Physics Help and Math Help - Physics Forums > Science Education > Homework & Coursework Questions > Advanced Physics

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1. Kinematics in 1 Dimension
2. Tensors: raising and lowering indices
3. Relative velocity problem
4. Deriving a thermodynamics relationship
5. Kinematics with one variable
6. Lagrangian mechanics: a spring and a bar
7. Gauss' Law: Net Electric Field of Two Spheres
8. Faraday effect
9. GR notation, newbie question
10. From Hamiltonian to Lagrangian 1
11. Particle/High energy physics question...
12. taylor series expansion of tangent
13. Eigen-Frequencies
14. Electric Charge and Electric Field Problem
15. pendulum problem concerning the spring constant
16. Potential between 2 concentric spheres
17. vector problem
18. Incline plane problem
19. Three Digital Clocks at Different Speeds
20. Group QM question
21. center mass/angular velocity vector
22. Expectation value for p
23. Drag force/difficult integral.
24. relativistic rockets answer check
25. Griffith 8.5: is the flaw in my brain or in this problem?
26. help about length contraction and spacewarps
27. Question about relativistic motion
28. finding time constant of current decay in closed circuit
29. What is the maximum magnitude of the transverse speed of the string?
30. Compton Scattering Problem
31. principle of newtonian relativity
32. home assignment
33. assignment
34. Equation of state of a hard sphere gas
35. Vector components in the 3 dimensions
36. linear motion questions
37. Classical Action for Harmonic Oscillator
38. Calculating average energy and black body energy spectrum using Boltzman probability
39. Derivative of the Dirac Delta
40. Law of cosines being an immediate consequence of...
41. finding the complex amplitude
42. camera lens problem
43. optics ques
44. Displacement from Dallas to Chicago
45. Good Relativistic Quantum Mechanics Book
46. 1-D air resistance problem
47. electricity and charge question, equilibrium, help!
48. Point Charges in a Square: Could the Force on Each Be Zero?
49. Resistance in a circuit
50. problem concernng Newton's Law of Gravitation
51. p+7Li->4He+4He energy of He nuclei
52. Density matrix
53. Vector Analysis:Differential Calculus
54. Two Relativistic Rockets Pass eachother
55. Quantum problem
56. relativistic train problem
57. operator question
58. number of real variables required to construct the most general 2by2 unitary matrix
59. Linear momentum translational problem
60. Center of mass prob. with sigma notation, vectors
61. Electrostatics problem
62. Lagrangian Mechanics - Pulley System
63. 4-momentum basic problem
64. Bannana Monkey System
65. Principles of Conservation
66. another relativity question check =P
67. Reciprocal basis problem
68. total angular momentum
69. hydrodynamic drag force density velocity
70. special relativity question check
71. Relativity question.
72. General motion with constant speed
73. particle
74. Superconductor in a magnetic field.
75. Speed of fastest electron w\ workfunction & photon energy
76. heating water
77. Fluid mechanics question, manometers
78. Galactic Dynamics questions
79. convection...nuclear reactors...**
80. heating gases at constant pressure or constant volume?
81. Ampere's law wire problem
82. RMS speeds of helium and argon atoms
83. Magnetic field at a pt created from two wires.
84. Thermodynamics about mixtures of ideal gases and vapors
85. Is memorization bad or good in this case? Is it even necessary?
86. Variation Method
87. Force impacts resitution, any help would be great
88. General motion of a particle
89. stokes
90. Solution to Laplace Equation across Boundaries
91. Diffraction grating ?
92. velocity and kinetic energy of a neutron
93. QM: Normalizing a wave function
94. Force
95. Elevator Physics- Newton's Law of Motion
96. Entropy, energy levels and harmonic oscillation.
97. The wave equation at infinity
98. Electrostatic Energy of a thin spherical shell
99. Roller Coaster physics- Newton's Law of motions
100. Heat engine problem
101. Physics Pre-AP Equation Help
102. Four-vector Momentum problem
103. Wave problem
104. Thermodynamics problem
105. Schrödinger eq problem
106. Deflection of a jet of water
107. statistical mechanics Geyser
108. Zeemancomponents
109. Help understanging Gauss's Law
110. changing kinetic E of charged particle in magnetic field -- Halbach array
111. Hermite Polynomials
112. Cooling method
113. Ten-pin bowling arm swing analysis
114. Electric field within a very large, charged, insulating slab?
115. Energy of a Tunnelling Particle
116. Delta Function Potential
117. Building Geiger counter
118. dymanics motion/energy/power, any help would be great
119. Equilibrium of Rigid Body
120. R = Kx^2 / mg <-- anybody reconise this?
121. mass, energy problem in relativity
122. Electrodynamics Labs?
123. Particle in a Box Question
124. How to Maximize a Stearin Engine
125. dynamics problem please help!
