating Molecule
  1107. QM: Angular Momentum Matrices (Rotating Molecule)
  1108. Yukawa Potential
  1109. Venturi meter/ coefficient of discharge experiment
  1110. Second Moment of Area - semicircular "groove" in a beam?
  1111. Magnetic Dipole Moment
  1112. Two current carrying wires perpendicular to each other
  1113. Problem Set Three
  1114. Electromagnetic wave before and after refraction
  1115. Electric potential energy of two charged spheres
  1116. Thermodynamics and entropy of reservoirs
  1117. Electric charge equally distributed in rice grains
  1118. Artificial Stellar Evolution
  1119. Binding energy of an electron in an excited state?
  1120. Change in magnitude and flux caused by a planet transiting a star
  1121. Rate of Decay
  1122. hermitian problem .. I need some help
  1123. Interference in Thin Films
  1124. Quantum Mechanics - Spin.
  1125. Mag. field of square loop at far away point
  1126. Near and Far Field Attenuation Inverse Laws
  1127. top anti-top decays and Cabbibo Suppresion
  1128. Homework problem need help!
  1129. Confining an electron
  1130. Pendulum
  1131. Oral exam in Electromagnetic
  1132. Major help
  1133. Calculating wavefunctions, checking ortogonality, expectationvalue and momentumvalue
  1134. Newton's Law of Cooling
  1135. Thermal expansion
  1136. Hamiltonian of a Spin in a Magnetic Field
  1137. photon
  1138. griffith's problem 3.2 of CED
  1139. spring related question
  1140. Parabolic Waves
  1141. What equpment can be used to time a "quick blow" fuse
  1142. Polarization of Coaxial Cable with Compound Dielectric
  1143. Relativistic collision and then quesion about cerenkov radiation
  1144. Lande g-factor for proton
  1145. Newtonian Mechanics - the movement of a particles
  1146. Special teoryof relativity
  1147. determining reaction forces and angle
  1148. Spherical shells
  1149. Grand canonical ensemble
  1150. Capacitance
  1151. Pendulum-Spring-Mass System- HELP!
  1152. legendre transformation
  1153. Particle in a box
  1154. calculate stresses with gravitational load and weights instead of forces
  1155. Relativity - Doppler effect in reflection from a moving mirror
  1156. Minimum wattage rating ??
  1157. Matrix Elements
  1158. Infinite potential well
  1159. Location of a Particle in a Box
  1160. Electric Field in a cylindrical Coaxial Capacitor
  1161. Mastering physics: The Electric Field at a Point Due to Two Point Charges
  1162. Graviational Field of Floating Mountain
  1163. [QFT] Divergent Green's function?
  1164. quasi-stastic solenoid magnetic field
  1165. Newton's Rings
  1166. always a minimum
  1167. Time-dependence of expectation value <x> in a quantum harmonic oscillator?
  1168. propagator for a free particle / schrodinger equation
  1169. mastering physics: electric field of point charges
  1170. Intrinsic and extrinsic silicon semiconductors
  1171. steering+spring powered dragster
  1172. Help in The length of a solenoid
  1173. Time-dependent perturbation theory question... not a hard one
  1174. energy loss in synchrotron accelerators
  1175. Deriving a vector identity using Pauli spin matrices
  1176. Formation of molecular hydrogen in HI clouds
  1177. Spherical Shell
  1178. The Classical Atomic Model
  1179. Calculating the potential energy curves for ground/excited states of molecular Iodine
  1180. Beer'Lamberts Law
  1181. Simple question - barometric formula derivation
  1182. Calculating energy for particle in finite box.
  1183. Angular Momentum Operator
  1184. Angular Momentum Operator in terms of ladder operators
  1185. Nucleon Emission
  1186. Magnetic flux and emf help?
  1187. Entropy for an irreversible adiabatic process?
  1188. Atomic energy
  1189. A Question On Electron Microscopy (TEM)
  1190. u=qv or u=0.5qv
  1191. Reflection coefficient of the step function potential
  1192. Hamiltonian For Two-Particle System
  1193. Superconductivity Critical B field, thermodynamical proof
  1194. Entropy of Formation Calculation
  1195. Excitation of TO-phonons
  1196. What are the factors that cause lift?
  1197. Linear acceleration and speed of light and pions
  1198. Can someone check this please
  1199. relativistic momentum - muon decay
  1200. canonical/grand canonical ensemble
  1201. Proof no photoelectric effect on a free electron
  1202. W = Integral force
  1203. At what speed will stern of ship pass pier?
  1204. Green's function for the sphere
  1205. why do headlights on a car dim when the motor is operated
  1206. diamagnetic vapour + electromagnetic grid
  1207. Degrees of Freedom total confusion
  1208. bandwith
  1209. Calculating Stationary Points of a Function
  1210. Kirchoff's Voltage Law in RLC circuit
  1211. Building hieght
  1212. Solar Radiance - Reflection
  1213. Semiclassical approach
  1214. Uniform magnetic field in a spherical region
  1215. Mean energy of a 3D (quantum) harmonic oscillator
  1216. Probability of perturbed harmonic oscillator
  1217. Incline Problem with spring
  1218. Divergence of a vector field is a scalar field?
  1219. dB ear plug reduction
  1220. Infinite Ladderof Capacitors
  1221. Scalar Potential of a One-Dimensional Force
  1222. A real challenge to all physicsist!!!
  1223. Schwarzchild metric - rescaled coordinates
  1224. Form Factor (Nuclear)
  1225. Laplace Transform
  1226. Solve Schroedinger Equation with Mathematica DSolve for given potential
  1227. Change in Decibals of a Pig Pen?
  1228. moment of inertia question
  1229. Calculating the Acceleration of a Train Given Angle from Vertical
  1230. Rectangle Inside An Ellipse
  1231. Calculating Extrema on Surface of Sphere
  1232. Inner product for Dirac Spinors
  1233. Operator Terminology
  1234. problem in my physics class i cant figure out
  1235. Projectile Motion - Hard
  1236. From PDE to ODE ?!! + research
  1237. Gauge symmetries of a theory
  1238. Object falling towards moon
  1239. Initial Number Density of Ink Particles..
  1240. Solid state physics question
  1241. please help, particle accelerated through potential
  1242. Color of light beam in Teltron tube
  1243. Magnetic field generated by current in semicircular loop at a point on axis
  1244. Point of equilibrium with 2 charged spheres
  1245. Classical mechanics - Time dependent Hamiltonian and Lagrangian
  1246. magetic lens electron beam bremsstrahlung
  1247. quantum physics
  1248. Intrinsic fermi energy of silicon
  1249. QM: need help with intermediate step
  1250. Solving Laplace Eqn by Separation of vbls
  1251. Force Method for Two body system
  1252. Possible Values for Total Angular Momentum
  1253. magnetic flux
  1254. Angular momentum quantum number and angle
  1255. Photoelectric effect
  1256. Astronomy coursework question
  1257. Effective Potential with Power-Law Spiral
  1258. Electric dipole moment
  1259. Horizontal Motion with Quadratic Drag
  1260. Problem Set 4
  1261. Electric field
  1262. Paper on Laser Trapping and Cooling
  1263. Group Velocity
  1264. Electric & Magnetic fields, application of Lorenz's Law to -eV electron
  1265. Calculating the magnetic field from the Hall Voltage
  1266. Magnetic Flux through a hemisphere.
  1267. Term Symbol for Carbon He2s^22p^2
  1268. Mechanics: Motorcycle propulsion
  1269. Another quick group velocity question...
  1270. draw shear force and moment diadram
  1271. Shear Force Due to Bending HW question
  1272. Voltage Induced by slowing varying magnetic moment
  1273. Continuum mechanics problem: Stresses
  1274. Ohm's Law in a sphere with current density
  1275. Ac circuit & Power (I)
  1276. Radioactive Nuclear Polonium Battery Question
  1277. Electrostatic potential of a split sphere, using the laplacian for spherical coord
  1278. Energy of a deuteron
  1279. biefeld brown effect
  1280. biefeld brown effect
  1281. Standard derivation and probability density
  1282. Electric Potential Energy Between Two Charges
  1283. Relation between force in cartesian, polar.
  1284. Newtons laws question.
  1285. Schrodringer's Equation (Quantum Phys)
  1286. Vector components for custom coordinate axes
  1287. Bragg angle and X-ray Radiation
  1288. Determine n when you know the charge density (Electromagnetism)
  1289. Differential Equations KE Problem
  1290. First Law of Thermodynamics
  1291. Plotting field lines of a vector field - for TM or TE modes in waveguides
  1292. Normal modes / Eigenfrequencies
  1293. Griffiths E&M: Do bound charges physically exist?
  1294. Calculating Intensity of Light from Potential Difference
  1295. Binding energy of the alpha particle
  1296. Please explain about general coordiante
  1297. heat capacitance
  1298. Quantum entanglement
  1299. calculate capacitance to adjust current in ac circuit
  1300. against natural tendencies?
  1301. Nebula powered spaceship?
  1302. Find the possible states
  1303. Potential from a Quadrupole using Legendre polynml's
  1304. Thermodynamics: showing that U (energy) is a homogeneous function of S,V and N
  1305. Find k from magnetic field and magnetic flux.
  1306. Larmor Formula.
  1307. Gradient question
  1308. Falling chain center of mass dynamics
  1309. Electricty
  1310. Thermodynamics Air Cannon
  1311. Dipole moment, given E-field
  1312. Distorted orbital shell when E-field applied (Dielectrics)
  1313. Resistors and Associated Length
  1314. What's wrong with my electric potential ?
  1315. Expectation value of position of wavepacket
  1316. Magnetic field
  1317. A Question On Redshift
  1318. Net charge of a distribution that includes delta function
  1319. A question concerning derivation of canonical ensemble's probability
  1320. Tesla Coil
  1321. Shrodinger Equation for Multiple Particles
  1322. Electricity Help !
  1323. elliptical orbit question plz help
  1324. Distance a particle travels if launched tangentially into space
  1325. Kinematics Projective Motion Problem
  1326. Circular motion as a 2D harmonic oscillator
  1327. Finding max acceleration up a slope with only static friction and kinetic friction
  1328. Electric field between two electrodes with insulator/conductor between.
  1329. Satellite Comm
  1330. Crystallographic planes and square pyramids
  1331. Rdm
  1332. peskin equ(2.51)and(2.52)
  1333. Calculating equilibrium number of vacancies and other variables (crystal defects)
  1334. Analysis of the Isospin of meson and baryon bounded states (particle physics)
  1335. Quantum mechanics problem
  1336. super conductors
  1337. E field at a distance
  1338. Kinetic Energy
  1339. Conduction through a hollow sphere
  1340. RC Circuits and Current
  1341. Collisions
  1342. de Broglie wavelength question.
  1343. Electrostatics + Magneotostatics HW question
  1344. n-dimensional torus compactification and string winding
  1345. Find magnetic field of infinitely closely spaced loop
  1346. Variational Principle
  1347. Cartesian to Polar Vectors
  1348. Heats of Transformation
  1349. Solar/Sidereal day/SpiralArm/Orbital Speed With Radio Telescope
  1350. heat capacity temperature of blood
  1351. Finding the work done by a gas under quasi-static, isothermal expansion
  1352. Meson Spin
  1353. Adding to magnetic forces
  1354. Lateral Stress - need clarification
  1355. focal point of image in magnifying glass
  1356. Wave function of hydrogen in 2s state
  1357. Free fall acceleration on a planet
  1358. Griffiths intro to electrodynamics Laplace's equation (boundary conditions only!)
  1359. Electrostatics Laplace Equation
  1360. Dielectric image charges
  1361. Commutator proof
  1362. Adjunct operator proof (simple!) please tell me if I am right.
  1363. Van der waals & Andrews curve: discrepancy
  1364. wave packet of: 2 spin half non interacting indentical particles, wavepacket=?
  1365. A question on Beryllium as a neutron moderator
  1366. Spherical Capacitor half filled with dielectric.
  1367. Lorenz guage and equation of continuity
  1368. entropy, free energy and chemical potential of mixtures
  1369. mesh-node analysis from a circuit
  1370. Faraday Rotation experiment question
  1371. Muon decay experiment
  1372. Question involving velocities and distance
  1373. Power Dissipated - Kirchhoff's Rule
  1374. Air pressure drop in Space (plz help!)
  1375. Statistical Mechanics question: calculate energy difference
  1376. Calculating Clebsch Gordon Coefficients
  1377. Energy of resulting Gamma Rays after particle annihilation
  1378. Dielectric Image Charges. Need Help Please!
  1379. Half Life Problem
  1380. Breeding Ratio of thorium fuel cycle
  1381. Intergallactic photons free mean path
  1382. Finding the transfer function for a parallel resonant circuit
  1383. How to determine Force from hor. position vector?
  1384. Finding tension of support cables
  1385. Perturbation: First order correction to particle-in-box eigenstates
  1386. Metric preserving group
  1387. Sound Intensity
  1388. Calculate current in a cylinder with a hollow cavity
  1389. Electric Potentials (4 charges on corners of a rectangle)
  1390. Determine a constant K
  1391. Uniqueness of solution to the wave function
  1392. Forces (Particle Physics)
  1393. newton's law of gravitation
  1394. newton's law of gravitation
  1395. Reaction-diffusion equation
  1396. Very Simple vibrations problem
  1397. Very Simple vibrations problem
  1398. Energy Fluctuations in Canonical Ensemble
  1399. diamagnetism problem
  1400. Energy shift using perturbation theory
  1401. Conductivity of a set of layers
  1402. How to solve this reflectivity equations?
  1403. Wireless transfer of energy
  1404. Fermion Gas well potential
  1405. Calculating the Redshift at which the Universe was dominated by different components
  1406. Heisenberg Uncertainty Principle
  1407. Hamiltonian for a Hydrogen atom
  1408. Somewhat silly gravity question for Mechanics
  1409. Bohr Model Electron Movement Question
  1410. Kinetic energy of a rod in a circle
  1411. Uncertainty Principle, Energy and Position
  1412. generalized uncertainty principle
  1413. Relativistic particle in magnetic field
  1414. Radiative Transfer + Emissivity
  1415. Wave function
  1416. expectation values for a harmonic oscillator
  1417. Separation of Schrodinger Equation
  1418. Kinematics of Inverted Physical Pendulum
  1419. Electric field Dipole Moment of excited Hydrogen
  1420. Exam preparation question
  1421. Neutral Axis/Second Moment Of Area
  1422. Fourier Optics
  1423. Smith Chart and Maximum Power Transfer
  1424. Functional derivative
  1425. EMF and magnetic flux
  1426. Microcanonical ensemble for system of harmonic oscillators
  1427. Flow of liquid through a hole and distance traveled
  1428. Entropy and Energy exchange of systems.
  1429. Calculating elastic constants Cijkl
  1430. Coaxial Cable and dielectric
  1431. Magnetic potential derivation from B
  1432. Magnetic flux density
  1433. Riemann tensor in normal coordinates (General Relativity)
  1434. the total travel time along a frictionless path?
  1435. Two stupid questions about Peskin's QFT
  1436. Thermal Physics - Change of Entropy
  1437. Geodesic equation in new coordinates question
  1438. Madelung constant
  1439. reciprocal lattice
  1440. space elevator
  1441. Statistical Physics
  1442. Differential Equation Help
  1443. Particle in finite well (Schroedinger)
  1444. Special Relativity, energy and momentum
  1445. Vector Dynamics Advice
  1446. Deriving the needed wavefunction transformation for gauge symmetry?
  1447. Transmission of a TWO step potential
  1448. Induced Current Density On Disk Due to Changing Magnetic Field
  1449. joule's law of heating
  1450. Solid state magnetism
  1451. Classical Mechanics Accelerated Frame/Rotation Problem
  1452. Triggering a Transition Between Quantum States
  1453. elec and mag
  1454. Problem with functional
  1455. Absorbing Material Over a Slit in Deriving Double Slit Fraunhofer Interfernce Pattern
  1456. A problem from Magnetism
  1457. potential difference on a conical surface
  1458. potential difference on a conical surface
  1459. Stream function for double sink / source flow
  1460. Correlation coefficient of two-particle half-spin entangled state
  1461. atomic form factor of fcc C60
  1462. quantum mechanics for wave equation solution
  1463. Poles in the Lippmann-Schwinger Equation
  1464. Moment of Inertia for Earth by superposition
  1465. electric potential
  1466. Magnetic Field Shielding
  1467. Angular momentum eigenfunctions
  1468. Determine potential due to spring on particle is weak
  1469. shift in energy due to weak interaction
  1470. Speed of sound in sodium at absolute zero?
  1471. ground state wavefunction & energy for 2 electrons
  1472. Effective number of free electrons based on Fermi energy?
  1473. Rectangular Potential Barrier
  1474. Pendulum in an accelerated frame
  1475. Inverse Beta decay
  1476. potential question
  1477. Average Recoil Energy of a Compton Electron
  1478. Calculus of variations, Fermat's principle
  1479. Identical particles, spin, fermions, etc.
  1480. Effective Nuclear Charge
  1481. shrodinger equation
  1482. j_k flip flop .by using vhdl ..plz help
  1483. Rotation of Angular Velocity with Gyroscopes
  1484. Charge carrier density
  1485. Asymptotic flatness
  1486. Uncertainity proble, really need help!
  1487. Thermodynamics - Gibbs Free Energy Question
  1488. Electromagnetic Induction and Magnetic Flux Question
  1489. "Distributions" and Intergration by Parts
  1490. Rigid Body Motion - cylinder on a plane
  1491. Clarification on determining the Potential of a body
  1492. amplification of an integrator and a differentiator
  1493. Triangular potential Well
  1494. Reflection Coeff - Quantum Mech
  1495. Thermo
  1496. Calculating electron mobility in a rod
  1497. Current Balance, averaged mu0 values?
  1498. ideal gas entropy
  1499. tunnel ionization rates; question on atomic units
  1500. Intersecting Orbits
  1501. Finding the time constant given % of max value
  1502. Particle physics conservation laws
  1503. Eigenfunction => wavefunction.
  1504. Thermal Physics - Energy Exchange
  1505. Thermodynamics - Work
  1506. converting laser fwhm bandwidth in m to hz
  1507. Orbital Angular Momentum with eccentricity
  1508. s.h.m. through a hole in the earth
  1509. Lorentz transformation in four dimensions of the electromagnetic tensor
  1510. exchange interaction
  1511. Voltage of DC Generator
  1512. eigenvectors of the hamiltonian
  1513. Rocket Launching
  1514. semiconductor physics
  1515. charge of a sphere, thin circular hoop
  1516. Spherical coil
  1517. Boundary conditions at core-cladding interface of fibre waveguide
  1518. [SOLVED] Calculation of minimum speed of electron to ionize an atom
  1519. Quick question on calculating wavelength.
  1520. Particle in infinite well which is suddenly expanded
  1521. Calculations from photoelectric experiments.
  1522. QM question, angular momentum operator and eigen functions
  1523. Wave speed of a transversing guitar string?
  1524. Number of collisions with potential barrier
  1525. Rotational energy of nuclear excited states
  1526. Perturbation theory / harmonic oscillator
  1527. Elastic Collisions - PHY2 Problem
  1528. Most likely Speed for a fermion
  1529. semiconductor
  1530. Thermodynamics processes
  1531. Quantum Mechanics
  1532. Microelectronics
  1533. uniformly distributed phase of oscillators -> probability for special displacement
  1534. Question about shunt motor
  1535. Questions about DC motor M/C
  1536. Magnetic Field from quantized vector potential
  1537. Martian Projectile Motion
  1538. Pivoting beam supported by a spring - equilibrium
  1539. Spin-Orbit Interaction
  1540. Quantum Mechanics
  1541. Fluid dynamics, confined flow
  1542. Helmholtz Coil
  1543. Force and Motion question
  1544. Thermodynamics - Time
  1545. Heisenberg Uncertainty Relations - angular momentum and angular displacement
  1546. Circulation of a flow field around circle (x-1)^2+(y-6)^2=4
  1547. find linear combination of 16 Γ matrices
  1548. calculating trace with slashed item
  1549. Quantum Problems
  1550. Inhomogeneous electromagnetic wave equation
  1551. The Virial Theorem problem
  1552. Electromagnetic wave
  1553. Magnetic field of a bent wire
  1554. Mass on a Wheel
  1555. Thermodynamics - help
  1556. Merry Go Round, 4 part question
  1557. How to sum distributions
  1558. Transform flow around a cylinder to cartesian
  1559. Derivation of a metric
  1560. wavefunctions and boundaries of a 1D-potential well
  1561. Waves on Tight Strings: Boundary Condition Problem
  1562. Minimum kinetic energy
  1563. Euler-Lagrange Equations
  1564. Differential cross-section and scattering.
  1565. Hamiltons Principle on Moving Cart with Fixed Beam
  1566. RLC Circuit problem
  1567. structure factors
  1568. Saturation ratio
  1569. heat transfer and entropy
  1570. Gas molecule and moving wall collision
  1571. Probability of Thermoemission
  1572. Help with example from goldstein (lagrangian)
  1573. Rutherford Scattering
  1574. RC circuit
  1575. Asymptotic behavior quadrupole potential
  1576. ohmic heating in a conductor
  1577. Help with proof of thermodynamics equation!
  1578. Resistors!
  1579. Current/terminal voltage
  1580. Energy of Electrons in Atom
  1581. compressing ideal gas isothermally, calc work
  1582. Einstien Summation Convention
  1583. observable [tex]G_{z}= -(xL_x+yL_y)[/tex]
  1584. reversible adiabatic expansion
  1585. Acceleration 4 vector question
  1586. finding velocity
  1587. One dimensional wave
  1588. Finding a solution to Maxwell's equations from initial datas
  1589. Evaporation of water and escaping particles
  1590. Scalar and vector potentials and magnetic monopoles
  1591. Magnet dropping through a loop
  1592. LCR radio reciever
  1593. normalization of wave function
  1594. Special relativity the EM stress energy tensor
  1595. Optics: plane of vibration, state of polarization
  1596. statistical thermodynamics: number of states of particle in central potential
  1597. Diffusion at a concentration step
  1598. Lagrangian of a system (First pages of L&L)
  1599. Particles in an energy eigenstate not moving?
  1600. particles in an energy eigenstate not moving?