126. Hermitian Operator Question
127. Equation for S from state func and C
128. secular equilibrium
129. De-Broglie waves
130. Quantum mechanics: 1D potential well instananeously expanded to twice its size
131. Energy of particles on a checkerboard (quals)
132. entropy of the universe
133. Explanatory Question
134. Quantum mechanics: Expectation values
135. angle of incidence
136. mirror on the wall
137. Magnetic moments
138. An initial to general state problem (QM Help)
139. Quantum Mechanics measurement of spin
140. Thin Film
141. help me how to solve this problem ??(e.m.f)
142. Expectation Value of an Operator
143. Guidelines
144. Free Particles on a Line Segment (Quantum Mechanics)
145. Chain sliding from a sphere.
146. Ehrenfest Theorem: deriving d<p>/dt = <-dV/dx>
147. "empty lattice" energy bands (Kittel, problem 7.2)
148. LS-coupling for configurations with equivalent electrons
149. Need info on rules for applying derivatives in QM equations
150. Constraint Relations
151. Constraint Relations
152. statistic of rotational molecular state
153. Need help for Young Physicists Tournament. Thermodynamic and I supect Electromagnetic
154. Work function and surface potential
155. Units issue when normalizing momentum space wave function
156. Another energy and momentum SR problem
157. Lagrangian under transformation
158. Simple yet complex problem - 2 mass 1 spring system
159. Mass and momentum problem in Sp.Relativity
160. confusion: deriving momentum expectation value in QM
161. Flyball governor and force on slider
162. Pressure (Net Force)
163. expansion of a plane wave in spherical waves
164. Lagrangian
165. A rotating coil measuring the magnetic field
166. Divergence theorem
167. Circular Motion and Tension in a string
168. Acoustics
169. Questions about SEM
170. parallell plates
171. Spring Constant
172. Angular momentum of a charged insulator ring in a decreasing magnetic field
173. Help Me To Solve This Emf Problem
174. Expectation Values: Prove It.
175. Resistivity Ratios
176. Two SR Questions
177. Newtons law of motion questions
178. Radiation and heat
179. Transient conduction with finite element analysis
180. Vibrations of a hydrogen molecule
181. Circuits
182. Calculators to use?
183. Method of Images: Infinite, charged wire above a grounded plate
184. Electrostatics quick question help
185. Hydrogen atom - small perturbation
186. String Theory
187. Temp. of Universe hw problem
188. [PhD Qualifier] Liquid in a rotating arm
189. Geometrical Optics Diagram
190. [PhD Qualifier] Spin singlet state
191. [PhD Qualifier] Commutation relation
192. Conservation of Energy
193. Another PDE question... Where do I begin?
194. Thermal Conductivity
195. Dirac delta spherical potential
196. the charge to mass ratio of the phi particle was determined
197. teh charge
198. dielectric
199. Pressure in a rotating cylinder
200. phase equilibrium with unsteady flow
201. Wave on a string, and the chain rule...argh...
202. Gravitational Red Shift
203. Maximum potential of a sliding box down a hill
204. Maximum potential of a sliding box down a hill
205. Thermo attributes of ideal gas in 3D harmonic potential
206. Longitudinal waves on string
207. quantum particle reflection from a potential drop
208. Electric Potential (I think I'm close?)
209. de Broglie wavelength
210. charge non-conservation
211. Maximum work function??
212. [PhD Qualifier] Spin eigenfunctions
213. [PhD Qualifier] Hockey puck friction
214. [PhD Qualifier] Charged rod above metal plate
215. the lagrangian of a system
216. Unable to interpret E-k diagrams (still)
217. showing forces between 2 current loops are in accord with newtons 3rd law
218. Satellite Orbiting the Earth
219. Water Drops Shaken off an Umbrella
220. Solid State: Electron in periodic potential
221. Gauss' Law on a sphere
222. Quantum Mechanics: a non-normalizable state
223. Gauss' Law
224. Magnetic fields do no work.
225. Charge carriers per atom in graphene
226. QM : Transition Prob -> Decay Rate
227. I need to verify that in the coulomb or Radiation gauge