  1601. Derive a 2 order ODE from a physical problem
  1602. Heisenberg's Momentum-Position Uncertainty Principle
  1603. Heisenberg's Momentum-Position Uncertainty Principle
  1604. Diffusion Length
  1605. transform TT gauge -> orthonormal comoving frame (MTW 35.5)
  1606. Gauss's law and coulombs law
  1607. Analysing Op Amp Circuit with a Photo diode
  1608. General Relativity
  1609. Hooke's law
  1610. Modiffied young 2 slit experiment
  1611. energy levels of helium atom
  1612. HELP!! Does anyone know anything about elliptical motions of Pendulums?
  1613. one dimensional box
  1614. Acoustics: Sound Level Calculations
  1615. Infinite well's standing wave
  1616. Transmission Line - Electrodynamic Calculations
  1617. Normalize a wave function
  1618. Spreading of Gaussian Wave Packet
  1619. Insulating Spherical Shell Potential Problem question
  1620. Speed of oscillation of free electrons
  1621. Special Relativity Decay Question
  1622. spin 1/2 rotation and informetry
  1623. Quantum physics-rayleigh jeans/wien's law
  1624. Impossible Sp. Relativity question?
  1625. First order phase transition (van der waals gas)
  1626. Quantum mechanics ground state
  1627. Fourier transforms
  1628. Zeeman Splitting, Paschen-Back Effect
  1629. Special Relativity Question
  1630. Energy problem and rotation
  1631. Force on lawnmower problem
  1632. harmonic oscillator
  1633. Momentum to overcome inertia
  1634. Distributed Load
  1635. elektron beam strikes in potential barrier
  1636. Lorentzian lineshape, uncertainty principle and AlGaAs conduction band offset
  1637. Reference frame, referential with motion, describe the motion of a particle/Coriolis
  1638. Perturbation Theory/Harmonic Oscillator
  1639. phenomenology
  1640. Thermodynamics: Calculating mass of air over a change in pressure/temperature
  1641. average electric field in spherical volume
  1642. Dynamic Analysis - What will be the amplitude...
  1643. Molar Entropy Of A Gas
  1644. Reaction/Kick Load Calculation
  1645. Rotational energy of H2 molecule
  1646. Question on tensor notation
  1647. Gamma ray emission
  1648. Need Formula: 2D Relativistic (hopefully) Collisions with COR (e)
  1649. LC circuit with inductor problem
  1650. Green's function: Dirac-delta point scatterer where point sorce is located
  1651. Lagrangian of a system of several masses and springs
  1652. Obtaining schrodinger equation
  1653. Calculate power in air compression.
  1654. Anti-commutation of parity operator
  1655. Does it work this way (intro electrodynamics)?
  1656. A Dynamics question
  1657. Magnetism questions
  1658. rotational invariance
  1659. Lorentz Contraction
  1660. Potential inside a resistor
  1661. Trying to understand heat capacity
  1662. Rotating bar, each end different velocities
  1663. Flavour Content of Particles
  1664. Radioactive Decay Calculations
  1665. Beta+ Decay
  1666. Energy from Removal of Proton/Neutron
  1667. Calculating Properties of Nucleus
  1668. Relativistic CM frame Kinetic energy
  1669. Moment of Inertia for Sphere
  1670. finding angular frequency of damped oscillation
  1671. Fitting Fraunhofer Diffraction Data
  1672. stupid question about band gap of AlGaAs/GaAs
  1673. Equation of trajetory+conserved quantities of a motion over a sphere
  1674. Entropy change
  1675. Finding the Gravitational Acceleration of a sphere with two cavities.
  1676. Volume Effect of the Proton in Hydrogen Atom
  1677. Potential Barrier - Special Case!
  1678. Difference between 2 Langrangians, proof
  1679. Thermal Conductivity Ranking Task
  1680. spinning drum ride
  1681. Carousel Physics Homework
  1682. centripetal acceleration
  1683. fluid mechanics :fluid in motion
  1684. Double Potential Well
  1685. electron beam, potential barrier
  1686. Hamiltonian Matrix?
  1687. cone rotating on the table
  1688. carnot cycle finding the temp
  1689. What is the significance of Fermi Temperature?
  1690. Trying to show that a given forced vibration satisfies this equation of motion...
  1691. Frames-statics
  1692. Estimate the energy difference
  1693. Lagrangian, proof
  1694. Calculations Involving Binding Energy of Nucleus
  1695. Polonium Alpha Decay
  1696. Nuclear Fission - Calculations of Energy
  1697. calculating the mass of consumed Uranium 235
  1698. Movement of an object inside a bowl
  1699. Standard Model Feynman Diagrams
  1700. Four Vectors
  1701. Two Thin Lenses
  1702. heat equation
  1703. projectile motion with air resistance proportional to velocity
  1704. Type II Superconductor - Critical Fields
  1705. Relativity and Electrodynamics question
  1706. Fresenel Diffraction
  1707. Problem 4, Landau/Lifshitz, page 12
  1708. Magnetic flux of rectangular loop w/ wire
  1709. Deflection of light around a neutron star
  1710. Health Physics: Reactor Poll
  1711. Normalization of Hydrogen wavefunction
  1712. Fermi-sphere derivation
  1713. Angular momentum: Sphere and 2 points
  1714. Another Photoelectric effect problem
  1715. Bohr Model in Polar Co-ordinates
  1716. Writing the Faraday tensor for a particle in an E field
  1717. Neutrino Annihilation
  1718. Minimum Uncertainty in Measuring Velocity of a Particle in X-direction.
  1719. Measuring Spin - wave function collapse...
  1720. ground state of atom
  1721. regarding current sensitivity of galvanometer
  1722. Simple Harmonic motion with a compound mass spring system
  1723. Magnetic field of a dipole (Griffiths 5.33)
  1724. Help with Quantum Statistics
  1725. Expectation value of spin operators.
  1726. Diffraction: grating and sodium lamp spectrum
  1727. shearing and normal stress
  1728. Mechanics question - circular motion
  1729. Atwood's Problem (pulley has mass)
  1730. Three spin 1/2
  1731. Limit of Black Hole
  1732. Derive Stefan-Boltzmann Law from Planck Distribution for blackbody radiation
  1733. Orbits of Particle Around a Black Hole using Effective Potential
  1734. wave funtion and normalisation constant
  1735. General relativity question - geodesics.
  1736. Energy, magnitude of E & B, pressure from a laser
  1737. Deuterium (d,p) reaction Q-value
  1738. What would be my boundary conditions? Heat Equation
  1739. Heat conduction
  1740. filament lamp I/V characteristics lab problem.
  1741. URGENT HELP NEEDED - Last Modern Physics I exam tomorrow
  1742. Spliting the Wave-Equation into 2 coupled differential equations.
  1743. Hamiltonian & Generalised cooordinates
  1744. Delta force
  1745. Electron-Positron Collision Calculations
  1746. Curious Mathematica Result, Evaluating Bell Ineqality
  1747. Orbits viewed in ZMF
  1748. Relativity Question
  1749. Fraction of Hydrogen Atoms in First Excited State
  1750. The grand canonical partition function and a gas/2D solid?
  1751. Thermodynamics property table
  1752. Solar Panel temperature
  1753. Question about quantization of Lz
  1754. Pertubation Theory - 3D harmonic oscillator
  1755. Simple harmonic motion
  1756. fluids motion HARD!. i attached the file as a PDF check picture from Q4
  1757. Relativistic energy and momentum in particle collisions
  1758. Spacetime Diagram
  1759. Beer related physics, for a undergraduate project
  1760. 3d projectile motion, with rotating reference frame
  1761. Velocities for a modified maxwell distribution (an interesting problem)
  1762. Speed of a moving observer toward stationary source (sound frequency)
  1763. 1-D heat equation-boundary conditions
  1764. Question regarding GR and the "cylinder condition"
  1765. some questions.......
  1766. Nuclear reactions
  1767. Angular Momentum of Electron
  1768. Angular Momentum of Electron
  1769. Spent Fuel Pool: Sanity Check
  1770. Probability - Quantum States
  1771. Astrophysics - Energy radiated from a star through contraction
  1772. Bohr Atom Problem
  1773. Translating cylinder in viscous fluid
  1774. Reynolds Number Extended Essay Ideas?
  1775. Momentum conservation under a Gauge Parametrization in string theory
  1776. Ideal gas law practical application
  1777. help with electrical resistivity equation
  1778. Wave equation problem
  1779. simple ising model: Magnetic susceptibility derivation
  1780. Radius of Fermi Sphere
  1781. Infinite Square Well
  1782. Electrostatics (Gauss's Law)
  1783. Feynman Diagrams
  1784. Spacetime Diagrams - Help With Drawing
  1785. Quantum physics, particle in a circle
  1786. Need some help on finding relative velocity
  1787. averag power of an RLC circuit
  1788. Equation of motion of open string with Dirchlet b.c
  1789. Uniformly accelerated train problem
  1790. Relationship between Debye Temperature and Speed of Sound in Metals
  1791. Models for Trajectory Simulation.
  1792. Question on a Hypothetical Interaction- Minimum Energy- Bosons
  1793. Wavefunctions for Indistinguishable and Distinguishable particles - URGENT
  1794. Optics: Electric fields, beams, irradiance
  1795. Quantum Mechanics, Angular Momentum Measurement Problem
  1796. Wave equation
  1797. Temporal average
  1798. n-D spring-mass damper total energy
  1799. Calculation of some electron properties..
  1800. Electromagnetism questions - polarisations and waveguides
  1801. Coupled oscillator
  1802. Finding the expectation value of the angular momentum squared for a wave function
  1803. Model semiconductor -> calculate charge density, electric field, electric potential
  1804. Griffith's Electrodynamics 6.8
  1805. Simple Junction Rule question
  1806. Root-mean-square voltage of the waveform
  1807. Help please
  1808. Circular Polarisation vectors
  1809. Magnetostatics: Magnetic Vector Potential
  1810. infinite square well perturbation
  1811. Capacitance using an axon.. :)?
  1812. Work Done (Thermodynamics)
  1813. T-duality symmetries, how to count them?
  1814. Nuclear models: excited states of 182Ta
  1815. Momentum of a vertical stream of water hitting a surface
  1816. Potential barrier inside an infinite well: Should the amplitude be the same both side
  1817. Relativity & decay
  1818. Calculating energy separation between two states
  1819. General Relativity
  1820. commutation relationsl, angular momentum
  1821. Nuclear Physics
  1822. obtaining null geodesic eq.'s
  1823. E and B-Field of 10W laser
  1824. Light, EM wave
  1825. Waves on string..
  1826. logic gates using diodes
  1827. Temprature-Entropy cyclic process
  1828. General Solution to time independent schrodinger equation
  1829. Astronomy Question: Maximum latitude
  1830. Invariance of c puzzle
  1831. Show that Geodesic is space-like everywhere!
  1832. Voltage regulation using zener diode
  1833. beam size question
  1834. Merzbacher's problem 21.5
  1835. EM waves addition
  1836. Relation between Reflectance and transmittance and absorbance
  1837. PSF (optics)
  1838. Infinite square-well potential
  1839. Angular Momentum
  1840. Electric Field of an Infinite Plane
  1841. Wave addition
  1842. Simple Harmonic Motion
  1843. Plotting a Suitable Graph to find Emissivity of Tungsten Filament
  1844. Simple Harmonic Motion
  1845. Momentum conservation under a Gauge Parametrization in string theory
  1846. train, ball thrown, special relativity
  1847. Lennard-Jones Potential
  1848. Fermion gas problems.
  1849. Damped Forced Harmonic Oscillations
  1850. What do you picture in your head when you think about spacetime?
  1851. rotating coil
  1852. Separation of two wavelengths in a diffraction grating.
  1853. Energy Level Separation
  1854. ray matrix - refraction at a curved surface
  1855. Intensity of 2 waves
  1856. Nuclear Physics
  1857. Showing wavefunctions are orthonormal.
  1858. pumping the river out of a cone
  1859. Double slit experiment
  1860. Hydrogen Atom and an Infinte Square Well
  1861. Wire loop in magnetic field
  1862. co2 laser
  1863. Energy difference, optic and acoustic branch
  1864. Electrostatic potential in Legendre polynomials
  1865. Forced Damped Oscillations
  1866. Deflating tire, thermodynamics problem
  1867. Link between magnet field from a wire and inside a capactior
  1868. fluid mechanics
  1869. harmonic vibrational frequency
  1870. calulate emf unsing electrodynamics
  1871. Pressure Cooker-Involving Ideal Gas law and Total Pressure
  1872. Thompson scattering, simple integral?
  1873. urgent help!!.. Finding eigenvalues of angular momentum operators
  1874. kepler's equation of planetary motion
  1875. Dissociation energy
  1876. arc problem
  1877. The uncertainty relation and density of states
  1878. Help solving for rate of angular change
  1879. Magnetic field of a slab
  1880. Electric Circuits problems
  1881. Electric Circuits problem help
  1882. Particle Physics Integral Calculation
  1883. in deep space...
  1884. Plasma Physics - RF Discharges, Sheaths
  1885. Expectation value for an energy measurement on an ensemble of particles, Quantum mech
  1886. zener diode as voltage regulator
  1887. Magnetic Field on an Axial point within a Solenoid
  1888. Thermodynamical conservation of energy?
  1889. Magnetized object
  1890. minimum amount of work input to a refrigerator
  1891. Lagrangian of a particle + conserved quantities
  1892. Magnetic Field Strength Needed
  1893. Statistical mechanics question - please help
  1894. Help with Keplers Equation
  1895. Pull Force of a Permanent Magnet at a Certain Distance
  1896. Newton's laws problem
  1897. electric field due to infinite sheet of charge
  1898. Calculating on-state resistance
  1899. Speed and angle relativity theory transformations
  1900. mass defect of hydrogen-2 from electon binding energy of electron in ground state
  1901. What is the total force on a line charge due to another? Hw question
  1902. Electric Potential for neutral conducting sphere
  1903. Refraction through a nonuniform medium
  1904. Term Symbols
  1905. Normal ordering for total momentum
  1906. Apparent Violation of 2nd Law
  1907. Special Relativity- Spacetime Diagrams
  1908. superposition principle and charges from infinity
  1909. semimajor axis
  1910. pnp and npn transistor
  1911. bhabha scattering
  1912. Surface area of an event horizon and irreducible mass
  1913. 1D Single Phase Flow in Porous Media
  1914. Wavefunction obeying Schrodinger equation.
  1915. HELP!!! OZI rule
  1916. Ellipsometry
  1917. Stark effect and electric dipole moments
  1918. Lagrangian, mass attached to spring on plane
  1919. Help please: lifetime and distance Relativity question
  1920. Hyperbolic relationship of time and distance in relativity
  1921. Is the first question worked right and any hints on the second please...
  1922. behaviour of bosons
  1923. Heterojunction Lasers
  1924. sphere velocity in liquid-fluid mechanics
  1925. reciprocal lattice help needed.
  1926. Velocity and time of Frame of Reference
  1927. Calculating the max distance of compression of the spring plz HELP!!
  1928. plane electromagnetic wave and metallic waveguide
  1929. How to show the ground state is orthagnol with the first in a quantum harmonic os....
  1930. Free body diagram, Kinematic/Momentum/Work and Energy/Power-Analysis Help
  1931. Penny Lab
  1932. True or False(Help)
  1933. Expectation Value For a Given Wave Function
  1934. A basic question on representation theory
  1935. Box normalizing
  1936. Spring, Mass , Dumper system. Dumper Value.
  1937. pendulum attached to oscillating support
  1938. Adiabatic Compressibility
  1939. site that clearly explains transistors
  1940. Angular momentum/Hamiltonian operators, magnetic field, basis states problem?
  1941. Help with metric equations (and other questions)
  1942. Proof that black hole's irreducible mass never decreases
  1943. DC motor design calculations, help?
  1944. Average Potential Energy of a hydrogen 1s electron
  1945. True or False?
  1946. Timelike Geodesic and Christoffel Symbols
  1947. emag Integration problem! HELP!
  1948. General relativity: constant curvature, characterizing equation
  1949. A couple basic quantum mechanics questions
  1950. Particle collisions (4 momentum)
  1951. Potential of a dipole at P?
  1952. Which is the equation? (Langrangian POINT)
  1953. What is the quantum mechanical difference between an eigenstate/function/vector?
  1954. Fock states and eigenstates
  1955. Solving non-linear second order ODE
  1956. Potential Energy of a system
  1957. zeeemans effect
  1958. How to find energy value of this frame equilibrium?
  1959. Scalar potential
  1960. about centre of gravity
  1961. Energy in quantum mechanics problems
  1962. Lorentz Transformation
  1963. Electrons in a metal
  1964. Representations of finite groups
  1965. Please explain what I am doing wrong
  1966. Solving the Wave Equation
  1967. A black body covered by another black body.
  1968. When was U-238 and U-235 50% at the same time?
  1969. Equation of motion and operators in the interaction picture.
  1970. Multiplicity of s-dimensional Harmonic oscillator
  1971. Application of Fourier series to pressure waves
  1972. Bound state of a spin 3/2 particle in a potential
  1973. Applying Bernoulli's equation to magnetohydrodynamic flow
  1974. Transmission and Reflection Coefficients
  1975. Deflection in a CRT
  1976. Parity of Quarks and Electrons
  1977. A question about hydrogen atom
  1978. Nucleus Ratio of nucleons between surface and core
  1979. Spring pendulum
  1980. Hamilton method
  1981. Trying to work out the speed of a relativistic electron
  1982. Einstein vs. Debye models
  1983. QM Measurements - probability, expectation value
  1984. Difference in Resitivity in P and N type semiconductors
  1985. Probability of quantum tunneling of tennis ball knowing mass, velocity, wall width
  1986. Velocity profile between parallel plates with velocity dependent force
  1987. Quantum mechanics - spin operator eigenvalue probability?
  1988. Understanding the Fermi sphere
  1989. orbital radius vs period question
  1990. Debye internal energy for heat capacity
  1991. Relativistic Electrodynamics
  1992. SR Collision
  1993. Newton's second law
  1994. Why Do Accelerating Charges Generate Light?
  1995. Surface Physics question.
  1996. Tension at which a loop of wire will break
  1997. X-rays and their emission spectrum
  1998. Projectile Motion
  1999. Calculating required pump pressure to maintain flowrate in a uniform horizontal pipe
  2000. Commutator trouble
  2001. ZnS piezoelectric tensor
  2002. Angular Momentum operators
  2003. Fraunhofer diffraction and Fourier Transform
  2004. Newton colobars (or colorbars)
  2005. wavefunction of waves
  2006. Minkowsky force and physical interpretation.
  2007. Classical Mechanics
  2008. Energy and Angular Momentum of a Relativistic String
  2009. Fluid Mechanics : Ice cube melting and Surface Energy Que.
  2010. mass spring system homework
  2011. Dielectric function
  2012. Amperes Law
  2013. Dielectric Constant
  2014. Brillouin zone
  2015. 4-20mA photodiode circuit
  2016. Barrier potential representation
  2017. Laminar flow and swimsuit
  2018. Medical physics queastion
  2019. How to calculate if the Isospin, angular momentum... is conserved in a reaction
  2020. A Quick Question on Compton Scattering
  2021. Rock on Strings driving me crazy!
  2022. Simple RC filters phase question
  2023. Feynman parameter integral
  2024. Material Derivative
  2025. The Entropy Change Argon in a non-isothermal process expansion.
  2026. general relativity - gravitational wave/geodesic problem?
  2027. Eulerian vs. Lagrangian description
  2028. Speed as func. of distance
  2029. Velocity at distances from muzzle
  2030. Electric field around a light bulb
  2031. Derivation of the velocity of an expectation value
  2032. transformers connected in wye-delta
  2033. Second Uniqueness Theorem - griffiths
  2034. Electric field of a current-carrying wire?
  2035. Air Cannon Physics
  2036. Vorticity
  2037. A Lagrangian Dynamics Problem
  2038. Nuclear Beta Decay (Parity, deta[L])
  2039. relativity - wavelength differences for two observers?
  2040. thevenin's theorem application. HELP! (this is for an exam in 2 weeks)
  2041. Shell Model
  2042. Probability of finding a particle in the ground state
  2043. Coulomb gauge and scalar potential
  2044. Special Relativity- Lorentz contraction
  2045. Quantum mechanics exercise
  2046. work done over two paths
  2047. Black Body Radiation (Awkward integral)
  2048. Uncertainty principle between Kinetic energy and Potential energy
  2049. Quantum mechanics question
  2050. basic invariant mass calculation
  2051. Natural Period of Vibration for Mass with Torque
  2052. Truck Incline FBD
  2053. need help to solve hyperstatic system problem by Virtual work method
  2054. Orbits of the planets and centripetal acceleration
  2055. Electrodynamics - relativistic generalization of a formula
  2056. Optics of spherical surfaces expressed as functions of y
  2057. Electric Potential Energy Among Multiple Charges kinda aurgent
  2058. Colliding Particles
  2059. Srednicki's Lehmann-Kallen propagator derivation doubt
  2060. General Relativity-Variational approach
  2061. Quantum mechanics problem!
  2062. Quantum Oscillator
  2063. Flux problem
  2064. Hamiltonian and symmetries
  2065. Potential and kinetic energies in Quantum Oscillator
  2066. Electronics Transistors
  2067. Calculating charge outside capacitor plates
  2068. Special Relativity Problem.
  2069. Force on a polarized molecule due to a charged wire
  2070. Power required to pull a block.
  2071. Velocity on a rotating disk
  2072. Coriolis effect problem
  2073. Thermodynamics question regarding latent heat of fusion of ice.
  2074. Mechanics problem: Ladder on a wall help please :(
  2075. relative intensity of polarized and unpolarized light in incident beam
  2076. ¿Is it possible the decay of rho neutral meson to two pions?