228. Energy of a proton around a magnetic field
229. Bound charges of a cube
230. QFT free propagator question
231. Help please
232. Easy question Please help!
233. Electromagnetics question
234. What is the phase difference ...?
235. Electrical Potential Energy of a System
236. Experiment to determine the focal distance and magnification of a converging lens
237. Bound state for a Dirac delta function potential
238. relativistic velocity and frequecny effects
239. electric field
240. electric field
241. QFT Classical string intro
242. electron in a well defined by three plates
243. Perturbation Theory - Poincare Method
244. Kinematics - Two bodies revolving around each other question?
245. Steady state heat conduction problem
246. Efficiency of a Heat Engine
247. Thermodynamic Compressor Question
248. Bell's inequality
249. Vectors and Tensors
250. spin eigenfunctions for two particles
251. Kinetic energies of particle decay
252. Natural vacuums on Earth?
253. acceleration of a satellite
254. potential of spherical dipole
255. An Electron and Neutron in a Finite Potential Well
256. Translational Motion
257. planet gravitation represented as a single point
258. Heat Transfer Between Reservoirs due to Magnetic Fields
259. Identical, interacting spin 1/2 particles
260. Electron beam in a Potential Barrier
261. Geometrical optics LENSES Refraction
262. Quantum - 1D crystal model using evenly spaced delta functions
263. HELP!!! Charge for an electric field
264. Relativity: position/acceleration 4-vectors to newton's laws
265. Point charge
266. Expected Values in a Harmonic Oscillator
267. please help me : constant velocity.
268. 1-D Transient Heat Transfer
269. Cylindrical Gaussian surface
270. universal gravitational constant
271. Harmonic Oscillator Problem (Classical, yet strangely quantum-like)
272. Eddy Currents
273. Why can we rewrite the wave function like so:
274. Coursework question: Poisson's Equation for Electrostatics
275. Solenoids and Toroids
276. Help me please (linear motion) HELP Please!
277. Free Particle
278. Matrix Hamiltonian???
279. Free Protons and Probability
280. orbital angular momentum operator
281. High speed camera projectile motion
282. Expected Value of Momentum
283. <E> of a Particle in a 1D Box
284. Force Due to Magnetic Field on a Charge Carrying Wire
285. Measuring Energy and Linear Momentum Consecutively
286. How to fit a 2 variables polynomial (3D graph) to a set of data: Need to extrapolate
287. Neutrons in a One-Dimensional Box
288. Electron in a One-Dimensional Box
289. diagonalized matrix
290. Hermitian Operator or not?
291. Free particle in One Dimension
292. Wave function in terms of Basis Functions
293. Normalizing the Momentum Eigenfunctions
294. Surface-charge of a uniformly polarized sphere
295. Gaussian Distribution
296. Wavefunction Evolution
297. Photoelectric Effect
298. Electron and deBroglie wavelength
299. Newton Laws
300. Spherical Coordinates to Rectangular Coordinates
301. special relativity. energy
302. e- mu- scattering (Griffiths)
303. Scattering Vs Absorption Crossection
304. Finding the electric field for a point above the center of a square loop
305. Wave function dimensions
306. Motion of charges
307. Newton Laws
308. Physics question
309. 2 spin 1/2 particles in magnetic field
310. LaTeX on Kubuntu Linux - Where to install packages?
311. Entropy of fermionic Gas.
312. adding angular momenta
313. Electric field of an infinite plane and a conductor
314. Potantial +q charge in a notr sphere
315. Implementing critically damped in a process control system.
316. Simple Taylor or Multipole Expansion of Potential
317. Cosmology: Proper distances
318. Question on Electric Potential
319. standard deviation problem
320. Quantum/math question :)
321. Help:Electrical Properties of V6O13
322. Electric field from a wire with a stationary current
323. Deriving the continuity equation from the Dirac equation (Relativistic Quantum)
324. Electrostatics BVP with Poissons
325. question in 4-vectors.