  2077. Complicated Combination Circuit problem. PLEASE HELP!!
  2078. [nuclear physics]Understanding what's type of interaction is
  2079. Simple problem: logarithmic decrement
  2080. Solid state physics
  2081. Correction formula
  2082. electron orbital magnetic moment
  2083. Central force
  2084. Constant thermodynamic potentials examples
  2085. Deriving Irradiance Expression
  2086. The Electric Field of a Continuous Distribution of Charge
  2087. looking a electrical potential far away
  2088. Gaussian Laser Beam
  2089. Gas Cycle Process; Adiabatic, Isovolumetric and Isothermal
  2090. Anomaly of representations in SU(N)
  2091. Fluids in a rotating frame
  2092. raising and lowering operators on a simple harmonic oscillator
  2093. Transition Probability
  2094. transistors biasing
  2095. electron in magnetic field
  2096. Thermodynamics change in internal energy
  2097. Electrostatic Force curved beam
  2098. i cant understand this transistor
  2099. AC Voltage output across Resistor
  2100. a tricky intigration for rotational inertia
  2101. x-ray tube
  2102. Periodic orbit of Hamiltonian dynamical system in R^2 is stable
  2103. density of state curves
  2104. Venturi Meter
  2105. Absolute Magnitude of Lightbulb
  2106. resistance of resistors
  2107. Magnetic field inside a sperical coil
  2108. Acoustics in conical volume
  2109. Calculating average every from partition function
  2110. How to determine Polarity of transistors in a circuit?
  2111. Find Curve for max work of a Force field
  2112. 2D Fourier transform of Coulomb potenial
  2113. Hooke's Law on a Slope with friction.
  2114. Waves on a string
  2115. Einstein's formula for specific heat
  2116. Attractive potential
  2117. Statistical physics - average potential energy and gravity field
  2118. the cylindrical chamber electric field
  2119. dielectric in parallel plate capacitor
  2120. Compton Scattering
  2121. Calculating energy of electric field
  2122. J-space calculations
  2123. Electric Charge and Field:Electrons in water droplet remains stationary in the air
  2124. Are Wigner Functions eigenfunctions of J^2 and Jz?
  2125. Quantum Mechanics "Expectation"
  2126. Fluid mechanics : Barometer - slight confusion
  2127. scrodinger equation and Quantum mechanic stuff required
  2128. How to calculate exponential of a function
  2129. Dipole-Induced Dipole Interaction
  2130. Hamiltonian for a Dissipative System/ Liouville's Theorem
  2131. Calculating the average power emitted from a laser
  2132. Quantum scattering theory
  2133. Inverse Laplace of a Mass-Spring System
  2134. volume of particles
  2135. little help with a commutator
  2136. soundwaves velocity to frequency
  2137. Hyperfine Interaction
  2138. Particle in a box
  2139. QM: Sum of projection operators = identity operator?
  2140. QM: Extremely fast alternating H and K observations
  2141. significance of wavelength
  2142. Force Question - A2
  2143. Shroud of Turin
  2144. characteristics of various diodes
  2145. Need help with Special Relativity: Force and Energy
  2146. Need help with a question involving heat engines, the carnot cycle and entropy.
  2147. Larmor radiation formula invariance
  2148. Efficiency of a cycle in TS diagram
  2149. CSI - blood
  2150. Non Tie-line paths in Gas Injection (porous media)
  2151. expectation value for angular momentum
  2152. QM spinor exercise
  2153. Linear damping model
  2154. Relationship to determine the lifting capacity of an electromagnet
  2155. Relativistic momentum
  2156. [QM] Darwin term is not hermitian
  2157. Understanding Degeneracy
  2158. commutators
  2159. Interaction scalar field invariance
  2160. Falling Oscillator
  2161. Normalizing this wavefunction
  2162. System of Pulleys
  2163. mangetic and electric field, optics and escape velocity questions
  2164. satellite pedigree/apogee ratio. 2 values given both __Earth radii
  2165. Spherical Shell in External Field
  2166. Accretion discs - Orbital angular momentum
  2167. Heat exchange involving phase change, hot iron into water ->steam, please help!
  2168. Third force in general relativity
  2169. Relativity Question
  2170. Mechanics of Solids
  2171. hamiltonian and spin states
  2172. Proof regarding composition of velocities
  2173. Optics: Find the index of refraction
  2174. Awkward integration
  2175. QM: with V = -x
  2176. problem with kinetic energy and momentum
  2177. a question from a book about relativity
  2178. Young's Modulus (E)
  2179. variable mass system
  2180. Custom Problem Centrifugal Acceleration with varying radius
  2181. Griffiths IEP adjoint operator vs. Scadron's Advanced Quantum Theory adjoint operator
  2182. contravariant components to covariant
  2183. vidicon television camera
  2184. help me plss
  2185. Is the following a matrix? (yes/no)
  2186. Transmission coefficient (quantum tunnelling)
  2187. Hybrid orbitals: sp, sp^2 etc
  2188. electric & magnetic dipole moment
  2189. Physics 2 coaxial potential help!!!
  2190. Prove e^(A+B)=e^A*e^B*e^-k/2 if [A,B]=k
  2191. Collider Vs Fixed target accelerators
  2192. Trying to Make a (p[slash])^2 operator - is this right?
  2193. multibody dynamics: reverse bungee
  2194. The p-slash operator in spherical coordinates
  2195. Quantum Mechanics Operators question
  2196. Single Slit Diffraction Problem?
  2197. Very basic (?) particle/nuclear physics
  2198. Mechanical Oscillation
  2199. a question about 4-velocity vector in relativity
  2200. <p> and <p^2> for uniform "psi"
  2201. relativistic dynamics problem
  2202. about orbit
  2203. Electric Potential Energy of Three Point Charges
  2204. Pleaes check if I got this correct
  2205. Thermodynamics: p/V = constant
  2206. stress tensor components question
  2207. motion with frictional force but without driving force
  2208. Conservation of Energy question
  2209. dependence between jerk and acceleration
  2210. Maple 9.5 can't recognize exp(+I*phi) = cos(phi) + I*sin(phi)
  2211. Pulsed ion beam
  2212. Acceleartion and the laws of relativity
  2213. find the constant unknown angle of triangles series
  2214. semiconductor prob
  2215. Magnets sliding down metal sheets (slower then non metals)
  2216. How to test EMF?
  2217. Hemisphere sliding down problem
  2218. Particle Disintegration: Equation trouble
  2219. QM tensor product
  2220. List out the evidences of quantisation of charge.
  2221. driving simulator questions
  2222. A question from my EMF exam
  2223. Diameter of Oxygen Molecule?
  2224. How do we know that matter consist of atom?
  2225. Quadrupole moment of Ca-40
  2226. Ampere's circuital law
  2227. Accelerating Wedges with Friction
  2228. Equations of impact
  2229. Maximum Temperature
  2230. Physical Chemistry terminology
  2231. Fluid Mechanic Integration
  2232. Proving Tr(XY) = Tr(YX) (Sakurai, p. 59, prob. 1.4)
  2233. Working with Hermitian-Adjoint - Sakurai Problem 1.4b
  2234. Arbitrary function of a matrix - power-series representation
  2235. The probability that spin will be in -x direction!
  2236. Motion of Charged Particles
  2237. Electromagnetics questions
  2238. equations of motion for compound pendulum
  2239. Electrodynamics problem
  2240. Finding power and current
  2241. E Field between angular plates
  2242. acceleration: is this accelerating?
  2243. A question on electricity (potential difference)
  2244. line of action of force?
  2245. Kinematic equation problems(HELP ME)
  2246. Modeling piston/crank with position loop equation, excel plot
  2247. Elastic Collision Question
  2248. kinematric and energy
  2249. capacitor of different plate dimensions
  2250. Special Relativity, equation help needed
  2251. Magnetic field of elliptical coil (at all points in space)
  2252. Surface tension
  2253. gradF
  2254. Acoustic and Optical Branches for Waves on a Diatomic Row of Masses
  2255. Bernouilli's Theorem Question! Is my calculation correct?
  2256. Differential cross section formula of electron-positron pair production.
  2257. calculation: rate, radius, length, density, viscosity, pressure... HELP!
  2258. Difficult problem about eddy currents and terminal velocity
  2259. Probability current of dirac equation with vector potential
  2260. The Empire Strikes Back length contraction.
  2261. Magnetic flux
  2262. Quantum mechanics question
  2263. merging two chambers of identicle gas
  2264. Photon absorbtion by free electron
  2265. Hamilton-Jacobi theory, Insight required !
  2266. Electromagnetic Motor (Simple Motor) & Voltmeters
  2267. Help, Kinematics
  2268. Kinematics
  2269. Thermodynamics - Thermal expansion (linear)
  2270. Rotating disk
  2271. Covariant derivative of the Christoffel symbol
  2272. velocity of light travelling at .5c
  2273. RGB Tristimulus Graph
  2274. Finding the average energy density of an EM wave in a magnetic field
  2275. Head Loss
  2276. Electrochemical investigations using a three electrode system
  2277. Refraction problem?
  2278. Need Modern Physics Formula sheet
  2279. QED - correctly expressing a sum over spin-polarizations
  2280. Divergence
  2281. De Broglie's Wavelength (matter wave)
  2282. wave function of a particle
  2283. ED problem
  2284. Measuring the Polarisation of Light
  2285. quantum relativistic particle ground state energy
  2286. How to find the resultant of 3d vector?
  2287. Average Energy of Boltzmann Distribution
  2288. Sub-atomic particles
  2289. strange product of integrals
  2290. Basic exercise for finding a Lagrangian from the Landau's "Mechanics"
  2291. heisenberg uncertainty
  2292. Electric fields
  2293. Two questions in Sean Carroll's spacetime and geometry, 4.3
  2294. Cross section at high energies.
  2295. Point Within The Triangle
  2296. parallel vs anti parallel electron spin
  2297. Mechanics problem involving trig and forces.
  2298. x-ray diffraction
  2299. Designing a gearbox
  2300. A spinning top - moment of inertia/ Torque/ Angular momentum
  2301. NDIR gas sensor calibration
  2302. Forces and moments in a hole puncher
  2303. How many extra electrons does the toner particle carry?
  2304. Charges set on 4 corners of a square
  2305. induced current
  2306. IB Theoretical Extended Essay
  2307. Inelastic Collision in Plasma
  2308. radius of the sun and earth not flat
  2309. Calculate the time required in millions of years for one orbit.
  2310. forced question
  2311. The gravity force
  2312. Power dissipation in RC circuit
  2313. Singlet and triplet states
  2314. Calculate expectation value of H'
  2315. time dilation and speed.
  2316. electrodynamics
  2317. Kerr effect, experiment
  2318. How small for perturbation theory to be valid?
  2319. Feromagnet question
  2320. electromagnetism.
  2321. dead beat galvanometer?
  2322. Op Amp Capacitance multiplier
  2323. frequency shift of emitted photon due to recoil
  2324. plane-polarized electromagnetic waves
  2325. Electrolytic Cell
  2326. Solid Compressability
  2327. Finding the energy of a system using the partition function
  2328. spinors (quantum mechanics)
  2329. tricky kinematics problem
  2330. newton third law and finding the reverse distance
  2331. Total resistance
  2332. Transformers Question
  2333. Magnetic moment calculation from curie constant (thought this was easy!)
  2334. The Speed of a transverse wave
  2335. Bragg Diffraction angle definitions
  2336. Calculate the energies of the six lowest states
  2337. A particle experiences a potential energy given by U (x) = (x2 – 3)e- x^2
  2338. Fermi energy and ratio of the number of occupied levels at an energy
  2339. Total angular momentum
  2340. ratio of the number of atoms in the n = 2 energy level
  2341. Optics: radius of a central disk of light
  2342. How to solve the Hamilton-Jacobi equation
  2343. Finding the probability of energy measurements
  2344. Dispersion relations
  2345. Confused about Quantum Mechanics and Causality
  2346. Flux
  2347. Voltage or Current Analysis in S Domain (Complex Frequency)
  2348. molecular orbital and molecular wavefunction
  2349. orbital angular momentum quantum number
  2350. Quantum Energy levels in atomic, molecular, nuclear and solid state physics
  2351. Determine the mean of the position <x> in a state
  2352. Detection of gravitational waves
  2353. relativistic kinematics
  2354. Another probability question
  2355. Rotating charged sphere
  2356. A tricky problem on capacity
  2357. Black body radiation entropy question
  2358. Error in Schakel's 'Boulevard of broken symmetries'?
  2359. rate of change of pressure with volume, adiabatic vs isothermal conditions
  2360. Aperture effective area
  2361. Transmission line equation
  2362. Schrodinger's Equation in 1D
  2363. is the angular span of a body executing s.h.m always 2.pi?
  2364. State densities of a semiconductor
  2365. Density of states
  2366. Earth offset and earth bounce on a PCB
  2367. Electron and hole concentrations
  2368. Heisenburg uncentainty product
  2369. Electron and hole contributions to the current of a diode
  2370. Linear Momentum/Impulse Problem
  2371. Kinetic Energy and a Collision
  2372. Pls, In the free energy eq. F = F0 + kBT log c + ½ cb1 + O (c2)what does mean O (c2)?
  2373. Chain with distance-dependent mass problem
  2374. Percentage error
  2375. Hamiltonian in cylindrical coordinates
  2376. Hamilton-Jacobi Equation
  2377. Fluid Mechanics problem
  2378. Quantum Physics, angular momentum
  2379. relativity (3 particles collision)
  2380. Albedo and surface temperature of the Earth
  2381. ice mixed with water. help pls.
  2382. Large Hadron Collider!!
  2383. Fluid Substances: Hygrometry question PLEASE HELP!!
  2384. semiclassical Bohr quantization with a magnetic potential
  2385. Calculation of work done by/on engine
  2386. Sakurai, p. 59, Pr 1.6 - critique the proof
  2387. Numerical Estimation of the momentum of free electrons
  2388. Differential equation substitution
  2389. statistical physics:boltzman distribution
  2390. Electric and Magnetic Fields
  2391. Electric field question
  2392. Relativistic
  2393. Relativity
  2394. Statistical physics at constant temp
  2395. Electromagnetic field of a ring
  2396. Specific heat
  2397. Total electric charge on the earth,
  2398. Distance between photons travelling from a bulb to your eye
  2399. Reversible Adiabatic Process Question
  2400. Polytropic process
  2401. Fluids; pipe flow rate problem
  2402. Potential inside a hemispherical shell
  2403. de Broglie wavelength application: molecular vibrations?
  2404. Finding the pressure and temperature of a compressed monatomic gas
  2405. need statistical data for comparison with my simulation
  2406. Finding position and velocity from Force (analytic mechanics)
  2407. Thermodynamics, Isothermal Question
  2408. Thermo Help
  2409. help me to solve this equation pls
  2410. help with physics lab containing the centripetal acceleration law
  2411. Calc bandgap
  2412. Proof that all excess-charge resides at surface of perfect-conductor
  2413. An inner product must exist on the set of all functions in Hilbert space
  2414. Use the given equation for magnitude of drag force to calculate time taken
  2415. Thermodynamics question. Could be simpler than it looks, but I am really stuck.
  2416. A Magentic "faux-pas"?
  2417. Electrostatics
  2418. Potential energy in center of mass frame.
  2419. Math Check on Thermo Problem
  2420. Infinite Plane with Point Charge Above - Method of Images - Uniqueness Dogma
  2421. Electrodynamics Units Practice Problems
  2422. Diffraction Gratings - N narrow slits
  2423. Space Curvilinear Motion question. Very hard
  2424. time dilation
  2425. Geometry Problem in Context of Image-Charge Problem (Griffiths,p. 125, [3.15],[3.16])
  2426. Effect of high frequency current on resistance
  2427. Effusion differential equation from Newtonian mechanics
  2428. Peskin and Schroeder, equation 2.51
  2429. Possible values and their Probability of Measuring S^2 - Spin
  2430. Intermediate Mechanics
  2431. Heat Transfer Investigation
  2432. E parallel to the boundry
  2433. Solving for Simultaneity problem
  2434. Wondering about operators and matrix representations?
  2435. Finite Square-Well Potential
  2436. sp^2 hybrid orbital lobe separation
  2437. experimental value of planck's constant
  2438. Vector Kinematics
  2439. "An oscillating object" very easy question (I think)
  2440. Energy level scheme for Helium
  2441. Quantum Perturbation Theory
  2442. Pion desintegration
  2443. Propagation in dielectric Waveguides
  2444. How to calculate magnitude of magnetic field
  2445. Particle in a box problem
  2446. Photoelectric effect with a single electron - demonstration
  2447. Astrophysics - elliptical orbit proof help.
  2448. integrating Newton's Law
  2449. Force between electric dipoles
  2450. Biot-Savart Law issue
  2451. Goldstein's Rocket problem.
  2452. The lorentz transformations usage
  2453. Partition function of classical oscillator with small anharmonic factor
  2454. general equation for relativistic momentum
  2455. Graphical Representation of Cross Product
  2456. Charge Distribution from Known Potential - Induced on Surface of Metal Sphere
  2457. Using proper motion to calculate RA and Dec change
  2458. electronic transitions for natrium atom
  2459. Impulse given to 7 cm uniform thin stick. Translation and rotation happen
  2460. acceleration proportional to velocity
  2461. Quantum Mechanics
  2462. A quick question
  2463. Estimate the radius of a solar mass black hole.
  2464. Evaporation of black hole
  2465. States of a spin 1/2 particle in a magnetic field
  2466. Magnetic Forces & Cylinders
  2467. Oscillating E and B fields
  2468. Modeling unfolding paper cylinder under given external moment
  2469. Damped Oscillation problem.
  2470. Is this a traveling wave?
  2471. Srednicki 2.8 / Inverse Lorentz Transformation
  2472. civil engineering -- manning's equation through channel
  2473. Force question using Couloumb's law
  2474. Compressional force
  2475. Intermediate E&M (Should Be Easy To Help)
  2476. Basic Quantum Physics - Particle(s) in a (3D) Box
  2477. Show that the total energy of a system of charged particles is conserved
  2478. Surface normal directions
  2479. Dipole approximation.
  2480. BJT transistor circuit
  2481. Pressure calculation inside tank
  2482. Rotating Bar problem
  2483. Solving Enthalpy change
  2484. Electric Fields
  2485. Point charges..
  2486. angular momentum problem
  2487. Terminal velocity of falling drop with increasing mass
  2488. [Need Help] Semiconductor Model
  2489. Problem electromagnetic waves
  2490. Lie-algebra valued forms
  2491. Where this equation comes from?
  2492. isothermal and adiabatic please help!!!!
  2493. Bragg's law
  2494. Intermediate E&M. Electric Field above a square
  2495. Magnitude and direction of Couloumb force.
  2496. Derive Electric Field of Cylinder Via Gauss' Law
  2497. Electromagnetics - potential inside a spherical surface
  2498. Vectors: solving for magnitude
  2499. relativity
  2500. relativity - space time interval between 2 frames
  2501. To determine the rigidity modulus of a suspension wire.
  2502. Help me think about Proton-Proton -> Proton+Antiproton collision!
  2503. adiabatic process in a monatomic ideal gas
  2504. A question about Lorentz invariance for Klein-Gordon field
  2505. Voltage Divider
  2506. Interaction Term
  2507. Special Relativity - Twins sending light pulses
  2508. Reif F. Fundamentals of statistical and thermal physics problem 7.24
  2509. three charges and midpoint
  2510. resonance in RLC series circuit
  2511. I need help interpreting form factor relations in parton model
  2512. Electromagnetic induction for energy harvesting
  2513. Adiabatic compression of air
  2514. Power Loss Of An EM Wave Hitting A Cu Wire
  2515. Energy of a cyclotron
  2516. Energy eigenvalues and ground-state energy
  2517. classical mechanics problem
  2518. Bethe bloch plot
  2519. cylinder rolling down an inclined plane
  2520. Heat Conduction Initial Problem Set Up
  2521. Uniform Charge Distribution. Find total charge.
  2522. quick question on resistance&current in a sheet
  2523. Expected r^2 for the 2s wavefunction of hydrogen atom
  2524. Superposition of wave functions
  2525. mass of a particle traveling in a circular path
  2526. Line Charge and Charged Cylindrical Shell
  2527. thevenin theorem
  2528. Taylor expansion of 1/|r-r'|
  2529. E&M Problem using Maxwell's Equations
  2530. Inserting a loop of copper wire between 2 magnets, what happens?
  2531. Beta decay and Heisenberg principle
  2532. Gausses Law
  2533. Basic S.T.R. problem. K vs K' systems.
  2534. Thermodynamics Problem with a Vacuum
  2535. F=bt ?
  2536. Frequnecy of Combined Motion
  2537. Bead on straight wire that rotates around origin
  2538. Line Charge and Charged Cylindrical Shell
  2539. Mercury precession with naive GR
  2540. graphene nanoribbon
  2541. A qns on Thermodynamics Relations
  2542. Mechanics
  2543. Potential and Differential equations
  2544. Electric Field Over A Uniformly Charged Area---- Please help!
  2545. Guass' Law question
  2546. IB Extended Essay Astrophysics Help
  2547. Intermediate E&M. Just need a check. Should be easy
  2548. Charge Density and Electric Fields
  2549. Biomechanics Problem!
  2550. Electric Potential Cone
  2551. Classical vs quantum infinite potential well
  2552. Simple Projectile in Cylindrical Coordinates
  2553. Total angular momentum of Positronium
  2554. potential barrier problem
  2555. Reversible(Carnot) Cycle Temperature Equilibrium Problem
  2556. Cosmology: estimating the redshift of the photon gas at matter-radiation equality
  2557. Mechanics
  2558. Question concerning Hamiltonian and eigenstates
  2559. Vectorpotential as a function of (t- x/c)
  2560. Projectile up a hill
  2561. Resonance
  2562. Finding maximum in Planck's law
  2563. Fourier Series from Eigenfunctions
  2564. dimensional analysis to estimate gas clounds collapse
  2565. Electric Field at Center of Spherical Half-Shell
  2566. QFT: Srendicki Problem 2.4
  2567. Deriving taylor series for v/c and gamma
  2568. Accurate way of determining magnetic field
  2569. Electrostatics
  2570. Using software to solve eigenvalues of Hamiltonian
  2571. Spacetime Physics: teleportation to Andromeda
  2572. projectile motion
  2573. point charges acceleration
  2574. relativistic kinetic energy comapred to newtonian
  2575. Setting up a sound system
  2576. Little wording confusion
  2577. Mechanics tough question
  2578. find mass of the electron
  2579. Speed of Minimum Drag
  2580. splitting the tim eindependent schroedinger equation
  2581. Springs
  2582. statics problem
  2583. hydrogen atom, muon substitution, helium muon fusion
  2584. calculating resistance
  2585. 3D Force systems
  2586. Electric Field Over A Slab
  2587. Physics Relativity Question-Train at Relativistic Speeds
  2588. Determining dilated lifetime of muons.
  2589. Point charge problem
  2590. Point Charge Problem (Not in a straight line)
  2591. Find how far the ball drops because of gravity by the time it reaches home plate.
  2592. Highest point a mass can be dropped from without exceeding ultimate force of wire
  2593. Kepler's Third Law
  2594. Quantum Mechanics. Help!
  2595. Vibration absorber question
  2596. E field phase matching at interface, deriving Snell's Law
  2597. total power of the sun with Rayleigh-Jeans expression
  2598. 3d force system... please help
  2599. The average of the three Pauli Matrices
  2600. Electric Potential of 2 positive charges, and the speed
  2601. Potential Energy of two small metal speheres
  2602. Resonance Frequency Of A proton
  2603. simple quantum problem - find eigenvalues, probabilities, expectation value?