326. The Faraday disc (unipolar generator) and Lenz' law
327. Iron bar bending force
328. 3D Infinite-potential well
329. Material Breakdown Due to Electron Beam
330. Laser cooling, varying magnetic field.
331. GRE (physics) practice problems
332. nuclear fusion
333. molecule of hydrogen
334. H-field and Ampére's law
335. Electrostatic problem with vectors
336. Any Gaussian gurus out there?
337. Current dependent on Voltage
338. [SOLVED] Potential Energy Color Contour Question
339. [SOLVED] X-ray reflection/Bragg's law help??
340. Euler-LaGrange equations
341. Physics GRE Question
342. The physical meaning of Pauli Spin Matrices
343. Grand Canonical Partition function question.
344. two long wires: induced electric field
345. LRC circuit
346. Particle in potential well
347. Particle Penetrating through a Potential Barrier
348. Finding the possible values of Lz
349. Significance of the Saturation Photon-flux Density
350. Huygens fresnel integral
351. Bohr Model question
352. time for a photons arrival
353. Direction of the normal vector
354. Chemical Potetnial.
355. Glasses and fibres
356. Optimal pinhole camera
357. Thermal Physics
358. battery, emf , r, and voltage
359. Capacitor
360. Lorentz gauge
361. valence/conduction electron density of a classical gas
362. Capacitance of two different circular plates
363. N.M.R. Comparasion of natural rubber vs synthetic rubber
364. infinite square well
365. [SOLVED] Astrophysics homework: Cosmology
366. Conserved quantities for geodesics
367. electric field
368. electrostatics
369. magnetic field
370. easy - determining n from orbital radius
371. Numerical solving of elastomechanic problems
372. [SOLVED] Quantum Theory questions...
373. [theory] formation of cooper pairs
374. QM perturbation theory: rigid diatomic molecule
375. Many particle wavefunction
376. Interference term in Bhabha scattering
377. Linear algebra question (using braket notation).
378. help—theoretical explanation of SMOKE
379. Deriving the phase velocity of a wavefunction
380. [SOLVED] Simple Momentum problem
381. approximation of linear quadrupole as a dipole in radiation zone
382. [SOLVED] change in mass??
383. [SOLVED] Twin Paradox problem
384. gradient of vector
385. Help please
386. Data points and fitting functions
387. peskin p.91-93
388. Relativistic Application of the Lorentz Force
389. Another light question
390. Nature of light question
391. Hardest and Trickiest Question I've Encountered. Please Help!
392. Infinite square well
393. z pinch at equilibrium
394. Degeneracy pressure
395. delta potential barrier in a box
396. Gauss Law and 2 charges
397. Gauss Law and 2 charges
398. resonance in open air column
399. Electric field inside the bulb!!!!!!
400. Magnetic moments of atoms
401. Tight binding model and bandwidth
402. Magnetic moments of atoms
403. Electric Fields In Matter
404. Valence- and conduction band offset
405. Probability / Energy question
406. Dipole Moment interaction
407. prove relativistic momentum proportional to 1/r in star
408. Galactic Dynamics (spherical potential)
409. Self-Reproducing Rays in a symmetric Resonator
410. half spin.(Q in QM).
411. electron capture
412. Questions on electrons incident on a metal surface
413. A Light emitting diode
414. measurement for a particle in a box
415. Showing the components of a plane EM wave are perpendicular
416. Electrical potential of charged sphere
417. Steam engine problem
418. [SOLVED] Mass of gas
419. black hole and acceleration
420. coherence light
421. Fabry-Perot
422. Nuclear physics - number of nucleons on surface?
423. QM - delta function potential
424. Temperature dependence of LED emission bandwidth
425. Mechanics Question - Atoms Modelled As A Chain of Masses Connected By A Spring
426. Nuclear physics problem (Chernobyl)
427. 2-3 Pachner move and Biedenharn-Elliot identity
428. operators, normalised eigenstates and the generalised uncertainty relation
429. Double delta function potential
430. Tangential and Centripetal Acceleration
431. Final speed of an accelerated electron
432. Emissive power question help needed!!!
433. wave scattering/dispersion? (body waves and surface waves)
434. [SOLVED] Finding the electric potential of point charge
435. Special Theory of Relativity
436. Celestial Mechanics
437. Question.. :S
438. [SOLVED] beta minus decay?