  2604. uniform circular motion
  2605. Stable or not stable equilibrium
  2606. Need help
  2607. I Need Mechanical Waves Questions
  2608. Thank you!
  2609. Bohr sommerfeld quantization rule
  2610. Adding/Sub. Phasors
  2611. magnetic field of current ribbon
  2612. books on basic subjects using higher math
  2613. Just need a check...Finding total charge when given distribution
  2614. Simple Harmonic Motion, object floating in a liquid
  2615. Fluid mechanics
  2616. 3rd-order Energy Correction Derivation
  2617. The field due to multiple concentric solenoids with water
  2618. Force and torque on a wire carrying a current
  2619. Adding angular momentum of 2 electrons
  2620. Projectile Motion question
  2621. astrophysics - triple alpha reaction
  2622. HELP with question, I can't come up with the answer.
  2623. Hamiltonian Mechanics
  2624. Spatial Separation
  2625. Please help with Quantum Mechanics Dirac Delta Problems!
  2626. Coulomb force vs. Pauli principle in atoms
  2627. probability for finding particle outside potential well
  2628. charged particles and cylindrical coordinate system
  2629. ResourcesHelp|Close Moment of a Force: Scalar Formulation
  2630. Rotating tube with particle inside
  2631. Centre of mass question.
  2632. Particle thrown straight up, need to find velocity
  2633. I cannot answer this question for my life!
  2634. Compute spectral width
  2635. Modern Physics: Finding pressure using energy.
  2636. Electric Force
  2637. Position-Dependent Potential
  2638. Physics - Heat Pump - 2nd Law of Thermodynamics
  2639. Momentum And Direct Impact. Subtopic: Impulsive Tension.
  2640. Dipolemoment of charged beam
  2641. Telephoto lens and focal length being longer that single lens.
  2642. quantum physics- atomic states
  2643. relativity events
  2644. change in entropy
  2645. Modern Physics I: Find time from energy
  2646. Thermodynamic Question
  2647. Feynman Lec, problem with diffraction
  2648. Rocket Propulsion Diff Eq
  2649. Radial Wave Function
  2650. Plotting T-s Diagram Using Experimental Values
  2651. quick easy question
  2652. thermodynamics-internal energy of a surface of a liquid
  2653. Finding E and V involving 2 planes.
  2654. 1st-order WF correction
  2655. Electron positorn collision?
  2656. Quantum Physics: Fourier transform of a function
  2657. Voltage vs. Time
  2658. Potential of Finite Quadrupole and Zonal Harmonics
  2659. Why do the Horizontal components cancel in E-Field
  2660. Astrophysics - Special Relativity
  2661. Fourier Transform
  2662. thermodynamics - heat flow of a rubber band
  2663. Thermodynamics Rate of Effusion
  2664. Does additivity apply to Fourier transform of the wave function
  2665. newton 3rd law of motion: help please
  2666. show an electron is executing simple harmonic motion
  2667. Wye - Delta conversion and Mesh Analysis
  2668. Finding the change in pressure and entropy of a quasistatic adiabatic process
  2669. Please revise my answer for me.
  2670. Statistical Physics
  2671. RC circuit and kirchoff's loop rule
  2672. Electrostatics in 2 and 1 Dimensions
  2673. Physics 1st year Kinematic world problems. IF you have the time, please help! Thanks!
  2674. Force Problem. Please Help
  2675. Resistance and fabrication..
  2676. Anticommutator of Parity and Boost
  2677. Critical field for a type I superconductor
  2678. Sidereal & Synodic periods
  2679. Electrical analog and impedance
  2680. de Broglie Wavelength
  2681. Potential difference of spherical rain drops
  2682. qantum mechanics condition for time independence
  2683. Normalizing a wave packet - cannot understand the solution
  2684. current density and vector potential
  2685. mean energy and preassure inov
  2686. mean energy and preassure inolving partition function
  2687. Some questions about ELECTRIC CHARGE ADN ELECTRIC FIELD
  2688. Mass on a sphere problem.
  2689. Calculating V Involving a Tube
  2690. Lorentz transformation matrix
  2691. How to calculate the normalization factor for relatavistic ideal gas momentum distro
  2692. Korkhoff's loop rule
  2693. angular momentum of hydrogen atom in specific energy level
  2694. Are these Nuclear Reactions permitted?
  2695. Question Clarification involving Muon Velocity and Energy
  2696. Acceleration-velocity-position graph
  2697. What are the allowed transitions in the pure rotational spectra of CO2 molecule?
  2698. SHM w/ complicated restoring force
  2699. The invariance of Lagrange's equations with a given "time"
  2700. Satellite orbiting earth question
  2701. Forced Spring-Mass System
  2702. Expectation value of Coulomb potential depends on relative spin
  2703. use seperation of varibles to Find velocity interms of time
  2704. Lorentz transformations
  2705. Differential Equation Help -- Vibrating String
  2706. Relativity Problem
  2707. Degeneracy
  2708. Spectrum of angular momentum operators
  2709. Force on capacitor plates.
  2710. Polarization and Fermat's principle
  2711. Particle in 1-D Potential
  2712. Calculate E inside a spherical shell
  2713. The Carnot Engine Problem
  2714. How to find potential over a line charge
  2715. Ideal Gas law and a hot air balloon problem
  2716. Satellite orbit equation
  2717. Fluorescence Spectroscopy Q?
  2718. simple conceptual and calculation relativity
  2719. Relativity of Simultaneity Question
  2720. Net Electric Field of 2 charged particles fixed to X-axis
  2721. Circuits question!?
  2722. Third Order DE Using Complex Exponential
  2723. Finding the work done in carrying a charge from P1 to P2
  2724. magnetic field
  2725. Prisms and Images
  2726. Conductors
  2727. Question about canonical transformations
  2728. Operators in Quantum Mechanics
  2729. show that the angular wavefunction Y1,1 is a solution to the Schrodinger equation
  2730. Can someone help me with expectation values for the radial wavefunction?
  2731. Polarization of materials
  2732. This is not my homework! I am just curious!
  2733. Compare transition wavelength
  2734. Deriving Vr and V(sub-theta) from Kepler's second law and....
  2735. Electric field outside of a current carrying wire
  2736. bcs theroy, just an "easy" algebraic manipulation
  2737. Adiabatic Process
  2738. Gauss' law on differential form.
  2739. Hydrogen Wave Function
  2740. Linear energy calibration for Co60
  2741. Finding E and V of an atom
  2742. In what direction does the sphere move between two positive charges
  2743. Modern Physics I: Find Energy Loss & Wavelength
  2744. Questions of gauss's law
  2745. help me understand the problem statement
  2746. Classical Mechanics (Taylor) 1.39
  2747. Change in Gravitational Potential Energy in Oscillating water mass
  2748. PZT activation energy
  2749. The work of a gas
  2750. Calculate probability electron remains in ground state of He3.
  2751. Thermodynamics
  2752. Relativity
  2753. Quantum Mechanics pure/unpure states
  2754. The uncertainty principle
  2755. crystallography question
  2756. Simple qualitative question
  2757. What does it mean to be "mutually compatible"?
  2758. Finding E on opposite side of a plane
  2759. Field due to a line of charge
  2760. Thermal Conductivity
  2761. Thermal Expansion question
  2762. Energy per particle of polarized electron gas
  2763. Compute the mass of a black hole
  2764. Elastic pendulum - Lagrangian approach
  2765. Particle in a box momentum uncertainty
  2766. Electromagnetic force types
  2767. heat and light
  2768. astrophysics - star color index
  2769. Macrostates in Einstein Model of a Solid
  2770. Compute the speeds of the star
  2771. phase transition of a rubber band model
  2772. variational principle & lorentz force law
  2773. E of Infinite Thin Plane
  2774. Current Limitation in a PN junction
  2775. estimate the mass accretion rate
  2776. Parabolic Bowl
  2777. Translation of inclined bar
  2778. partition function of a gas
  2779. Time evolution of Expectation
  2780. Derivative of an Expectation value/Ehrenfest theorem
  2781. double commutator used to obtain energy relationship summed over energy differences.
  2782. Spherical capacitor with charge Q?
  2783. Questions of electric potential
  2784. Ressistance when current-density is not constant
  2785. Electromagnetic Lagrangian
  2786. Quantum expectation values
  2787. Electric Potential Energy of A System of Point Charges!
  2788. Changing values of R in a RLC series circuit
  2789. Vanishing Wavefunction
  2790. Particle energy and momentum in different reference frames
  2791. Electric potential above plane
  2792. Net Electric Field at the center of a square
  2793. Quick QM Question
  2794. Another quick QM question
  2795. Gauss's Law Questions
  2796. 2-Slit Intensity Pattern
  2797. kinetic energy of nuclear reaction
  2798. bohr's atom model. some doubts
  2799. orbital period of a planet
  2800. Positron - electron annihilation.
  2801. expressing the Hamilitonian in c.o.m. coordinates
  2802. Construct a partition function for the system
  2803. Finding specific activity using half-life
  2804. Spherical conductors
  2805. Photon energy, momentum, and velocity
  2806. Franck Hertz experiment - overheated tube
  2807. non-inverting amplifier
  2808. statistical mechanics & the interaction energy
  2809. Force between two charged hemispheres
  2810. Electrostatic problem
  2811. Slip & Non-Slip conditions for a Cylinder
  2812. What are the "key image properties" of an image?
  2813. Fluid Mechanics - Material derivative proofs
  2814. Dirac Delta Function
  2815. radiological physics question... please help
  2816. adding op-amp circuit
  2817. photon fluence and energy fluence question, all work shown please help!
  2818. Deserate please help me with Vector addition.
  2819. resonance - working out damping constant and damping factor
  2820. uncertainty relation: minimum value
  2821. Quantum harmonic oscillator: ladder operators
  2822. Surface Integral of quarter-cylinder help
  2823. y=y(x) of a particle on the xy plane experience F=-kr
  2824. Force on a dielectric
  2825. Radiance at earth orbit
  2826. energy flux density and and energy fluence question! work shown please help!!!!
  2827. another energy fluence question please help work shown!
  2828. point source, energy fluence rate and photon question... please help!
  2829. Calculate |Psi(x,t)|^2
  2830. Trying to calculate normal modes of nearly infinite network LC circuits
  2831. Mass Spectrometer
  2832. Rotating mass tensions
  2833. Point charge at a boundary between dielectrics
  2834. matrix elements of one-body operator
  2835. Charged Particles
  2836. can anyone help me? - Axial Stress in a thin-walled cylinder
  2837. What is the normal force exerted?
  2838. Electric potential of 3 point charges
  2839. Mechanics: Equation of Motion...Don't understand teacher's solution
  2840. QM: position and spin dependent potential
  2841. eigenvalues of the zero ket
  2842. Mutual Inductance
  2843. Solutions of of the time-independent Schrodinger eq.
  2844. Portion of water that is frozen when in equilibrium
  2845. permittivity and magnitude of travelling wave
  2846. reflection and transmission coefficients
  2847. velocity,dissplacment
  2848. Commuting observables
  2849. Relativistic Velocity Addition
  2850. Mechanics/Calculus question phrasing help
  2851. claculating volume in an adiabatic container
  2852. Gravitational Potential
  2853. Stat mech problem on order parameter
  2854. Therm expansion of a wheel
  2855. I have a few question concerning Black Boxes
  2856. Dielectrics
  2857. Force On Object With Constant Speed
  2858. Condensation
  2859. Calculate the masses of two binary stars
  2860. Spherical asteroid moving through a dust cloud
  2861. Sperical coords: Position vector of spinning disk.
  2862. multi-surface problem in refraction at spherical surfaces.
  2863. Calculating uncertainty of local gravity
  2864. differential cross section
  2865. How to calculate dA of a hemisphere.
  2866. Finding Voltage Across A Resistor in a 1st Order RC Circuit
  2867. Angular momentum in general motion
  2868. Lagrangian, 2 DOF (rotation with torsion, springs)
  2869. Finding V and E above a uniformly charged ring
  2870. Can Somebody Explain These Steps for Me(answer given, dont get steps in between)
  2871. Electromagnetism problem
  2872. Fresnel power Coefficients
  2873. Anyone care to explain the TA's note?
  2874. Potential function for the Time-Independent Schrodinger eq.
  2875. Movement of a point on the perimeter of a disc
  2876. eigenkets/addiction of angular momentum
  2877. Van der Waals gas - free energy
  2878. 1d kinematic w/ potential energy
  2879. H atom energy/frequency
  2880. Lorentz Transformations In 2 Dimensions
  2881. quantum question
  2882. Commutator Identity
  2883. time-averaged potential of hydrogen
  2884. potential of uniformly charged disk off axis
  2885. Vectors dot product and cross product help
  2886. Asymmetric Planar Waveguide
  2887. Relativistic Inelastic Collision of Protons
  2888. Momentum conservation of asteroid in a dust cloud
  2889. Rocket momentum
  2890. Asteroids momentum
  2891. Bifocul Optics Problem Help Please
  2892. quick quadrupole question
  2893. Find the radii of the two stars
  2894. Mass of a star
  2895. Polar coordinates and radius of curvature
  2896. Reynold's transport theorem
  2897. Question About Continuity of an E field of a sphere
  2898. Please help me analyze the situation of torque
  2899. Operator proof
  2900. URGENT - Quantum help needed!
  2901. Maximizing the height of a bullet in cylindrical coordinates
  2902. sakurai pr. 1.18 - bra-c-ket sandwiches
  2903. Modern I: Finding energy involving a rotator HCl molecule.
  2904. Find spectrum given a potential. I have the solution, just need explanation.
  2905. Advanced Physics or Intro Physics? (Please read before posting in Advanced Physics)
  2906. given this formula, is this formula true by symmetry?
  2907. Finding Roots of cubic equation
  2908. Could someone help me explain this situation
  2909. Solve a cumbersome problem
  2910. Wave function of spin 1/2 under parity
  2911. Natural convection in a rectangular enclosure
  2912. Simple problem in electrodynamics
  2913. a hard problem , please help me resolve it
  2914. Infinitesimal areas and volumes for common structres
  2915. Need help with Lagrangian stuff
  2916. solid state physics - FFC structure of NaCl
  2917. spin 1/2 planced in a magnetic field at x-direction
  2918. calculation of mass-energy ratio
  2919. temparature dependence of intrinsic silicon
  2920. Dynamics & Kinematics Assignment Question. Am I on the right track?
  2921. Q : Verify Wien's displacement law (frequency and wavelength form)?
  2922. Tough assignment question - help would be appreciated!
  2923. Fourier series representation for F(t) = 0 or sin(wt) [depending on range]
  2924. Two-dimensional motion under Central Force
  2925. Assignment question for 1st year physics (Review) - Am I answering it logically?
  2926. Pre-quantum matrix problem class problem? Probably simple?
  2927. Commutator relations
  2928. Quantum commutation identity
  2929. Alternate expressions of Fourier series formula
  2930. Finding V for a 2D box using separation of variables.
  2931. Heisenberg Uncertainty Principle question
  2932. One dimensional quantum problem
  2933. fermion occupation
  2934. Millikan's oil drop experiment-terminal velocity.
  2935. General Relativity - Contravariant and Covariant Vectors: aaargghh!
  2936. Rules of wavefunctions in QM
  2937. What is the minimum energy of a compton scattered photon?
  2938. Particle Detector
  2939. Uniform circular motion of a particle
  2940. Orthogonality of Legendre Polynomials
  2941. When to use Laplace's or Poisson's equation for calculating potential
  2942. Modern physics, Bohr model of atom
  2943. Laplace's Equation To Find Potential
  2944. Constant Acceleration in Relativistic Mechanics
  2945. Green's function for infinitely long cylinder
  2946. Tunneling w/ unknown energy
  2947. Efficiency of an ideal-gas cycle.
  2948. current due to filled energy bands
  2949. Decomposition of linear operator
  2950. Normalizing a state vector
  2951. Step Potential Question (Quantum Mechanics)
  2952. Calculating Multiple Integrals on Mathematica (Electric fields)
  2953. Electromagnetism Question
  2954. Bessel Functions
  2955. Extended Huckel Calculation with Water
  2956. Lorentz transformations (2nd year relativity)
  2957. If A and B are hermitian, then i[A,B] is also hermitian
  2958. Using Separation of Variables to find potential inside of a sphere
  2959. Stress tensor at a point P.
  2960. help with electric field
  2961. Temperatures at which rotation and vibration begin to contribute to the specific heat
  2962. help with non-homogeneous ordinary differential equations
  2963. confussed about transit and subsequent transits
  2964. I.E. Irodov Advanced Gravitation Problem
  2965. Linear combinations of Wavefunctions to get higher Orbitals
  2966. Parabolic Coordinates
  2967. sphere falling through viscous material - velcoity calc
  2968. work and energy
  2969. Calculating Abundances using Electron Temperature and density
  2970. Newbie question (QM)
  2971. Hydrogen wavefunctions
  2972. Show that a wave function fits the Schrödinger's equation. (Harmonic oscillator)
  2973. Maxwell Relations
  2974. Quantum Mechanics Problems
  2975. Obtaining Lagrangian of complicated pendulum
  2976. Maximum deflection of a wire
  2977. energy vs. entropy plot for a Carnot cycle
  2978. Particle on a sphere
  2979. Help Deriving Fresnel's Equations Please
  2980. Probability of electron in a box problem
  2981. energy problem
  2982. Thermodynamics - Ideal Gas - Derive General Relationship (using Maxwell's Relations?)
  2983. Difficult equilibrium problem
  2984. Compton Scattering with Moving Electron
  2985. Derive a formula for momentum in terms of kinetic energy
  2986. Newton's Rings
  2987. Heating an ideal gas
  2988. Difference between expectation value and probabilty
  2989. Quantum harmonic oscillators - grand partition function
  2990. I need the dirac notation expectation value explaining to me please?
  2991. Hermitian Operators
  2992. Adding Tensors
  2993. Question about nabla operator
  2994. the Bohr hypothesis
  2995. Quantum Physics I Tough Normalization Integral Help
  2996. topological action (veirbein)
  2997. Relation for Kinetic energy and the lorentz factor.
  2998. Balmer series and the Lyman series
  2999. Basic Summation Indices
  3000. Refractive index of a gas
  3001. Calculating Expectation Value for z component of angular momentum
  3002. Electrostatic self energy of a uniform density sphere
  3003. Mean value of momentum of electron in H atom
  3004. combining 1D advective diffusive transport equation in porous media for two solutes
  3005. Hermitian Operators?
  3006. Linear Operators?
  3007. Quantum System Probability
  3008. one quantum particle, many boxes..
  3009. Motion, acceleration
  3010. small scale yielding
  3011. adiabatic bulk modulus of a free electron gas at T=0
  3012. Constraints and Statical Determinacy
  3013. Utmost important questions
  3014. jackson problemno. 26
  3015. Thermodynamics
  3016. Wave propagation in ferrite medium
  3017. Converting the Electric Field of a Dipole from Cartesian to Spherical Coords
  3018. Find angle such that beam hits a certain point
  3019. Statically Indeterminte...sort into groups
  3020. on commuting of position and momentum operators
  3021. Mechanical forces question
  3022. Quantum States
  3023. QM: Bra & Ket
  3024. 2nd order pole on Real axis
  3025. Moment of Inertia of an object rotating about its center of mass??
  3026. Probability of being in ground & 1st excited state of widened infinite well
  3027. Electromagnetic waves, Maxwell's Equations, Laplace?
  3028. Finding resistance in a circuit
  3029. Finding emf of a circuit
  3030. Electromagnetisim exam question (can someone please check)
  3031. QM: Particle momentum probabilty
  3032. Beta- decay and mass deficit
  3033. About integrating a trig fuction
  3034. How to solve 2nd order diff. eqn.
  3035. Newtonian Potentials
  3036. Quantum System: Expectation Value
  3037. Minimize surface area - calculus of variations
  3038. binding energy
  3039. Compton Effect (scattered photon angle)
  3040. Damped, Driven Oscillator
  3041. Stability of a spring mass system in two dimensions
  3042. how long is it until Phobos hits the surface of Mars
  3043. Driven Harmonic Oscilator
  3044. Rotation and Angular Momentum: Solving for thrust of a rocket
  3045. will the motion of water in which the wave propagate change the frequency of wave
  3046. Thermal Physics PV Diagram
  3047. Static Equilibrium
  3048. Energy Eigenvalue for a Two State System
  3049. astrophyscs: question about nearly resonant orbits
  3050. Classical Mechanics
  3051. Electron in dielectric cube (Quantum Mechanics)
  3052. Perturbation Theory - Shift of Ground State
  3053. Infinite square well, quantum mechs wave functions.
  3054. |1s> -> |2p> transition probabilities
  3055. Proving Quantum Mechanics Inequalities
  3056. Magnetic dipole above a superconductor.
  3057. Mircocanonical Damped Harmonic Oscillator
  3058. classical mechanics energy
  3059. Relativistic Doppler Effect
  3060. 'Frustrated magnets'
  3061. Steam jet ejector calculations
  3062. 3 Coupled Masses
  3063. infinite square well. probability isues.
  3064. Eigenstates
  3065. Tangential velocity
  3066. QM Infinite square well with delta function potential in middle
  3067. Relativity: radiation caused by a charged particle moving through a magnetic field
  3068. micro and macro internal energy approach
  3069. Lagrangian Equation of motion for rod on pivot in gravitational field
  3070. Finding tidal height difference using two wells
  3071. Find frequency of oscillating electron in electric field
  3072. gravitation
  3073. Diffusion coefficient
  3074. Two line charges and a conducting cylinder are flying through space...
  3075. Adjoint of an operator
  3076. SOLID STATE PHYSICS - allowed reflections
  3077. Orbital Wave Functions
  3078. Astronomy: Mar's Polar Ice Caps
  3079. Conceptual help with relativistic transformations for the energy of light waves
  3080. Is this operator Hermitian?
  3081. Creation/Annihilation operator help
  3082. friction problem
  3083. Diffusion through Porous Membrane
  3084. Quantum
  3085. Expectation value no sense result
  3086. Calculating the area of a sphere in schwarzschild geometry
  3087. Statistics Problems
  3088. Secular Matrix of Perturbation
  3089. Need help with finding the work done on an ideal gas and copper block
  3090. Help me find the equation of state of a substan using compressibility and expansivity
  3091. Advanced problem on Kinetic Theory of Gases
  3092. Show eigenvalues of hermitian operator are real
  3093. Equation of motion for interacting fields
  3094. relativistic momentum and energy
  3095. Solving Schrodinger Equation for Modified Stepwise Potential
  3096. NACL in Water
  3097. More quantum homework
  3098. Time evolution Operator
  3099. The centre of mass of a fork
  3100. No charge of particle in Schrodinger Equation!
  3101. Time-Dependent Pressure
  3102. coin in funnel
  3103. Ground state
  3104. Zero-Point Vibrational Energy Problem
  3105. dispertion relation
  3106. polarization of light through a sugar solution
  3107. laser physics
  3108. Momentum- Propelling a Paramecium
  3109. Effusion
  3110. Uncertainty error calculations
  3111. Thermal conductivity
  3112. Schrödinger's equation problem
  3113. The train and the ball question
  3114. Time evolution operator on momentum basis
  3115. Luminosity Distance
  3116. Electric Fields and Gauss' Law
  3117. Bead on loop of wire in rotating frame
  3118. Vector coordinate transformation: Help?
  3119. Calculating temperatures of reservoirs in Carnot engine
  3120. Probability calculation question
  3121. find the length and cross sectional area when only knowin the resistivity of material
  3122. Complex Sinusoids
  3123. electron spin - energy difference between split levels?
  3124. Analytical Mechanics
  3125. Hall Effect, reversing magnetic fields
  3126. LRC circuit:what is the voltage of the capacitor when the generator is at maximum vol
  3127. Electronics homework (capacitors and resistors)
  3128. Electric field
  3129. Empty conducting cube with 4 sides at ground and 2 sides at V
  3130. modified atwood
  3131. not sure how to use Conservation laws to solve this problem (Lagrangian mechanics)
  3132. dipole-dipole interaction
  3133. infinitely charged plate
  3134. Lagrangian Invariant Under Transformation
  3135. analytical mechanics
  3136. Heat transfer question
  3137. Alpha-absorpotion Lab
  3138. Is this a simple harmonic question or no??
  3139. Fermi Problem
  3140. Quantum mechanics, zero point energy
  3141. help for fields book requested
  3142. Fluid Mechanics question
  3143. Position and Momentum Operator Matrices
  3144. angular speed
  3145. Energy: Finding Maximum spring constant
  3146. lagrangian linear masses (CM)
  3147. Given a wave function at t=0, how do you find the wave function at time t?
  3148. Diagonalizable Hamilton denisty?
  3149. trying to derive a group velocity equation?
  3150. Coefficients Cn for a Harmonic Oscillator in an Electric field
  3151. Mean free path and effective collision radius
  3152. Resting point of a horrizontal spring with a chain attached from both ends.
  3153. Simple Harmonic Oscillator Problem with Slight Variation
  3154. Velocity of a Proton in a Capacitor
  3155. Entropy
  3156. Eigenvalue of the Hamiltonian
  3157. commutation for fields
  3158. General solution of Schrodinger eq. proof
  3159. unitary operators preserve normalization in arbitrary basis
  3160. Planck function
  3161. Correctness of A particular Lab Experiment
  3162. Hard centripital force problem
  3163. Lagrange constraint mechanics problem
  3164. Single Electron Ions
  3165. spring on a tilted table with air resistance
  3166. projectile corrections due to the coriolis effect
  3167. [Cosmology] Fundamental Plane to find distance
  3168. First-order time-dependent perturbation theory on a Hydrogen atom
  3169. Spring & terminal velocity
  3170. Action of a non-compound Bra on a compound Ket
  3171. Flux of Sirius
  3172. Classical mech
  3173. Relativistic Dynamics Questions
  3174. find the quality factor Q
  3175. Force on a Torus.
  3176. Potential Well
  3177. Infinite Square Well Eigenstates
  3178. Classical Mechanics: Gravitation, SHM
  3179. spectral band width
  3180. Potential of Dipole... I think I am close to completing it
  3181. centre of mass
  3182. Effusion
  3183. Electromagnetism Problem (Using Electric field E to find D and B)
  3184. 4-velocity
  3185. Quantum Mechanics
  3186. Harmonic potential, quantum mechanics
  3187. solid state physics which element?
  3188. uniform distribution of a disc
  3189. Wavefunction and Electron Configuration (Toughy of the Day)
  3190. Deflection angle of a particle approaching a planet
  3191. Proof of Snell's Law using Maxwell's Equations
  3192. Wave Mechanics Problem! Double Pendulum and a Spring
  3193. Finding atomic magnetic moments
  3194. spin-1 particle in uniaxial crystal field
  3195. What is the total mass
  3196. Length in the rest frame
  3197. Interesting maximization problem
  3198. Green's Function in the wave equation
  3199. Checking Chadwick's statement about the mysterious "neutral radiation"?
  3200. URGENT!!!! michelson interferometer - maxima and minima
  3201. Finding V(x) of a given wave function?
  3202. problem
  3203. Calculating the width of the box for a particle in a box
  3204. density operator
  3205. The Lorenz's model
  3206. FODO cell, find the field strength of a quadrupole.
  3207. Advanced S.H.M. Problem
  3208. Cannon Ball Chain Shot Impulse Problem
  3209. Tensors
  3210. Problem with evolution operator and harmonic oscillator
  3211. Calculus of Variations: Shortest distance between two points in 3D space
  3212. Finding required thrust power for jet engine aircraft.
  3213. Radiative transfer
  3214. How to calculate Pauli matrix commutators
  3215. Finding the curve to minimize a functional
  3216. projectile motion with drag
  3217. Accelerating car
  3218. Standing Waves
  3219. Diffraction Limited Object Size
  3220. trying to find the eigenvectors of a hamiltonian operator
  3221. kinetic theory
  3222. Rocket velocity including Universal gravitation
  3223. Tensors
  3224. Quantum Mechanics.. Operators, Hermitian and Eigenvalues
  3225. Hamiltonian matrix eigenvalue calculation
  3226. Finding the error on an intercept, given two points with errors.
  3227. fraction of stimulated photons that escape from a laser cavity
  3228. vertical oscillation frequency
  3229. Eigenfunction and Eigenvalue Confusion
  3230. Spreading Of A Gaussian Wave
  3231. Superposition of states and orthonormalization
  3232. Pitch of fused tones
  3233. Probability of a Particle in a box location
  3234. electron transition states
  3235. Hard Viscosity Q
  3236. Optics fibre dispersion, pulse propagation
  3237. Mechanical Oscillation and Resonance
  3238. Conversion of emu measurement to Tesla
  3239. how to input this on a ti-89?
  3240. Probability of a particle in a simple harmonic oscillator - please help!
  3241. Classic Tension Problem
  3242. Solving the Schroedinger Equation for An Anisotropic Oscillator Potential
  3243. Finding work and power
  3244. 2d potential problem for a region bounded by 4 planes
  3245. Binary Star System
  3246. photo electri question longest wave length
  3247. Quick def question...
  3248. quantization to solve black body radiation
  3249. magnetic field of long sheet
  3250. Optics: Light ray goes through plate with transversely varying index of refraction
  3251. Particle collisions
  3252. oblems are in Statistical Mechanics by Pathria
  3253. What does the conductivity of a material depend on...?
  3254. about the energy spectrum
  3255. Kinetic THeory Question - URGENT!
  3256. maximum height the Sun will reach
  3257. Quantum Mechanics
  3258. Electric Field of a Polarized Electret
  3259. Thermodynamics Proofs
  3260. Sketches For D,E,P, and V of a conducting sphere
  3261. AFM CD Bit-density Calculation
  3262. Angular momemtum problem
  3263. Easy Hamiltonian problem
  3264. General Uncertainty Principle
  3265. Noether's theorem in matrix form
  3266. the theory of 2nd order systems
  3267. Probability of an electron's position (Quantum Mechanics)
  3268. QM: Two-particle system
  3269. Spontaneous Symmetry Breaking of SU(3)
  3270. Speed of the meteoroid as it passes close to earth
  3271. Fluid Dynamics - urgent
  3272. Tensors
  3273. What units for this equation?
  3274. raditation sheilding question
  3275. Electric field inside a charged sphere
  3276. Rotation
  3277. DoS in anisotropic conduction band
  3278. Expected value for potential energy (quantum)
  3279. Coherent states: show that for all complex numbers alpha, a has a unique eigenvector
  3280. Tight-binding model
  3281. Quantum mechanics
  3282. find potentail inside
  3283. net electric flux = 0 ?
  3284. Point dipole embedded in dielectric sphere
  3285. Commutator, operators momentum and position
  3286. Free particle in Minkowski spacetime
  3287. thick lens question
  3288. Absorption and Emission help
  3289. Fluid dynamics-dimensional analysis
  3290. Spring attached to a box containing a mass problem
  3291. Quantum Angular Momentum
  3292. Harmonic Oscilator (driven-and-damped) problem
  3293. Blackbody radiance
  3294. Electric Potential Of Charged Finite Rod
  3295. Tidal Potential & Binomial Approximation
  3296. Polar Diagram of the Angular distribution for photoelectrons
  3297. Simple Optics Question : Back focal length
  3298. Express the potential energy U in terms of M and v
  3299. General Relativity question involving Metrics
  3300. Angular Momentum and Spin
  3301. Potential of Dipole in Cylindrical coordinates
  3302. Angular Momentum of Collapsing Cloud
  3303. Commutator, quantum mechanics
  3304. Bohr atom, probabilities
  3305. Equation of constraint
  3306. Another Angular Momentum Question
  3307. weight distrubituion between two cylinders.
  3308. Infinite square well with delta potential
  3309. SH particle goes through obliquely drilled hole in Earth
  3310. Faraday's law problem.
  3311. Unsolvable problem? Shape drawring
  3312. Rotating beam in magnetic field.
  3313. Relativistic elementary particle problem
  3314. Input Resistance
  3315. How do can I find the time in heat change?
  3316. Finding deBroigle wavelength of a charged electron
  3317. Geodesic Motion
  3318. Inconsistency in maxwell's equations problem.
  3319. Why does this Bra Ket (with creation and annihilation operators) equal zero?
  3320. Question about Steradian and Radian for Compton.s Photons
  3321. Mean motion of Halleys Comet (question about units)
  3322. total energy of this system
  3323. Transformations
  3324. Wave Particle Duality
  3325. Quantum Free Particle question
  3326. Matlab code help - Gaussian Function
  3327. everage energy of a gas of quantom SHO
  3328. Finding equivalent resistance
  3329. band gaps - fused silica glass
  3330. Potential of an infinite cylinder
  3331. finding the force of constraint
  3332. Ground state magnetic moment of 7Li
  3333. General Relativity Effective Potentials
  3334. Finding the probability of an electron
  3335. Inclined Mass and Lagrangian Please Help
  3336. Fourier trick
  3337. noob ques: probability of each J state
  3338. noob ques #2:
  3339. Simple Constraint Equation Question
  3340. optics help need
  3341. find total potential energy
  3342. what is the total kinetic energy
  3343. Emag/electrodynamics: E field in air above glass plate
  3344. dipole above infinite surface
  3345. estimate the mass of the Coma cluster
  3346. Group velocity of Quantum state
  3347. Centripetal Motion
  3348. Photons and energy states
  3349. Playing with the Cristoffel symbol
  3350. Z for classical particles in B-field
  3351. Gravity at different locations on earth (poles and equator)
  3352. Criterion for the classical limit (thermal physics)
  3353. Orbital Mechanics
  3354. Rotational earth motion...I am extremely close to what the answer is supposed to be..
  3355. A 160g hockey puck swings around on a spring
  3356. The heat dissipated in the wire of a solenoid.
  3357. Thermal physics (Gibbs free energy mostly)
  3358. How to learn electrodynamics
  3359. Inertia Tensor - Rotating Cone
  3360. Dipole/quadrupole moments of wires in x-y plane
  3361. Ionization Energy
  3362. Computing harmonic oscillator propagator via path integral
  3363. derive the following...
  3364. force between plates in condensator
  3365. Lorentz Transformations
  3366. QFT Show Lorentz Condition
  3367. moderator please delete this
  3368. Uncertainty relation demonstration
  3369. Orbital energy required to change a comets orbit
  3370. Equation of State proof
  3371. Matrix Element of Position Operator
  3372. Energy versus uncertainties in position & momentum
  3373. Probability of measuring specific energy of particle (in a box)
  3374. Thermodynamics/Statisical Mechanics: Carnot Cycle
  3375. errors on velocities and distance.
  3376. Solving seperable wavefunction in 2D infintie square well using parity operator
  3377. Simple Degerneracy Question
  3378. quantum mechanics
  3379. Laplace in Cylindrical
  3380. Magnetic field magnitude
  3381. Deriving Coulomb's Law from Gauss' Law
  3382. Time dependent perturbation theory
  3383. Hard Problem! Why doesn't a hydrogen gas ionize when an electric field is applied?
  3384. simple harmonic oscillators-Quantum mechanics
  3385. Cylinder charged to a potential
  3386. Newton's Laws
  3387. intrinsic spin stern-gerlach application
  3388. Range of wavelengths from a laser pulse?
  3389. Show, that the fieldfunktion:
  3390. Which momenta can never be measured?
  3391. Euler-Lagrange Field Theory Question
  3392. Relativistic collision
  3393. General Relativity Question
  3394. Schrodinger Equation for Potential Well
  3395. Noninertial/fictitious forces (Movement on a rotating Earth)
  3396. Optimal mass distribution for maximal gravitational field
  3397. curved water surface when spinning
  3398. Quantum Mechanics
  3399. Relativistic Kinematics
  3400. Quantum Mechanics
  3401. mathematical definition of critical point？(thermodynamics)
  3402. statistical anisotropy calculation
  3403. Dirac notation
  3404. QM: Changing basis
  3405. A stick held against a wall by a rope?
  3406. Fraunhofer Diffraction for two unequal slit widths
  3407. Landau Quantization
  3408. star moving through a cloud of particles...
  3409. natural oscillation period for elastic spring
  3410. Thermodynamics
  3411. Harmonic oscillator momentum distribution
  3412. Design an op amp circuit..
  3413. Biological Effects of Radiation - 1st Year UG Physics
  3414. Find Field and Potential
  3415. Quantum, completely lost
  3416. Angular Momentum
  3417. Prove that tensor is second rank mixed
  3418. General Relativity Question
  3419. Green's Function in Time-Dep. Schrodinger Eqn.
  3420. Principal moments of inertia
  3421. Spacecraft
  3422. Spherical cavity in a dielectric with a point charge inside
  3423. Klein-Gordon Finite Well
  3424. Commutator of Hamiltonian with an arbitrary op.
  3425. quantum work
  3426. Parallel Transport
  3427. dipole in a magnetic field
  3428. surface temperature profile of a forced convection in circular tube
  3429. Splitting and recombining laser beams
  3430. Particles in an ideal monatomic gas
  3431. average force if jumping off a building???
  3432. quantum numbers
  3433. Young's Double Slit with an Optical Flat over one slit
  3434. Electromagnetism question
  3435. Principal moments of inertia
  3436. about question of prove in thermodynamics
  3437. Atomic spectroscomy, jj coupling
  3438. Lagrangian of a hollow cylinder rolling inside another
  3439. Advanced Problem in Electrostatics
  3440. Magnetic field of long rotating dielectric cylinder with built in radial polarization
  3441. How do wrap-around gate CNTFETs work?
  3442. Quantum-Dot Fluorescence - Hypothetical Semiconductor
  3443. Schrödinger equation
  3444. differentiating a constraint equation
  3445. Hydrogen atom state
  3446. Hamiltonians and Expectation Values and Ehrenfest's theorum, OH MY! (please help)
  3447. Neutrino threshold energy
  3448. QM: Operator in momentum representation
  3449. Electrodynamics : Oscillating Quadrupole
  3450. General coordinate transformations for tensors
  3451. String Under Tension with a transvers force distribution
  3452. Lorentz invariants
  3453. plasma frequency of tungsten
  3454. Finding The Spectral Line Width
  3455. Thermodynamics - computing the work done for a reversible thermodynamic cycle
  3456. Air Flow Rate
  3457. hamiltonian operator
  3458. Question on Solving Laplace Equation Potentials.
  3459. momentum operators
  3460. Spring and Chain
  3461. The Fourier transform
  3462. chemical potential from a given entropy
  3463. infinately long magnet
  3464. Change in Entropy for Isothermal Expansion
  3465. QM: Understanding the Dirac notation
  3466. Vertical Venturi meter
  3467. two nonholonomic particles in mutual potential
  3468. Irodov Electrodynamics
  3469. Chemical potential of an ideal gas
  3470. Dual Faraday Tensor - Levi Civita Problem
  3471. Wheel hitting edge, force?
  3472. Can you find two different constants by Noether's theorem
  3473. Calculating values of electric and amgnetic fields of laser beam
  3474. Interaction force, two dipoles
  3475. Photo-polymerisation of nanostructures
  3476. Good lecture notes for Spin
  3477. Multiplicity for 3 Dimensional problem
  3478. Mechanics Question
  3479. Capacitance of two long parallel wire
  3480. Calculate optical path in SELFOC cylindrical fiber optic
  3481. internal field in a long narrow rod
  3482. Induced E field
  3483. Noether Currents
  3484. Eigenstates of Spin 1/2
  3485. Help with Tensors
  3486. Calculate parallel projection given function f(x,y)
  3487. Solving Laplace's Eqn: Setting Zero of Potential
  3488. Forced Oscillation; general question.
  3489. Δκ of a superposition of waves
  3490. Lie Derivatives
  3491. Potential inside sphere with surface charge density
  3492. Find the normalized eigenspinors of the 2 x 2 matrix
  3493. Heisenberg Model
  3494. Binding Energy in NaCl
  3495. Rotational Dynamics involving a pulley, spring, and block
  3496. Derive an expression for the Fermi energy of a 2D structure at 0 kelvin?
  3497. particle in a box help
  3498. Solve rolling problem using concept of angular momentum
  3499. Effective potential help
  3500. help with thermodynamics
  3501. mixed states vs. pure states?
  3502. Electron in B Field - Quantum
  3503. Gravitational force exerted on a point mass
  3504. Is introduction to Electrodynamics belong here.
  3505. Quantum Question - Maths Related!
  3506. Magnetic Fields and the Biot-Savart Law
  3507. Electron in a box, size of the box
  3508. laplace's equation in two dimensions_clyindrical coordinates
  3509. Uncetainty Principle by E,t
  3510. Oscillation of a coil in a Magnetic Field
  3511. snells law of refraction measuring displacement through medium
  3512. Magnetic Field
  3513. Poisson's equation issue
  3514. Quantum Mechanics wavefuction collapse
  3515. Finding Entropy with three natural variables
  3516. Central Motion Problem
  3517. Finding H,B, and M in Infinite Slab w/ Weird Free Current
  3518. Flow rate/ Bernoulli's equation
  3519. Why is it not this?
  3520. Deriving pressure, density and temperature profile of atmosphere
  3521. Newtonian Gravity involving spheres in a trigonal pyramid
  3522. Separable Scattering
  3523. QM of a ray
  3524. The lyman-alpha forest.
  3525. Dilatation operator
  3526. Maximum Shear Stress
  3527. Quantum Mechanics Treatment of Harmonic Oscillator
  3528. Derive expression for Klein-Gordon annihilation operator
  3529. ODE questtion
  3530. Retarded Potentials - variable change to actual position.
  3531. Point charge in anisotropic dielectric media
  3532. Aperture size of a diffraction grating
  3533. Higher Dimensional Dirac Matricies
  3534. Covariant and contravariant components
  3535. Question on image charge
  3536. Heating by radiation
  3537. Finding current from current density of wire
  3538. Question on Mode locked laser pulse train
  3539. Question on Modelocking
  3540. Uniform rod fixed to end of wall and supported by spring. Can't get the correct answe
  3541. Fourier transform for loaded string with periodic boundary conditions.
  3542. Neoprene
  3543. Matrix element of Position Operator For Hydrogen Atom
  3544. Schwarschild Black Hole
  3545. Quantum Infinite Potential Well - Probability of Ground-State Energy
  3546. Find B Field of Helmholtz Coils
  3547. time interval for atom collapse-rutherford model
  3548. matlab program for reaction diffusion system
  3549. Finding force from current
  3550. Star-Delta Resistance Conversion
  3551. Magnetic field of toroid
  3552. Angular acceleration, tension of pulley
  3553. breakdown of perturbation expansion
  3554. conductor that can completely surround another conductor?