439. Radiation Pressure and KE
440. [SOLVED] Dirac delta function
441. Normalization of a function
442. Equations
443. Heisenberg Uncertainty Principle Question
444. Fourier Time Series
445. Virtual Energy States
446. conservation of energy
447. why there is no isotope of hydrogen with an atomic weight of four?
448. Photoelectic cross-section question
449. Elliptical Solenoid
450. two masses hanging by springs
451. Raman Scattering - what emits the photon?
452. M&T help
453. oscillation of magnet
454. Unit cells (crystal structure)
455. Dynamics - spinning skater
456. [SOLVED] raising and lowering operators
457. expectation values and operators.
458. Carbon nanotube
459. Charged pen and aluminium foil
460. Nuclear Potential
461. Angular speed of yo-yo
462. Pool ball hits wall
463. finding a generating function (analyticl mechanics)
464. spectroscopic/term symbol atomic physics question
465. Find the wavefunction for a 1 dimensional wave packet
466. calculating clebsch gordan coefficients
467. regarding bound states
468. Hypothetical 'black hole'/electron atom
469. Is relative static permittivity linear?
470. [SOLVED] Capacitors: Explain result from experiment
471. Simple degenerate perturbation problem.
472. Decay of Higgs boson.
473. Sudden perturbation approximation for oscillator
474. Entropy at different temperatures
475. Schmitt Trigger
476. Fundametals of Photonics
477. Sudden Perturbation Approximation Question
478. QM two state system
479. Formulas for tension concentrations!
480. [SOLVED] Identical Particles in a 1-D Harmonic Oscillator
481. [SOLVED] Dirac delta function and Heaviside step function
482. energy levels from the Schrodinger eqn
483. Condensator question
484. Srednicki
485. Modelling probelm
486. Quantity of watersheds (homework)
487. two body problem - effective particle
488. [SOLVED] Simple Uncertainty Principle question
489. Electron speed
490. Heat Capacity / Debye Temperature
491. [SOLVED] Probability for a momentum value for particle in a box
492. [SOLVED] Perturbed Ground State Wavefunction with Parity
493. device physics problems
494. Perturbed Potential Well
495. magnetic moments rules of thumbs
496. Quark composition of Neutral Antikaon?
497. Waves: Poynting vector
498. Hybridisation and Variation theory [Quantum Mechanics]
499. Gauss law
500. Relativistic or Classical?? Calculation of De Broglie Wavelength
501. Spin Orbit Interaction
502. Questions about spherical conductor
503. Maxwell Stress Tensor
504. [SOLVED] Bohr Model of H-atom
505. Help with conceptual questions
506. dielectric and force between charges
507. schrodinger in momentum space
508. semi-holonomic constraints (analytical mechanics)
509. magneto-resistance of 2D electron gas subjected to applied magnetic field
510. diffusion of particles in batch reactors
511. Is the velocity of a bunsen burner flame proportional to the cold flow velocity?
512. Can someone explain Fourier transform to me?
513. 3-dimensional particle in a box
514. Angular Momentum Commutator
515. Quantum physics questions
516. Sound Problem
517. degeneracy of rotationally invariant potentials
518. Potential Energy of a Two Spring, Two Mass System
519. Decay ratio
520. Depletion of an element on dust
521. Find the temperature coefficient of resistivity for pure silicon at T=300K
522. viscosious gas moving in a coaxial tube
523. Simple question
524. Planck Spectrum and wavelength subsitution
525. weird plate capacitor
526. Fluid Dynamics Question about streamlines...help!?
527. [SOLVED] Capacitance and electric fields
528. Problem on capacitors.
529. [SOLVED] Thermodynamics: Room Air Conditioner
530. Classical Mechanics(linear acceleration)
531. AC circuits - some questions
532. Inductance of a loop in a nonuniform magnetic field
533. Brewster's angle derivation.
534. Computing work in an isothermal process...
535. A variety of questions regarding AC circuits
536. This one has been annyoing me.
537. Specific Heat / Debye Temperature
538. Need Help inThermodynamics question. Please help me
539. Nuclear Magnetic Resonance
540. Weird question: ideas of a physics' project
541. Unfixed Mass and Wedge - am I correct?
542. Photons per second from a radio transmitter
543. Solution for schrodinger equation
544. Concentration of conduction electrons
545. a simple question about coordinates
546. W and Z bosons
547. potential wells
548. OPTICS: linewidth
549. occupation probabilities of atomic gas
550. Navier Stokes Equations - Helmholtz-Hodge decomposition and pressure
551. Intensity
552. Capacitance of a system
553. rolling cylinder on cylindrical plane
554. rotational and translational kinetic energy
555. buoyancy
556. Rotating Ideal Gas
557. second law of thermodynamic question
558. [SOLVED] Evaluating electric field
559. Bravais lattices
560. griffiths 7.58
561. Griffiths 8.6
562. [SOLVED] griffiths 6.5
563. QM - Hydrogenic wavefunctions - normalization
564. Phonon excitation
565. [SOLVED] Fermi Dirac- missing something from Ashcroft derivation
566. acoustic modes in the solar envelope
567. Coriolis Effect with Friction
568. Helmholtz free energy decreases....
569. Advice on some astro questions?
570. producing antiprotons
571. Stellar wind
572. Stellar wind
573. QM - the Hydrogen atom
574. [SOLVED] probability
575. jackson 11.12
576. Tricky Integral, H-Atom Dipole Transition Matrix Elements
577. Vector fields, metrics and two forms on a spacetime.
578. Youngs modulus of copper
579. Need help with particle in a box
580. [SOLVED] &quot;Particle in a Box&quot; Measurement scenario
581. latent heat
582. A few homework questions..
583. Lagrangian... anyone know their Lagrangian mechanics?
584. Feynman diagram
585. Divergence Theorem and Incompressible Fluids
586. coriolis force
587. investigation of magnetic fields by search coil
588. [SOLVED] standing here on the earth
589. [SOLVED] Marion and Thornton 14-16
590. A slightly modified ideal gas
591. question about quantum harmonic oscilator
592. Ice on a lake
593. Stern-Gerlach confusion
594. Griffiths 7.49
595. Thermodynamics-Steam Turbine
596. Electric field of a square's edges
597. Solenoid
598. Griffiths 7.45
599. Little help with thermodynamic question
600. Help in Python for Computational Physics
601. [SOLVED] thermal physics
602. About the equipartition theorem
603. lorentz transformation
604. kirchhoff
605. [SOLVED] More hookes law question
606. Partition function problem (Reif)
607. roller coaster
608. aircraft velocity
609. circular motion(Normal-Tangential)
610. light rays / mirror equation.
611. Frequency modulation
612. QM - one-dimensional barrier - a simple step
613. Revive Resistance - Series & Parrallel
614. [SOLVED] Astrophysics-question
615. Need help understanding Initial Mass Function
616. [SOLVED] faraday's law
617. Calculate size of our horizon
618. Finding the Equilibrium Temperature
619. QM - matrix elements of operators
620. [SOLVED] Griffiths 7.3
621. Rayleighs per count for a CCD
622. Electric Potential for an Infinite line charge question
623. simple curvilinear motion problem
624. Spherical Harmonic Decomposition of an image
625. entropy and heat engines
626. Stern-Gerlach Experimental Calculation
627. Pathria: Specific Heat in a gravitational field
628. Two-Level Systems
629. Quick Normalisation Question
630. [SOLVED] Hookes law equation for all gauges of copper wire
631. quantum measurement projective?
632. Dirac Notation
633. {Uncertainty Principal} Uncertainty in position and wave-vector
634. QM - finite square well
635. [SOLVED] langevin equation
636. Hubble's law and expansion question
637. inductors in a circuit
638. A particle attached to a spring
639. dynamics problem(pulley)