  3555. Finding Velocity and angle for magnetic field
  3556. Sakurai and Sakurai/Napolitano problem numbers
  3557. quick question about semiconductor alloys and band gaps?
  3558. Problem deriving Einstein tensor form Bianchi identity
  3559. Conversion of Light to a Energy or Force
  3560. Help - Verify the Jacobi Identity (Arfken)
  3561. QM - Who is right?
  3562. Moment of Inertia of Hollow Sphere
  3563. Light and Matter
  3564. investigatory project help
  3565. Reduced density matrix and entanglement
  3566. AC to DC rectifying problem
  3567. Energy of protons in the Sun
  3568. confusing dirac notation
  3569. First-order correction
  3570. Using Ampere's law to find B just outside finite solenoid
  3571. Lithium valence
  3572. Help - Pauli Spin Matrices Proof
  3573. Potential Energy of Modified Atwood Machine
  3574. Rising Bubble
  3575. Spring and a Chain
  3576. ac R-C circuit
  3577. K space problem
  3578. integration including bessel functions
  3579. two cocentric conducting spheres
  3580. spherical well potential problem
  3581. State space form
  3582. Intro QM Griffith ch4
  3583. Electric potential energy and gravitational potential energy of Deuterium nuclear?
  3584. Reduced Mass question
  3585. Entropy of Water Quenching
  3586. Shear stress
  3587. Displacement caused by Coriolis effect - need help
  3588. ZPF Absorption Rate in Magnetization of Electrons
  3589. spinning hoop--what if it were a cycloid?
  3590. Traffic dynamics problem (model as coupled oscillators, traveling wave)
  3591. Newtons laws: Seem's simple but not for me
  3592. How to find energy levels in doped silicon
  3593. Lagrangian mechanics: cylinder rolling down a moving mass
  3594. Particle Sliding on Smooth Cycloidal Trough
  3595. Stokes' law
  3596. Poiseuille's Equation
  3597. Geodesic Equation
  3598. Anti/symmetric tensors and Riemannian metric tensor
  3599. Coherent states of a Quantum Harmonic Oscillator
  3600. Statistical mechanics problem.
  3601. QM: Expectation values
  3602. L.I.H Dielectric
  3603. Parity - Particle In A Box (Infinite Potential)
  3604. Ionization energies for helium
  3605. The Independent-Particle Approximation
  3606. Wave Trapped In a Box
  3607. Setting an angle for a launcher?
  3608. Carbon Decay Question
  3609. Q. Mechanics: Spin and position state? Need help?
  3610. Harmonic Oscillator - Quantum mechanics
  3611. definition of action of quantum hamiltonian, two state system
  3612. Shallow water Lagrangian
  3613. Electromarnetisem/ Magnetohydronamics
  3614. Lorentz transform on the Dirac equation
  3615. Tables
  3616. Harmonic Oscillator Negative Energy(Quantum)
  3617. Infinite Square Well with an Adiabatic Evolution
  3618. Harmonic oscillator and fourier series
  3619. Find E field for a ring of charge - Charge per length non-uniform
  3620. The single particle density of states (Statistical physics)
  3621. Increasing Plank's Constant
  3622. Show that R satisfies the radial Schrodinger equation
  3623. Lorentz Transformations
  3624. Generators of Lorentz Lie Algebra
  3625. Group: most general scalar potential out of 2 doublet irreps of S3.
  3626. relativistic formula derivation
  3627. Two Springs Displaced Horizontally
  3628. PN junction current equation
  3629. Nuclear medicine, total energy, dose in rem
  3630. Calculating range with controlled air gun
  3631. Length Scale
  3632. Representation
  3633. Simple helicoptor gear train
  3634. Parallel-Axis Theorem for an Area
  3635. Quantum Mechanics Paper Topic
  3636. Advanced Problem on Magnetics
  3637. Very Low Noise Amplifier
  3638. Understanding an FM transmitter circuit
  3639. Quantum Measurement
  3640. Torque Problem!! Help Needed
  3641. momentum conservation? stranded in space push on something to get to ship
  3642. Static Equilibrum
  3643. Energy in QFT
  3644. Kronig penney
  3645. Statistical Physics/thermodynamics
  3646. Basic Index Dillemma
  3647. Fission
  3648. Expectation value of X and Y component of angular momentum
  3649. Pressure in the non 3-d case
  3650. Movement of a particle subject to a constance force of power
  3651. quick calculation of lattice parameter and unit cell volume for germanium?
  3652. Mercury Perihelion
  3653. Newton's Second Law
  3654. Noether Current
  3655. Fluid Shear Stress Direction?
  3656. PLS Help me !!
  3657. GR:Tetrad problem
  3658. Graphing Gibbs free energy
  3659. Heisenberg Uncertainty Principle
  3660. Finding oscillation frequency?
  3661. Integrating Maxwell-Boltzmann speed distribution
  3662. potential and electric field in the center of a circle
  3663. Einstein's Theory of Relativity
  3664. SR, electromagnetic waves in moving reference frames.
  3665. Optics: Designing a coating to enhance detection efficiency
  3666. Angular velocity of a spherical capacitor
  3667. pendulum question
  3668. Line charge density expressed via Dirac delta function
  3669. Find average potentail over a sphere
  3670. Quantum variance (uncertainty)
  3671. find force on the +q charge
  3672. Acceleration, thrust, and propellant velocity?
  3673. A little help with Bose-Einstein Condensation
  3674. Optics, diffraction
  3675. What does it mean to "satisfy" the Schrodinger equation?
  3676. Poisson bracket
  3677. most packed cristal plane
  3678. please help me
  3679. Three Body 2D Explosion with Friction Problem
  3680. rules for gaussian random variables - ornstein uhlenbeck process
  3681. The derivation of the backward fokker planck equation
  3682. in the molten polymer tube model, how do I work out the volume of a tube?
  3683. Transverse Wave Pulse
  3684. Michelson interferometer and Doppler effect
  3685. Quantum Question
  3686. CM momentum equations
  3687. hypothesis testing, confidance leves, photon statistics
  3688. Deriving the Lorentz Boost for an Arbitrary Direction
  3689. Integrating over the Fermi sphere
  3690. Electromag/Plasma question
  3691. Spherical gas chamber, change of pressure
  3692. Eigenfrequencies of couple oscillators
  3693. electromagnetic plane waves
  3694. The lorentz boost of the CM frame w/ respect to the lab frame
  3695. find the potentail inside the sphere
  3696. Help with Mercury Perihelion Shift
  3697. Johnson and Shot noise
  3698. Urgently Need help with calculating errors
  3699. vibrational energy-level spacing
  3700. Two covariant derivatives of a vector field
  3701. Weyl Equation
  3702. Gamma 5 Matrix
  3703. fluid dynamics problem- bernoulli?
  3704. Exam Preparation Question (Statistical Mechanics)
  3705. Maximum Work from Carnot Engine
  3706. Dirac Equation
  3707. radioactive decay rate
  3708. How are stationary waves produced in an air column different from normal Waves?
  3709. Electrodynamics: linear, magnetized materials, can H be nonzero when no free current?
  3710. BEC in a gravitational field
  3711. 2nd and 3rd Newton Law Problem
  3712. spring system with oscillation
  3713. Pressure of a Solid
  3714. spring system with oscillation: two different displacements
  3715. QED: Vertex renormalisation; Please have Peskin and Schroeder book handy!
  3716. Undamped natural frequencies
  3717. symmetry of cyclohexane
  3718. find magnetic force on a squar loop
  3719. Parity in quantum mechanics
  3720. Electron & hole concentrations after doping silicon.
  3721. Normalization Question
  3722. Expectation value of a vector?
  3723. Electron Scattering
  3724. Hamiltonians
  3725. Classical Mechanics MatLab problem (oribtal motion)
  3726. Flux and Equipotential Lines of a Harmonic Equation
  3727. Hidden variables
  3728. what state has min angle between angular momentum & z-axis
  3729. QM - stern gerlach and spin
  3730. mediating particles - coulomb vs. nuclear potential
  3731. Transmission through thin gold film
  3732. Matter Waves Question
  3733. Electromagnetism
  3734. Particle decay using 4-momentum
  3735. kronig penney model in reciprocal space
  3736. Deriving the Schwarzschild solution
  3737. hydrogen atom. state after L_z measurement
  3738. kinetic energu of a nucleon
  3739. Thermodynamics: Gibbs free energy from this "battery" reaction?
  3740. Classical Dynamics 2/II/15B 2008
  3741. Normalization constant
  3742. A Gaussian beam is passing through a 2-lense system:
  3743. Mechanics: Force
  3744. Thermodynamics: Carnot Engine, WHY IS Qhot NEGATIVE?
  3745. Helical Spring question
  3746. propagator for quantum linear potential
  3747. Operators problem
  3748. Evolution of a quantum state
  3749. 3D pendulum-spring-damper (Lagrange)
  3750. Difficulty Finding the EigenX of an Operator
  3751. Mechanics - Calculus of variations
  3752. Expectation values
  3753. tensor problem please help...
  3754. General Relativity
  3755. Method of Images
  3756. State of a well determined position particle
  3757. Spherical conductors
  3758. tensor, differntial form
  3759. Mechanics
  3760. Computing a comutator
  3761. Quantum Mechanics - Angular Momentum
  3762. Hydrogen-atom radial solution
  3763. find position of two masses at any time
  3764. Time evolution of hydrogen wave function that is not an energy eigenfunction
  3765. Skydiving
  3766. GR Stuff
  3767. angular momentum powering operator L[-] - applying n times
  3768. Contribution to the heat capacity of vibrational energy levels.
  3769. Quantum Mechanics - Pauli Spin Matrices
  3770. Calculate Killing Vectors in 3-D Euclidean Space
  3771. Tensors
  3772. Electromagnetism: cylindrical or rectangular coordinates.
  3773. Tensors and Isomorphisms
  3774. Perplexing electrostatics problem
  3775. Another electrostatics problem
  3776. mode numbers quick help
  3777. Resonant frequency and air column
  3778. Charge conjugation of Complex Klein Gordon Lagrangian
  3779. Tensor Calculus General Theory of Relativity
  3780. Potential Energy Density of Hanging String (Lagrangian)
  3781. Energy Density
  3782. Commutator of r.p with H=p²/2m+V(r)
  3783. Tensors
  3784. Normal modes in a acoustic chamber
  3785. Quadratic Forms for SL(2;R)
  3786. Quick Thermal Physics Question
  3787. Peskin & Schroeder 3.4e
  3788. Absorption Spectrum of Hydrogen
  3789. four vector p
  3790. Yukawa [3 Dirac - 8 scalar] interaction lagrangian
  3791. How to deal with unusual factor-group?
  3792. Question on charged spheres and shells
  3793. Hello
  3794. resistance of a ball
  3795. Photon Force
  3796. Parity Transformation of Annihilation Operator
  3797. Solid State physics, studying for a re-exam
  3798. lagrangian method problem
  3799. Quantum Mechanics-Perturbation time independent theory
  3800. Electric Potential Difference on a Cone
  3801. Tensions in the space elevator
  3802. physics-current electricity, circuit
  3803. Waves in the [101] direciton of a cubic crystal
  3804. Dilation generator in QM; Problem 3.1 in Ballentine
  3805. Thermodynamics-Free Energy
  3806. Bernoulli's Equation to find a depth
  3807. Normalization constant of lineer combination of two waves?
  3808. Moment of Inertia
  3809. Magnitude of electric field?
  3810. [particle physices] pair production not possible in absence of matter?
  3811. Closed form expression for the partition function Z using the Canonical Ensemble
  3812. Qns about Fock Space and 2nd Quantizatio
  3813. General Relativity - Tensor Identities
  3814. Using degenerate pertubation theory to show the Stark effect for a very weak E Field
  3815. Pull Back on Manifolds
  3816. Show how the Boltzmann entropy is derived from the Gibbs entropy for equilibrium
  3817. "A high-energy photon creates a pi+ pi- pair." ???
  3818. uncertainty product of infinite square well
  3819. Max range
  3820. Expression for the entropy S(T)
  3821. New state function after measurement
  3822. law of errors
  3823. Magnetic spins along a line -Entropy calculation
  3824. Quantum Mechanics - Two spin 1/2 particles
  3825. KInetic Theory/Maxwell-Boltzmann distribution(Urgent Help needed!!!)
  3826. Show that the gradient operator is a vector operator.
  3827. Capacitance between two crossed wires
  3828. Small oscillations around equilibrium point in polynomial potential
  3829. Shell Model Diagram
  3830. Lorentz boost, electric field along x-axis, maths confusion?
  3831. Integral of electric field of dipole moment over a sphere at r = 0
  3832. electric charge and infinity plane
  3833. calculate Riemann tensor according to veilbein
  3834. strong and weak interactions in nuclear physics
  3835. Definitions of eigenstate, eigenvalue and eigenfunction?
  3836. jackson - p. 35 - taylor expansion of charge density
  3837. jackson - p. 35 - integral of certain expression
  3838. Sudden change in Hamiltonian
  3839. QFT: Radiative Transitions and the Dirac Sea
  3840. Covectors
  3841. Show that the eigenvalues of a hermitian operator are real.
  3842. Fermi level and Fermi wavevector
  3843. Einstein-Hilbert Action
  3844. divergent lambda function?!!!
  3845. Quick Q: First order perturbation theory derivation
  3846. yup, its eggdrop time
  3847. Could Pluto support an atmosphere of methane?
  3848. Energy Momentum Tensor and Divergence Theorem
  3849. General Relativity - Periodic functions
  3850. Quick Quantum Question
  3851. Hamiltonian
  3852. Laplace/Electrostatics question
  3853. Show that an operator is not hermitian. (quantum mechanics)
  3854. Harmonic Oscillator
  3855. Time independant schrodinger equation
  3856. Bragg scattering angles
  3857. Virial Theorem derivation
  3858. thermodynamics problem
  3859. A Problem from Work, Kinetic Energy, and Power
  3860. Miller indices in Debye-Scherrer method
  3861. Collision - lightsaber with blaster
  3862. Blackbody radiation spectrum
  3863. a straightforward matrix eigenvectors/values problem, I'm a bit rusty?
  3864. The Maxwell Speed Distribution in 2D
  3865. Classical Mechanics: Fictitious Forces: Centrifugal, Coriolis, Transverse, etc.
  3866. Mirror question
  3867. Time Delay
  3868. Absorption in a silicon wafer
  3869. General Relativity: Frame Dragging in Spherical Shell
  3870. Simple harmonic motion
  3871. Working in different units
  3872. half range fourier cosine series
  3873. How to determine neutrino type [nuclear/particle phys]
  3874. Black Body Radiation - graphical trend
  3875. wave equation - vibration modes
  3876. Coaxial Cable Magnetic Field
  3877. electron capture, electrons binding energy
  3878. Anisotropic harmonic oscillator
  3879. neutron's decay, kintetic energy
  3880. Quantum Mechanics. Normalised basis wave functions and Eigenvalues.
  3881. How to calculate the heat added during an isothermal process
  3882. Azimuthal and Particle in a box equations
  3883. Electrodynamics-Calculating energy
  3884. quark content
  3885. Solid State: Dispersions
  3886. harmonic oscillator - rotating molecule?
  3887. Nuclear physics - ruthford scattering
  3888. analyse with respecto to quark content
  3889. Inductive Reactance
  3890. General Relativity - Double Covariant Derivative
  3891. HELP! Boltzmann law in terms of classical physics?
  3892. I've gotten stuck with a bit of dirac notation calculation?
  3893. Need explanation of the solutions of Sakurai Quantum Mechanics Problem 29 of chap 5
  3894. normalization of wave function in infinite 3D well
  3895. Quantum Mechanics Operator
  3896. Truss Bridge Tension and Compressions
  3897. transformation on the minkowsky metric
  3898. Momentum necessary to resolve crystal lattic structure
  3899. Time independent perturbation theory (QM)
  3900. Quantum Mechanics - Unitary Operators and Spin 1/2
  3901. pneumatic circuit
  3902. Extinction and polarization
  3903. central force motion
  3904. Laplace's Equation concerning a Neutron Spin Flipper
  3905. [Laser] Inversion number above and below threshold
  3906. Quantum Mechanics - Addition of Angular Momentum
  3907. Thermal Physics and Differentials
  3908. Transformation of electron spin vectors and operators - a problem!
  3909. [Special Relativity]Slow Neutron Capture
  3910. unit translation vectors, bcc structure
  3911. Elliptical trajectory
  3912. why In 4D, the four-divergence of the four-curl is not zero, for ∂νGμν
  3913. inhomogeneous wave equation solution?
  3914. simultaneity question: light in a moving spaceship
  3915. Integrating an equation with scale factor
  3916. Differentiating modulus in electrostatic potential
  3917. Lichnerowicz operator
  3918. 2-D Laplace equation in rectangular coordinates
  3919. Quantum Stuff
  3920. car on circular turn with friction; finding max. velocity
  3921. eigenvalue of pauli spin matrices
  3922. QM Vector Spaces and States
  3923. A problem of reflected light
  3924. divergenceless vector function - can we draw "component by componet" conclusion?
  3925. heat conduction coefficient in tungsten
  3926. [Special Relativity] Photon Rocket
  3927. Polarisation
  3928. Double Atwood Machine: relation between the contraints & the variables ?!!
  3929. Question about Gaussian wave package
  3930. Probability of neutrino-electron scattering
  3931. Gravitational Force Problem?
  3932. Interaction between two atoms
  3933. Grade 9 Power Problems (Watts/kWh, power rating question)
  3934. quantum mechanical equation of motion?
  3935. Tensor Calculus Proof
  3936. 3D Electron Gas Derivation
  3937. Electrical Breakdown/Avalanche of Air Classical Mechanics Collision Theory
  3938. Cosmical Constant
  3939. Flow rate calculation
  3940. kinetic energy of rotated cylinders
  3941. Quantum mechanics
  3942. Prove that dirac matrices have a vanishing trace
  3943. Use of he Gamma function
  3944. Minimum finite distance in Di-hydrogen
  3945. small unitary operator proof?
  3946. Killing vector in Stephani
  3947. Inversion of infinite continued fractions
  3948. SO(10) 16 representation, decomposition & young tableau
  3949. Symmetry of a lagrangian & Noether's theorem
  3950. A quick question - Quantum Mechanics
  3951. Differentiating the Integral Form of the Continuity Equation for Fluids
  3952. Mechanics question
  3953. Relativity - kaon decay
  3954. Angular Momentum Problem
  3955. Angular diameter of neutrino emission
  3956. Urgent!! About Impedance
  3957. problem with Maple
  3958. Finding current in a combined circuit
  3959. Deriving the mass conservation integral in GR
  3960. <r> and <V(r)> in the Hydrogen Atom.
  3961. [QM] Time dependent operator
  3962. Electron density
  3963. entropy as a function of a density operator?!
  3964. Diatomic molecules
  3965. Quantum Matrix Calculation
  3966. Stationary state of two body wave function
  3967. Relativity
  3968. Shankar problem 14.4.3
  3969. Normalise Quantum State
  3970. Ionizing Radiation- Fundamentals
  3971. Can the speed of light be observed to be faster than c?
  3972. Thermodynamics - Thermal expansion
  3973. uncertainty principle
  3974. Microwave Spectroscopy - Obtaining info when isotope absorptions are known
  3975. Quadratic Drag
  3976. proving an equation of motion?
  3977. Jackson 5.10 topic problem
  3978. Question on: Classical disintegration of particles, Landau-Lifshitz series on Physics
  3979. Electric Potential energy in dielectric medium
  3980. pls help-- thin-walled pressure vessel
  3981. Electrostatics - Where does this boundary condition come from?
  3982. Volume of a solid based on number of atoms
  3983. Expectation value of the angular momentum operator
  3984. statistical mechanics & magnetic field!!
  3985. fermi gas in Pathria
  3986. Radiation from vibrating (rotating) ellipsoid
  3987. Rotational dyanamics
  3988. last thing to be recorded near Black Hole
  3989. Total number of states
  3990. Density Parameters using Mathematica
  3991. integration by parts of a dot product scalar integrand
  3992. Coulomb's Law
  3993. semiconductor quantum well?
  3994. Carnot engine efficiency
  3995. QM decomposing linear polarization states
  3996. quick question about matrices & bases?
  3997. helpe me for nonlinear
  3998. Difference between a magnetic field and an electric field
  3999. DYNAMICS QUESTION S.O.S... (kinematics of particle)
  4000. Magnetization
  4001. General relativity question on mass conservation integral
  4002. Plasma physics - single particle in time-varying B-field
  4003. Gaussian time evolution
  4004. blackbody energy detector, from Liboff's QM
  4005. Density Matrix
  4006. Relativistic Energy/Momentum of Particles
  4007. Representing Wavefunction as Superposition of Eigenstates
  4008. Potential Energy Operator subjected to a Coulombic Potential
  4009. Energy loss of an electron through Air?
  4010. General Relativity
  4011. Carnot engine entropy
  4012. Vacuum problem
  4013. I need your help, urgent!
  4014. equations of motion of a disc
  4015. Cable on a Table (classical mechanics)
  4016. Symmetry factor of a bubble in QCD
  4017. please help me (2 pulleys)
  4018. electrostatics
  4019. Total luminosity of a galactic disk
  4020. Nuclear Shell Model, spin and parity
  4021. streakline for 2D flow
  4022. Maskelyne's Schiehallion Experiment
  4023. electric field inside a metal ball
  4024. Modern II: Simple Decay Problem
  4025. Special Relativity - Time Dilation and Length Contraction
  4026. how pressure changes with altitude
  4027. Two-Slit Interference Question!
  4028. First Law of Thermodynamics - Correct Formulation?
  4029. Observers moving at the speed of light (Relativity)
  4030. Composite Systems - QM
  4031. Special Relativity 4-tensor
  4032. Constructing Eigenstate for a given hamiltonian
  4033. Quantum Mechanics - Ladder Operators
  4034. Speed of Bullet with specific latent heat of fusion and heat capacity [HELP ME PLEASE
  4035. Fluence Rate of A Sphere
  4036. Find induced E field?
  4037. Lattice Constant of Iron
  4038. Performing a lorentz boost
  4039. For what Z values does an atom begin to differ from a nonrelativistic model?
  4040. solar efficiency
  4041. Energy splitting from spin-orbit interaction.
  4042. Doubt with differential forms (YM)
  4043. Finding charge density of a wire
  4044. The "T dS" equations and Sackur-Tetrode equation
  4045. Variational calculus physics problem
  4046. FRW metric for closed universe
  4047. External Fields and Negative Energy Transitions In Dirac Particle
  4048. Glashow model left/right hypercharge ratio
  4049. Light in an optical fiber - variational calculus
  4050. Solve for torque on wheel with offset center of mass and constant angular velocity
  4051. [Matlab] Correlation function for henon map
  4052. spacetime represented in coordinate geometry
  4053. Proof of the one point correlation function
  4054. Numerical Computation (Euler method)
  4055. String Theory
  4056. Covariance equations of motion and symmetry
  4057. Relative particle decay(velocity)
  4058. Distance until a spherical wave is seen as a plane wave.
  4059. Dynamical Matrix of a BCC Lattice
  4060. Find Electric Field between Two Plates with Varying Permittivity
  4061. Help finding de Broglie wavelength for an electron
  4062. compton scattering
  4063. Three-Dimensional Force Systems
  4064. Quantum Field Theory
  4065. Four-Momenta derivation: is this mathematical step even valid?
  4066. how to find out if a planet can have a atmostsphere
  4067. Oscillations between planets, gravitational work
  4068. Schwarzschild Black Hole
  4069. [Cosmology] Red Shift Problem
  4070. complicated conductor geometry decomposed with superposition
  4071. Heat Transfer Between Two Rods in Contact (Equilibrium Temperature Distribution)
  4072. statistical mechanics question
  4073. Calculating Impedance and Drawing a Basic Phasor Diagram
  4074. Orbital Angular Momentum of the Sun-Jupiter System
  4075. Force between two aligned permanent dipoles
  4076. Wavelengths of light
  4077. Proton and Electron Collision
  4078. Optics, interferometers
  4079. Buoyancy of a Barrel in water.
  4080. Free Electron Laser
  4081. Fluid mechanics (shape of free surface)
  4082. Finding the kinetic energy of an electron
  4083. Binomial Distribution Question
  4084. Jackson Electrodynamics 14.24
  4085. Quantum Mechanics - Angular Momentum probability
  4086. Line Charge and Charged Cylindrical Shell
  4087. Deriving 2D Navier Stokes EQs
  4088. Help - Quantum Mechanics
  4089. Finding the potential difference
  4090. Finding the surface charge density of an infinite sheet next to a dipole
  4091. Complex Integral
  4092. Charge and current distribution for magnetic dipole in motion
  4093. Problem in deriving Ampere's law
  4094. what does "mixing under RG flow" mean?
  4095. Trace
  4096. Charging and discharging a capacitor
  4097. Specific Acoustic Impedance of Standing Wave
  4098. derive an estimate for the radius of a star
  4099. Compton scattering question
  4100. green's theorem
  4101. Projector Operator
  4102. Just Checking
  4103. 1-loop cancellation in wess zumino model
  4104. Null Hypersurfaces
  4105. E&M proof for a integral..not sure whats it called
  4106. Finding total energy as a function of the Fermi Energy...
  4107. Please Help :)
  4108. Fluid Mechanics
  4109. Energy Momentum Tensor
  4110. Binary System
  4111. fermi energy level
  4112. Moving a charge to infinity
  4113. ideal gas law/hot air balloon problem (Thermal Physics by D. Schroeder, prob 1.15)
  4114. fermi-dirac distribution
  4115. Static versus Stationary
  4116. Another Jackson problem
  4117. Coulomb's Law regarding theta and plotting
  4118. what is meant by density in units of critical density?
  4119. Charge inside Grounded Cube
  4120. QM question
  4121. Perpendicular relative velocities
  4122. Helmholtz Decomposition
  4123. Brightness Temperature, Thermal Spectrum
  4124. Potential step with infinite potential barrier (D.A.B Miller problem 2.8.6)
  4125. Ideal dielectric gas in a capacitor
  4126. Covariant Derivative
  4127. A harmonic oscillator problem
  4128. Decomposition of SL(2,C) Weyl Spinors
  4129. Help! With Morse Potential/Vibrational Levels
  4130. Another quantum oscillator
  4131. statistical mechanics question
  4132. Writing Lagrangian
  4133. Question about 2 free electrons
  4134. String Theory
  4135. Thermodynamics- Zemansky Heat and Thermodynamics book question
  4136. Help with Jackson Electrodynamics Notation
  4137. Water molecules, surface tension and evaporation
  4138. Help understanding easy state problem
  4139. Why can't a photon transfer all of its energy to an electron?
  4140. Sterling approximation, multiplicity, and two-state paramagnet
  4141. Physical chem-coord of an atom?
  4142. Black Holes
  4143. Equipotential surfaces for the given charge distribution
  4144. Find Flux of B thought the loop
  4145. Find electric filed distance S from axis
  4146. Intro Quantum: Expanding infinite square well
  4147. What happens when a ball is thrown vertically in the air?
  4148. degeneracy in a rectangular box
  4149. Quantum Mechanics - Ladder Operators
  4150. Potential of Concentric Cylindrical Insulator and Conducting Shell
  4151. a car coasting with rolling drag and air drag
  4152. RC Circuit Question
  4153. Can this function be a wavefunction of a physical system?
  4154. Physics : Circuts lAb kirchhoff's nodes HELP.
  4155. tensor commutation
  4156. Dark matter % inside the Sun's galactic orbit?
  4157. Characterize a co2 TEA class 4 laser
  4158. Kinetic Theory - Pressure?
  4159. Dirac Statistics
  4160. Proton-proton collision and virtual photons
  4161. Rutherford scattering correction
  4162. Fluids/tensors
  4163. Radiative Transfer Semi-Infinite Series Alternating Slabs
  4164. potental in a cylinder
  4165. Particle Pair Annihilation
  4166. Flux and Current
  4167. Thermal Physics
  4168. Electron microscope
  4169. pressure in quantum mechanics
  4170. Dynamics - Cylindrical Coordinates
  4171. Gauss's Law (i think)...
  4172. Stirling's approximation
  4173. Fluids - boundary conditions for rotating sphere
  4174. Crystal spacing of a solid surface, Bragg's law
  4175. Nuclear Parity & Spin
  4176. Fresnel Equations for a beam instead of a plane wave
  4177. Boson paricles v Boson Gas
  4178. Transmission Spectrum- Absolute units?
  4179. Spin of Composite System
  4180. Hydrogen Wave Functions
  4181. Einstein Specific Heat
  4182. amplitude of oscillating spring
  4183. Maxwell Speed Distribution
  4184. Eigenfunctions
  4185. Tension in a rope with weight held by a muscle builder
  4186. Gauss's law help
  4187. Understanding Wave-functions and Normalization?
  4188. Measuring photon polarization and finding observable operator
  4189. Coriolis Force on a Rotating and Inclined Plane
  4190. astrophysics- unresolved binary star system
  4191. Finding charge with mass, length and separation..
  4192. Internal Pressure of a Star
  4193. Electronics
  4194. Cartesian space
  4195. flying capacitor circuit problem
  4196. What is central charge in a CFT?
  4197. Physics of music
  4198. Exponential of Hamiltonian-Calculate Probability
  4199. QM - Degenerate States
  4200. Potential from Center of Disk
  4201. complex conjugate of the expectation value of momentum
  4202. Show that a complex PE yields a time dependant probability of finding a particle
  4203. Thermal Expansion of 2 attached metals
  4204. Finding wave wquations for photons
  4205. particle in a 3D box
  4206. Special Relativity Force and Linearization
  4207. Reif 2.9
  4208. The entropy of a oscillator
  4209. Light travelling in space
  4210. Probelm with fringes/interference
  4211. Using Gauss' Law on a Solid Annular Sphere
  4212. Eddy currents in media
  4213. Need help with an integral (for momentum space wave function)
  4214. Boltzmann Distribution
  4215. Need help proving that a function is a solution to the homogeneous wave equation
  4216. incline problem help
  4217. Dirac's Noation
  4218. Annihilation of Electron by Positron to Produce at least 2 Gamma Rays
  4219. Mechanics, rolling downhill
  4220. Kinematics questions
  4221. Thermodynamics: system of localized harmonic oscillators
  4222. derive fick's second law
  4223. Dynamics of electron in Bohr Hydrogen atom
  4224. partition function
  4225. Ask for validity concerning statement for friction?
  4226. Physic Course Work: Measuring effect on different material
  4227. Deriving Focal Length for a Thick Lens
  4228. how much charge on a plate needed to lift it against gravity?
  4229. Quantum Harmonic Oscillator
  4230. Momentum Resolution in Tracking Detectors
  4231. Finding a vector field perpendicular to the surface of a sphere
  4232. Galilean transform of the Laplacian
  4233. Stress in a beam
  4234. Vibrational frequency of diatomic molecule
  4235. Quantum
  4236. Combined apparent magnitude
  4237. Spherical outflow of gas from a star
  4238. Quantum Mechanics, commutators and Hermitian Operators
  4239. Magnetic Field of A Current Loop
  4240. Semiconductors-Concentration of dopants
  4241. Particle Motion in GR
  4242. maxwell equations in a vacuum
  4243. Eigenvalues for a Hamiltonian
  4244. Meissner effect
  4245. Question on sign convention of surface charges caused by polarization
  4246. Advanced Gauss's Law Question
  4247. Compton Scattering
  4248. Why would two close stars have similar metallicity, but different color?
  4249. Linear Algebra (confusing sentence in Griffiths)
  4250. Null Curves
  4251. Proove interchange symmetry of the Riemann curvature tensor
  4252. Kinematic Deformation
  4253. most probable radius hydrogen ground state
  4254. de Broglie/wave problem
  4255. V Due To Infinite Line of Point Charges
  4256. Calculating the h factors Arfken 2.1.3
  4257. radio wavelengths for carbon monoxide (how to find atomic number
  4258. Bohr Radius and Ground State Energy
  4259. thermal insulation
  4260. Electric field of a pure electric dipole
  4261. Induced EMF in a circuit
  4262. Two spin 1/2 particles
  4263. Forces on a clyinder in a steady fluid flow
  4264. Force by streaming out water
  4265. General Relativity Calculations
  4266. Can someone please describe physics after year 1?
  4267. Sphere Image problem
  4268. Pressure in Hydrostatic Equlibrium
  4269. Scattering and helicity
  4270. Hamiltonian in atomic units
  4271. superconductor
  4272. Statistical thermodynamics - system of oscillators
  4273. Cummutators
  4274. duration of his civil dusk in march 21st?
  4275. pressure and temp in a star
  4276. Power loss in sinusoidal electric fields
  4277. Electric field from a rotating coaxial ring
  4278. Quantum Fields
  4279. Point charge and dielectric slab
  4280. Speed of falling water drop
  4281. Point charge and finite dielectric slab
  4282. I understand that photon's energy equal hf, but why electon's also?
  4283. Prediciting Bose Einstein statistics
  4284. \phi^4 CFT question
  4285. Bra-ket notation
  4286. Gauge invariance of QED action
  4287. Measuring threshold voltage
  4288. Betatron Calculations
  4289. Photon absorbed by H2
  4290. Internal magnetic field experienced by H atom Electron
  4291. current in forward and reverse bias
  4292. 10 Electrons in an Infinitely Deep 1D Square Well
  4293. optical scattering: Converting BRDF to PSD
  4294. Function space in Quantum
  4295. Dispersion
  4296. power transported down the cable(question about electric field)
  4297. how to find B field in paralle plate capasitor
  4298. Modern Physics: Current in Wolfram Filament
  4299. Need help calculating the size of the Stromgren sphere
  4300. inertia tensor
  4301. Find the speed of a recoiling atom(modern physics)
  4302. electric and gravitatioanl potential energy of two concentric shells
  4303. Expanding function with spherical harmonics
  4304. Exposure rate question
  4305. Heat Engine Problem
  4306. help: protection of an orchard from frost by burning tires
  4307. Stokes flow past sphere
  4308. Magnetization current is a steady current?
  4309. Saha ionization equation I plug in the #, i still dont get same answer
  4310. de Broglie wavelength, Maximum kinetic energy, and smoke particles
  4311. Determine the frequency of a standing wave with Young´s modulus?
  4312. Calculating the moment of force among a free bodied diagram containg multiple forces.
  4313. infinite potential well wavefunction contribution to 'classical' initial wavefunction
  4314. Carnot Heat Engine to Carnot Heat Pump
  4315. Bohr Model
  4316. find the current that flows (electric feild)
  4317. Area of Portion of Ellipse
  4318. BCS gound state energy (1 or 2)?
  4319. Deformation gradient
  4320. Harmonic Motion, Energy
  4321. Heat Conduction with Insulated Ends
  4322. Nonconducting concentric cylinders
  4323. distributing two bosons among four states
  4324. Mobility Tensor
  4325. Mechanics IIT-JEE
  4326. differential cross section with invariant matrix element
  4327. Hydrodynamic interaction of particles
  4328. doping concentration
  4329. Varying an action
  4330. Schrodinger's Equation
  4331. EMF in a Current Loop
  4332. schrodinger equation solution when U>E
  4333. digital storage oscilloscope
  4334. Can't Understand the Solution of Landau-Lifschitz Mechanics Problem
  4335. Modified Poschl-Teller
  4336. Step down potential
  4337. Coupled nuclear decay rate equations
  4338. thermodyanic state variable
  4339. Electric displacement of a uniformly polarized sphere
  4340. Rutherford scattering
  4341. Couette flow in a tank
  4342. Gas expands adiabatically, find work.
  4343. Stress Tensor in Classical Field Theory
  4344. Thermodynamic property relation derivation
  4345. 1st Brillouin zone
  4346. [QM]Compression of Electrons vs Protons/Neutrons
  4347. Initial Mass Function approximated by the Salpeter function
  4348. A problem in Thermodynamics
  4349. Finding electric field intensity, power, current given current density
  4350. A chain sliding on a sphere
  4351. Enzyme reaction
  4352. An accelerating sphere with a particle on it
  4353. photon flux from blackbody source
  4354. Finite potential well- well's depth?
  4355. Clebsch-Gordan coefficients
  4356. Voltage Divider Problem
  4357. Sound Intensity Question
  4358. Reissner Nordstrom
  4359. Question about Entropy
  4360. Question on Finding Transmission Coefficient
  4361. homework for mathematical physics
  4362. Coupled differential equations with convolution and correlation
  4363. forced undamped non-linear oscillator
  4364. Physics Case: Electric Charges and Forces.
  4365. approximation question
  4366. Isothermal expansion of an ideal gas
  4367. Free energy of a two-state system
  4368. Probability of finding the electron at a point
  4369. How do I solve with angles... HELP
  4370. Stationary States
  4371. Finite quantum well, factor of 2*pi seems necessary but why?
  4372. compute the self inductance
  4373. Electric Potential of Charge Distribution
  4374. Please check- Statistical paramagnetism.
  4375. Map integral
  4376. Could you explain the concepts behind this question
  4377. Clarification of E field concepts
  4378. Tensor algebra
  4379. Thermodynamics, two equal volumes of gas at STP mix, entropy change?
  4380. Infinite well with one wall
  4381. Final |L,S> states after ground state pionic atom (spin 1) decays into two neutrons
  4382. Need help finding the magnatic b feild
  4383. Double delta-function potential
  4384. Estimate mass of neutrino given distance & KE
  4385. Help finding mass moment of inertia
  4386. Astrophysics - calculating orbital period
  4387. Scalar particle scattering amplitude
  4388. can some check if there is a typo in the notes?
  4389. Wave in particle in 1 box with infinite potential energy
  4390. Schrodinger & semi-inverse-law potential
  4391. time irreversibility and symmetry breaking
  4392. Particle Collision, conservation of momentum
  4393. Modelling gravitational force vectors
  4394. Hawking Radiation
  4395. Lorentz Force Question - Where did the y dot come from ?!
  4396. ground state of harmonic oscillator
  4397. eigenfunction for rotational wavefunction
  4398. Damn you, Otto Stern and Walther Gerlach!
  4399. Equation of Continuity of charge for point charges
  4400. Quantum Wire and Tunneling
  4401. Pressures
  4402. Interference & Polarisation Questions
  4403. Capacitors
  4404. Gamma Functions
  4405. Help to fully understand a podcast about spectroscopy
  4406. Komar Integrals
  4407. Fridge Suction effect
  4408. A bar subject to a rolling disk which is released on an inclined plane
  4409. Imperial Comprehensive Paper 1 Q8 2004 - Last Part
  4410. Basis states, matrix elements and angular momentum
  4411. The celebrated Hong-Ou-Mandel interferometric effect
  4412. Stat Mech
  4413. Surface Tension
  4414. radioactive decay experiment
  4415. Mechanical impedance at ends of bar
  4416. Invariant 4d volume-time element
  4417. Systems held together by gravity
  4418. Quick question: eigenfunctions
  4419. Heat conduction through a slab with internal heat generation
  4420. Steiner theorm
  4421. Number of atoms in a container
  4422. alpha decay
  4423. Electric field in a conductor with an internal cavity
  4424. Angular momentum commutator
  4425. Dimensional Analysis: Terminal Velocity
  4426. Diffraction
  4427. band pass filter and twin-T notch filter
  4428. Degenerate Perturbation Theory: Operator commuting with Ho and H'
  4429. Problem to Normalize a wave function
  4430. Feynman Identity Proof
  4431. Can Someone Help with Gaussian Beams?
  4432. parabolic mirror
  4433. Object moving across horizontal plane.
  4434. Operator eigenstates
  4435. Spreading of a Free-Particle Gaussian Wave Packet
  4436. Heisenberg Uncertainty Principle
  4437. Calculating the Itensity of a band
  4438. Lagrangian - a block sliding down a plane
  4439. Particle in a box with non-flat bottom
  4440. Lagrangian Density Problem
  4441. A simple model for piezo electric effect
  4442. Chain in a tube
  4443. Thermodynamic Systems Answer Check.
  4444. Equation of Time
  4445. Mixing of two gasses. Find the temperature and pressure
  4446. Help with interference!
  4447. Semiconductor Energy band question
  4448. Reynolds Number
  4449. How does a picoammeter work?
  4450. Conceptual question on Surface Tension
  4451. Kerr Metric confusion
  4452. Harmonic Oscillator Expectation Values
  4453. conceptual question
  4454. Fourier transform on a loaded string
  4455. Getting V(t) from V(s)
  4456. Loudness level and Loudness
  4457. Metric Tensor questions
  4458. Advanced EM problem involving summation of 1/Cosh
  4459. Quick question: which radius?
  4460. maxwell equation involving the magnetic field
  4461. Calculate surface mass density in the galaxy
  4462. Ideal gas and dimensionless entropy.
  4463. I'm going crazy! (Electromagnetic Energy-Momentum Tensor)
  4464. Killing Horizons
  4465. Calculating amount of fissionable material needed for reactor
  4466. Two Spin-1/2 Particles
  4467. law of thermodynamics
  4468. The Feigenbaum map
  4469. Expansion for the potential of a ring of charge
  4470. banks-zaks for magnetic sqcd
  4471. particle in a box
  4472. help!
  4473. Evolution of temperature (adiabatic procsses)
  4474. LDR Depth Meter Investigation
  4475. heaviside step function, signal and systems
  4476. Radiation Perturbation Evolution in the Matter Domnated Era
  4477. Transistor circuit problem
  4478. using the normalise wavefunction, calculate momentum squared
  4479. Quantum mechanics. Schrodinger question energy level question.
  4480. Heaviside step fn in infinite potential well
  4481. Estimating the energy of the ground state of a harmonic oscillator from the...
  4482. Density of states in anisotropic conduction band valley
  4483. Show that the "plane wave" is a general solution to the electromagnetic wave eqatuion
  4484. Double slit interference
  4485. Gauge Theory - differentiatin a Lagrangian
  4486. Dimension analysis problem for Vibration Experiment
  4487. thermodynamics: Heat and Work
  4488. Quantum Tunneling Across a Square Barrier
  4489. Velocity of a Falling Window
  4490. commutator of square angular momentum operator and position operator
  4491. Dielectric expression
  4492. Fringe Visibility
  4493. pair production
  4494. solid state physics question
  4495. transmission probability of a massive particle
  4496. Centre of Pressure and Centroid Fluid Mechanics
  4497. verifying identity involving covariant derivative
  4498. Finding the momentum uncertainty for a particle-in-a-box
  4499. Quantum Mechanics:Tensor stuff..
  4500. Fraction Recoil Energy of Compton Electrons
  4501. Threshold of sight
  4502. Coriolis acceleration and magnitude question
  4503. Standing wave calculation in a Box
  4504. EM Waves and Dielectric interfaces
  4505. Tensor Product (quantum Mechanics)
  4506. Energy in Circuits: The power lost to joule heating.
  4507. Help with Von Neumann entropy subadditivity
  4508. normalizing wave functions calculator issue
  4509. Boltzmann distribution - Derive equation of state of a gas from Helmholtz free energy
  4510. The Force a man exerts on an object when in a elevator
  4511. Muzzle Velocity
  4512. How long will a star remain stable by burning Silicon
  4513. Spin-parity for excited No-254 states
  4514. Joule heating
  4515. density of states
  4516. Overall Sound Pressure Level between two Frequencie
  4517. Relativistic collision
  4518. Particle in a Box/Wave function decomposition.
  4519. Air resistance/friction HELP!
  4520. getting the hubble constant from time delay in a gravitational lens
  4521. Commutators with the Dirac Equation
  4522. Baryon number conservation
  4523. Setting up a field theory (contra/covariant)
  4524. Thermodynamics question
  4525. Van der Waals and electrostatic force between polystyrene spheres
  4526. Halflife of decay
  4527. Radiation Interaction
  4528. QM: Expectation value
  4529. Electron density limited by the Uncertainty Principle
  4530. Electron Paramagnetic Resonance Experiment
  4531. Force on a conducting ring due to solenoid with AC current
  4532. Component of a infinitesimal strain tensor
  4533. QM Potential barrier
  4534. special relativity
  4535. Entropy of mixing, non-isolated system
  4536. hypervelocity impacts and ejecta trajectory
  4537. Number of thermal photons
  4538. Experiment: measure He-lamp spectrum
  4539. partition function, particular energy for microstate
  4540. Projectile Motion
  4541. How do you calculate the light cone for the following line element?
  4542. Quantum mechanics - creation and annihilation operators
  4543. Finding Velocity and Acceleration
  4544. thermodynamics: conservation of energy
  4545. Magnetic Field Density?
  4546. Internal E-field of dielectric cylinder immersed in static E-field
  4547. Energy and Joule heating
  4548. Schrodinger Equation
  4549. Biophysics Diffusion Problem
  4550. Surface temperature of the Earth
  4551. average energy density in a pulse of incoherent radiation
  4552. Find an orthogonal quantum state: introduction to dirac notation.
  4553. Mathemathical Methods to Solve a Physics Problem
  4554. questions
  4555. Findin the four-velocity of a given world line
  4556. Relativistic Dynamics Problem
  4557. Decay of a D Meson to K[SUP]+[/SUP] and [tex]\Pi[/tex][SUP]-[/SUP]
  4558. sketching curves on a plane with a given metric
  4559. crane sling tension....
  4560. WKB of modified Poschl-Teller potential
  4561. Rate of particle collisions with walls with decrease in temperature and volume.
  4562. Differential cross section signature
  4563. divE and divB
  4564. electron beam
  4565. Eddignton Luminosity...or maybe not
  4566. X-ray fluorescence and coin composition...
  4567. Eddignton Luminosity...or maybe not
  4568. CNO cycle
  4569. Topology and the swartzschild solution - where is the mass?
  4570. Products of Interia
  4571. MCAT Physics Problem
  4572. Coherence length and time
  4573. In a certain region, the earth's magnetic field has a magnitude of 5.30e-5 T and is d
  4574. hydrostatic equilibrium violated in the sun
  4575. magnetic field of a goffered circle
  4576. Basic Thermodynamics
  4577. Gauss's Law symmetry Question
  4578. Transmission and reflection for olique incidence at a uniform dielectric slab
  4579. Hamiltonian; conservation of energy?
  4580. Hydrogen atom wave function
  4581. Hydrogen atom wave function Help
  4582. Hydrogen in forbidden region
  4583. Equation related to the wave equation
  4584. Physics tipping
  4585. Equipartition Theorem Calculations
  4586. Btu Question
  4587. grand partition function - find occupation energies
  4588. Feynman diagram for two neutrinos scattering from each other
  4589. number density of electrons when the scale factor is one millionth of its present
  4590. Need help to solve FFT and IFFT by mathematica
  4591. Determine Electric Field At Origin
  4592. Rigid, Non-Rigid and System of Rigid Bodies???
  4593. Prove this function satisfies the time independent schrodinger equation
  4594. i cant understand the impulse response in convolution
  4595. Calculating the energy/power of incident light
  4596. Cosmology - Friedman Equation Problem
  4597. Thermodynamics, first law, pressure increase, volume increase
  4598. Wave function of infinite square well but with time dependence included
  4599. Expectation Values/Bra-ket Problem
  4600. Who can solve the probability of perturbation in simple harmonic oscillator
  4601. 2 particles in a 1-dimensional box
  4602. Group Velocity zero?
  4603. Physics Review
  4604. refocusing of paraxial electron from electron gun
  4605. What does areal radius mean?
  4606. Debye Model for Specific heat (2D case)
  4607. <\psi_b | z \dot{x} | \psi_a> (magnetic dipole & quadrupole transitions)
  4608. Specific relativity Length Contraction and Time dialation question
  4609. Optics and electromagnetism
  4610. Optics and electromagnetism
  4611. internal gravity waves
  4612. Derivation of electrical conductivity, Seebeck coefficient and thermal conductivity
  4613. how did Debye derive nu max and nu average?
  4614. Thermodynamics Question
  4615. find E-field due to an arbitrary finite line of charge at arb point
  4616. Application of Heisenberg's Uncertainty Principle
  4617. How are these eigenfunctions obvious (by inspection)?
  4618. photon emission work function
  4619. Mass spring system
  4620. Electrostatic Potential of cylindrical surface
  4621. Resolving a unit vector from Cylindrical co-ordinates into Cartesian Co-ordinates
  4622. electric field, concentric shells
  4623. Need some help with my BSc dissertation
  4624. Ampere's Law
  4625. Energy and a SPRING! Can't figure this one out, help me find where I keep going wrong
  4626. Electric Dipole and Electric Potential.. and binomial approximation!!
  4627. QM - Deriving the Ladder Operators' Eigenbasis
  4628. Rotations in Quantum Mechanics Question
  4629. Gauss's Law and Gravitation
  4630. Beta Decay
  4631. Decaying Problem and the Age of a Sample.
  4632. Transmission coefficient in a barrier penetration.
  4633. Transverse Wave Calculations
  4634. Topics of Present Day Interest in General Relativity
  4635. Isometric Transformation
  4636. Rotation and Translation - wheel
  4637. Energy Balance Problem
  4638. Gaussian Beam focusing with lens
  4639. Need help with a physics practical to do with slingshots!?
  4640. atoms in a crystal
  4641. GR - Impact Parameter
  4642. Resolution PIPS
  4643. Infinite Point Sources of Sound & The Zeta Function
  4644. Reflection of light with known refractive index.
  4645. Microscopy question
  4646. Rigid body kinetics in 3 dimension space
  4647. Chemical potential of mobile magnetic particles in a magnetic field
  4648. Integral B.dr along axis of loop
  4649. Friction Problem
  4650. Quantum mechanics help
  4651. multiple choice for checking
  4652. Field Plots forming curvilinear squares
  4653. Temerature distribution
  4654. Feynman Rules For Green's Function
  4655. Resolving Forces - Shear and Bending Moment - :)
  4656. Simple pendulum stability
  4657. Neutron Scattering Questions
  4658. Snell's law for complex index of refraction
  4659. Derivation of "first integral" Euler-Lagrange equation
  4660. Statistical Physics Problem
  4661. QM: changing basis of quantum states
  4662. instantaneous center of 0 velocity
  4663. special relativity
  4664. Projectile Motion
  4665. Finding ψ(x) from a(k)?
  4666. rubber bands and thermodynamics
  4667. Proving operator identities
  4668. rotated frame of reference
  4669. Faraday rotation in plasma?
  4670. check my answers?
  4671. Power factor Correction
  4672. must a wavefunction always be dimensionless?
  4673. Determine Velocity of Gear
  4674. Aproximate ground state wave functions
  4675. two unknown variables in experiment equation
  4676. calculate the coefficient of performance for a frigerator
  4677. Stat Mech Question
  4678. particle in an infinite square well
  4679. (n=3, l=2, j=5/2) -> (n=2, l=1, j=1/2) hydrogen transition?
  4680. Maxwell-Boltzman Distribution for Ideal Gases (Thermodynamics)
  4681. Energy gap from conductivity- temperature graph...
  4682. Electrostatics of 4 charges arranged in a square
  4683. capacitance, parallel plates, electric field
  4684. 1/2-system bra-ket manipulation
  4685. What are the differences between Rotational Spectra of CO2 and N2O
  4686. Angle calculation from Atomic Term Symbol
  4687. Finding E, L and Lz from wavefunction
  4688. Hamilton's Equations and Generating Function
  4689. Finding reduced chi^2 for independent variable?
  4690. Michelson Interferometer, Optics Derivation
  4691. Simple Introductory Problem that's giving me troubles
  4692. Odd Dynamics Problem
  4693. Effect of electrical field on heat capacity
  4694. Physics - humidity and condensation
  4695. Jacobi Identity
  4696. Bernoulli's Principle applied to Blood Pressures at different heights.
  4697. astronomy, fraction of stars to have ever lived
  4698. calculating mass of two stars when ratio of distances to center of mass is known
  4699. Isothermal, adiabatic, isovolumetric process
  4700. Equations for sliding/rolling symmetric top
  4701. Addition of Angular Momentum - Measurement Probability
  4702. Determine unit normal (eigenvalue, eigenvector)
  4703. Need help On Determining Cauchy Green Tensor
  4704. Ratio of rates (e+ e- -> mu+ mu-)
  4705. Particle Exchange Symmetry Question
  4706. Quantum Mechanics - Ground State of Helium Atom
  4707. Integrators - OP amps
  4708. 2-axis rotation to 3-axis lift
  4709. Scintillator question
  4710. Find Potential, Grounded Infinite Plate and a Dipole
  4711. Hydrogen Emission Spectra Wavelength
  4712. finding the index of refraction
  4713. The Duality in Energy and Matter and it's Intuitiveness
  4714. Non conservative electric field
  4715. Integration of Hylleraas Wavefunctions
  4716. Thermodynamic cycles and their analysis
  4717. Noether-Theorem, -Charge and Symmetry of Lie Groups
  4718. Current loop in B field
  4719. Determining the direction of the magnetic field of an infinite sheet of current
  4720. Dynamics Problem
  4721. Gaussian Pulse and Interference HW =(
  4722. Transforming the EM field tensor
  4723. photoelectric effect
  4724. Muons passing through body
  4725. Spin
  4726. Debye Frequency for 1D atomic chain
  4727. Converting between Covariant and Contravariant matrices
  4728. Line of charge at it's Finest =]
  4729. quantum mechanics, way of writing the eigenstates
  4730. make use of Gaussian symmetry?
  4731. On-axis field degradation of solenoid
  4732. Calculating the Magnitude of a Magnetic Field
  4733. Why do magnetic fields decay exponentially with depth in a conductor?
  4734. Damped SHM w/ forced motion
  4735. Phase portrait
  4736. How to begin this mechanics question?
  4737. Forces on an electric dipole
  4738. Magnetic dipole
  4739. help polishing off a Classical E&M HW question
  4740. Point Charge Electric Field Problem
  4741. Infinite potential barrier question.
  4742. Resolution of a Michelson interferometer
  4743. 2fer: Infinite Line and Plane Energy Field
  4744. Connection transformation from geodesic equations
  4745. A few questions you might be able to help me with
  4746. I can't understand the discrete time unit impulse response and convolution
  4747. Tire Dynamics
  4748. Gravitons
  4749. Hall Effect - Properties of a slab of metal
  4750. conceptual question on wave-particle duality (electron microscope)
  4751. Emissivity Dimensional Analysis
  4752. Harmonic Oscillation of two point masses
  4753. Kepler problem with Runge-Kutta
  4754. nuclear spin confusing
  4755. finding current of a revolving charged cylinder
  4756. Practical field strength leads to negligible term ?
  4757. angular momentum and normalization
  4758. Gibbs Maxwell Relation
  4759. step response of a RC circuit asking for i(t)
  4760. Electrical Potential
  4761. Heat Transfer Coefficient for Ice Melting Time
  4762. Rotational Inertia Question
  4763. Finding spin using Nilsson model
  4764. Lorentz transformation of a delta function
  4765. velocity of gas molecules
  4766. energy levels
  4767. Commutator of H and r in 3d
  4768. Help with hypsometric equation
  4769. Linear to angular acceleration of lop-sided disc
  4770. Density of states in k-space
  4771. ADM metric
  4772. Cosmic Microwave Background
  4773. Gas Temperature and star formation
  4774. The infinite square well
  4775. Symmetry of Young's Tableaux with conjugate representation
  4776. Question about "random walk"
  4777. total energy from fusion
  4778. Geodesics
  4779. Calculating force exerted by potential difference (electric field).
  4780. Probability of measuring the ground state of a particle (quantum mechanics)
  4781. how many times can a photon interact with a particle?
  4782. orbital angular momentum and kinetic energy
  4783. efficiency of a refridgerator
  4784. Electron Transitions and Spectral Lines Conceptual Question
  4785. De Broglie Matter Waves
  4786. Diode Limiter(I think thats the right translation)
  4787. carnot engine, T-S diagram.
  4788. Astrophysics: nuclear reactions orbital period spectral class equivalence principl
  4789. Calculating planks constant from expariment data
  4790. Difference in energy of ground states of two different systems
  4791. entropy changes
  4792. A meter stick falls into a center of Newtonian grav. attraction
  4793. Find induced E field inside a disk in an uniform magnetic field.
  4794. Newtonian Potential
  4795. problem in reflection from half-infinite magnetic media
  4796. Expectation values of spin operators
  4797. energy levels for two particles in infinite potential well
  4798. QM- A Harmonic oscillator experiences an instantaneous change in it's spring constant
  4799. quantum mechanics, suffix notation
  4800. Wave Functions.
  4801. Diffeomorphisms
  4802. Macroscopic vs. microscopic continuity equation
  4803. Error analysis in log space
  4804. helps pleaase geom.optics question:-(!!!
  4805. Electromagnetism / Laplaces Equation
  4806. Neutrino fluxes at earth
  4807. Torque/axel problem
  4808. A simple question regarding spheres and spherical shells
  4809. Astrophysics (comet orbit question)
  4810. Electric dipole in a uniform electric field
  4811. TE mode in rectangular wave guide
  4812. Partial pressure of oxygen during Al deposition
  4813. Electric Current
  4814. Catenary- Realism
  4815. Voltage in a Plasma
  4816. Finding Kinetic Energy of An Alpha Particle
  4817. Stationary Black Hole
  4818. Rotating wheel with kinetic friction
  4819. Time Evolution of Schrodinger's Equation
  4820. No idea of how to really start this question
  4821. Static magnetic field question HELP!
  4822. Double Delta Function Potential Well
  4823. always the same problem comes on me, I will be mad..
  4824. How to set the lower limit of intergration on this vector magnetic potential problem?
  4825. Normal Incident Plan Wave
  4826. Angular Momentum Equations
  4827. Showing that an equation satisfied the helmholtz equation
  4828. Fourier Analysis of a sound signal using Mathematica
  4829. Elastic collision with both particles moving & different masses
  4830. Carbon dating from activity of sample
  4831. Electron Fraction Calculation based on Density, Avagadro's #, Electrostatic Constant
  4832. Proving solution for Schrodinger's Simple Harmonic Oscillator
  4833. Gaussian Surface, Coaxial Cable
  4834. Thermodynamic potentials
  4835. Electric Flux
  4836. Magnetic Flux
  4837. proving that J[transverse] + J[longitudinal] = J, where J = current density
  4838. Virial temperatures - why does this equality hold?
  4839. General Relativity - Riemann Tensor and Killing Vector Identity
  4840. emissivity of radiation from a surface, Leslies cube
  4841. Hermite Polynomial Recurrence Question
  4842. equation weird
  4843. Why is the change negative?
  4844. Pure Einstein Gravity
  4845. Feynman diagram of how Z is produced at LHC, and info?
  4846. Gravitational potential energy released in core collapse
  4847. NEED HELP ASAP! Wheatstone bridge and DC series/parallel !! Please look!
  4848. Finding half-life from decay rates
  4849. QM: Identity
  4850. Question about quantum field theory
  4851. calculation pulse duration
  4852. Retarded Potentials
  4853. quantum, commutation, suffix
  4854. quantum operators
  4855. Magnetic induction of infinite conducting sheet using Ampere's Law
  4856. small part of central potentials in quantum
  4857. Extra Dimensions
  4858. Thermal Population And Lasing
  4859. Solid angles and Cross sections
  4860. Potential of a Sperical charged shell
  4861. how to get the left and right haar measure as
  4862. A dielectric + an infinite line of charge = use method of images!
  4863. Anyone Help Matlab! Please!?
  4864. Question on finding inductance of parallel plate transmission line.
  4865. thermo dynamics
  4866. Laser Modes & Spectral Hole Burning
  4867. QFT Dirac Chiral Equations of Motion
  4868. Electromagnetic Induction in the Earths Field
  4869. efficiency of a power plant
  4870. gas fired turbine generation
  4871. Prove that infinitesimal transf. is canonical
  4872. A question about a theorem in Eletrostatics.
  4873. [Special Relativity] - Time Dilation
  4874. spherical harmonics, angular momentum, quantum
  4875. electric field vs magnetic field
  4876. How to show that the universe is static( not expanding)
  4877. Quantum Simple Harmonic Oscillator
  4878. Questions about Baryonic Density Perturbations
  4879. Effect of ratio of energy density of matter and radiation on redshift
  4880. How to prove the speed and kinetic energy
  4881. how to find distance of star using inverse square law
  4882. Anamorphic Prism
  4883. Wheel and Mass Problem
  4884. Holography
  4885. Fluid dynamics
  4886. Selection rules and quantum numbers
  4887. raising operators, quantum
  4888. The sudden approximation
  4889. A gaussian kick!
  4890. probability density function
  4891. Time units of the Mean Anomaly
  4892. General Plane Motion
  4893. Angular mometum and the commutator?
  4894. Relativity: Creation of top/anti-top quark pair from proton/anti-proton collision:
  4895. E of a Coil of Wire
  4896. Jackson's problem 1.11
  4897. Combined thermal capacitance
  4898. please help nuclear phsyics
  4899. group index from n(lambda)
  4900. Expectation value of spin in an Ising lattice
  4901. L/R constant of this circuit...
  4902. Beta Decay Charge conservation
  4903. Find charge distribution of a point charge at origin.
  4904. Coriolis effect on a river flowing north-east?
  4905. Commutator notation in classical field theory
  4906. hamiltonion, raising operator
  4907. chord length distribution in right circular cylinder for isotropic source of rays
  4908. Is this decay possible
  4909. Bose-Einstein Statistics: Finding W.
  4910. Thermodynamics: Evaporation
  4911. Rigid Rotor: Finding Angles
  4912. AC Stark shift
  4913. Centroids of a structural Shape
  4914. Covalent Bonding H2
  4915. Oil Drop Between Two Metal Plates
  4916. Gyroscopic motion question?
  4917. small hole at bottom of cylindrical tank draining water?
  4918. Non-turbulent oil pipeline operated by gravity.. maximum flow rate and optimum angle?
  4919. Potential of Shell, Direct integration problems
  4920. uncertainty principle
  4921. electromagnetic lagrangian
  4922. Memristor
  4923. Electromagnetic fields: Eletric potential inside a non conductive sphere
  4924. Quantum Fields
  4925. Theory of Images, or Gauss's Law?
  4926. Quantum Mechanics - Identical and Non-Identical Spin 1 particles
  4927. Why is this NOT a solution to the time independent Schrodinger equation.
  4928. Motivation for 2-slit interference pattern
  4929. Sp. Relativity: supernova explosion
  4930. Thermodynamics: Entropy of 2 large Einstein Solids
  4931. FCC reciprocal to BCC
  4932. [Stellar Structure] White Dwarves
  4933. Numerical regarding acceleration and time
  4934. Can someone confirm my calculations please (wavelength & grating seperation)
  4935. take the real part of complex wave function
  4936. Lagrange Multiplier Question
  4937. expectation value of total energy
  4938. d/dt of <y1|y2> =0 quantum physics
  4939. Advanced Mechanics
  4940. schrodinger picture derivation
  4941. Finding Range of Weak Interaction from Mass of Z Boson
  4942. Henon Map Help
  4943. many-body hilbert space
  4944. Copenhagen and Ontological (Bohm) insterpretations
  4945. Retarding force of eddy currents in a disc
  4946. Electrodynamics
  4947. Density matrix and von Neumann entropy -- why does basis matter?
  4948. potential well, limits changed, quantum
  4949. Phase difference
  4950. Doppler broadening?
  4951. finding a constant within a wavefuntion for a harmonic oscillator
  4952. X-Ray emission and Bragg Scattering (K-Alpha and K-beta absorption)
  4953. quantum, finding energy eigenvalue spectrum
  4954. Comparing stagnation and static pressures
  4955. Einstein Equation
  4956. One Big problem with Jackson's Classical Electrodynamics
  4957. Power Law Potential V = K*x^B
  4958. Snell's law perhaps
  4959. A rather interesting type of coupled oscillator.
  4960. Von Laue Condition X ray Diffraction
  4961. uniform magnetic field problem
  4962. Deriving the Geodesic formulae
  4963. Why does the amplitude of the probability density increase near the turning points?
  4964. Standing wavelength
  4965. acceleration in a fluid with specific gravity
  4966. Vortex rings
  4967. Cohesive energy of covalent crystal
  4968. Cv as a function of temperature for ionic solid and metal
  4969. Gamma spectrum
  4970. Magnetic anisotropy - easy directions of magnetization
  4971. Waves on a String with varying density.
  4972. Power through a circular aperture
  4973. Bulk Modulus of a Fermi Gas
  4974. Field at distance s from infinite wire.....retarded potential.
  4975. Inflation
  4976. What does k represent and what values does it take? Young double slit intensity.
  4977. Understanding parallel transport (Gen Rel)
  4978. Surface Pressure Equation??
  4979. RC circuit formula question
  4980. How to calculate power loss due to eddy current formation?
  4981. thermodynamics, confused with definitions
  4982. Electric Field Strength as a Vector along a line
  4983. deBroglie wavelength
  4984. Random Fields In Cosmology
  4985. Brillouin Zone Size
  4986. Momentum representation of hydrogen atom
  4987. Lagrangian: singularity in inverted pendulum EoMs?
  4988. Bilinear terms in QED lagrangian under charge conjugation
  4989. Tensor algebra and the Projection Tensor
  4990. thermodynamics proving cp/cv = kt/ks
  4991. Conduction to Displacement Current Ratio
  4992. Is this correct? (Lagrangian mechanics)
  4993. Components of E for a waveguide problem.
  4994. electric flux
  4995. Eigenvectors eigenvalues and constant of motion
  4996. Hydrogen atom expectation of r^2 check
  4997. Stellar structure
  4998. Single slit diffraction problem
  4999. polarization and navigation.
  5000. Scalar Vector Tensor Decomposition