640. Forced convection heat transfer problem
641. Momentum Operator Proof
642. Circuts and Light Bulbs
643. two slits experiment
644. Wheatstone bridge/ strain gauge question
645. lagrangian mechanics problem
646. Sounds Wave & Train Speed
647. Work and Kenetic Energy
648. [SOLVED] Spring System
649. quadrupole moment
650. QM - Wedge-shaped potential - Uncertainty Principle
651. [SOLVED] Evolution Operator
652. probability in first order time-dependent perturbation theory
653. [SOLVED] Power output of nuclear battery
654. [SOLVED] particle in a box
655. one dimensional infinite potential well problem
656. Grover iteration
657. differential geometry question
658. Radiation Saftey Problem
659. Gravitational Attraction
660. Particle With Strange Path
661. gravitational attraction
662. [SOLVED] Probability Density
663. Centripetal acceleration
664. Waveguide
665. EM: Magnetic induction at a point due to a line of current, or square coil.
666. Gravitation
667. Light deflection
668. Signal Beacon approaching Black Hole
669. Quantum Mechanics Question
670. Gravitational attraction
671. Law of conservation of energy
672. [SOLVED] Work and energy
673. Cosmology
674. Magnetic Damping
675. [SOLVED] Torque and angular momentum for a Particle in a Force Field
676. Another E&M question
677. general angular momentum question (rutherford scattering context)
678. Rotational Kinematics, Challenge!!!!!
679. Expected Value of the Hamilton operator
680. Suppose Electron spin != 1/2..
681. Help Plz In Capacitor
682. Lagrangian of a circuit
683. Please help a blonde out in physics
684. Momentum for my exam tomorrow
685. Rotational Velocity Question - I think?
686. Von Neumann Entropy of GHZ state
687. angular velocity, linear acceleration?
688. Drop Tests - Impact Question
689. Damped Driven Harmonic Oscillator
690. Qubits probability
691. Need help calculating wavelengths of L(alpha) and L(beta
692. [SOLVED] Challenging friction problem
693. Maxwell-Boltzmann Distribution
694. capacitor circuit
695. gama gamma interaction
696. [SOLVED] Springs, Normal Modes, and Center of Mass coordinates
697. Potential energy
698. investigate how output from photocell depends on distance from infrared point source
699. [SOLVED] density of states for a Bose gas
700. pressure problem
701. conservation in particle reactions
702. +momentum of collisions in 2-D help
703. [SOLVED] commutation of observables
704. SHM question
705. photon and particle reaction
706. Kruskal coords for extreme RN black hole
707. last part!!!!!
708. Electron "oven" In S-G Experiment
709. Canonical quantisation [Schrodinger equation]
710. Optical Path Length
711. NMR experiments
712. 'stable phase relation'
713. [H,Q] = 0 means d<Q>/dt = 0 proof
714. harmonic oscillator inside square well.. again
715. Particle decay and relativity
716. Atomic Structure
717. Experiment to determine the speed of light
718. Electrodynamics problem
719. Doppler effect: sound out of tune
720. Spectra lines with increasing Z
721. Does anyone have any info about mass or energy in the 3.88 Mev range or it multiple?
722. Capacitor question
723. How many traces observed in Stern-Gerlach?
724. Capacitor concept
725. Gauss units relation
726. Optics
727. microcanoncal partition function
728. Schrodinger's equation
729. partition function
730. microcanonical vs. canonical ensembles
731. Parallel Plates
732. Conditions for quantised or continuous energies
733. Variation method (Quantum Mech.)
734. solving for unknown tensions
735. two pulley system
736. Force between two magnets as related to distance
737. stat phys problem
738. Energy and Momentum
739. covalent bonding help
740. Urgent HW help!!
741. couples
742. Central Force Motion (two-mass orbit problem)
743. moment on a beam
744. Uncertainty
745. one dimensional lattice dispersion relation
746. Partial Coherence
747. minumum rope length
748. exam help!!
749. 3D concurrent force calculator
750. maximum tension
751. Volume of water displaced...?
752. Homework help!
753. Doppler effect
754. harmonic oscillator inside square well
755. [SOLVED] Hydrostatics
756. Relativity problem
757. Momentum & position
758. Surface Tension ?
759. Atom trap
760. pressure problem
761. Props of Matter (pressure) - help!
762. [SOLVED] Griffiths 5.58
763. Fourier transform.
764. [SOLVED] Griffiths dipole moment
765. Griffiths 5.42
766. [SOLVED] Homework help very urgent!!!! plz help
767. Beta decay Problem
768. Particle decays
769. em
770. Zero-Point Energy of a Debye Solid
771. Carnot engine
772. Adiabatic Slope ?
773. Thermodynamics Help
774. Copper Pipe Conduction
775. Statistical Mechanics
776. [SOLVED] Griffiths Problem 5.41
777. linear motion condition?
778. Griffiths Problem 5.38
779. Not sure why this is true
780. Reif 1.20
781. Thermodynamics ?
782. Plancks units and dimensions
783. Entropy and Energy Density from a Partition Function
784. Equation of State from Partition Function
785. [SOLVED] reduced mass?!
786. Griffiths Problem 4.24
787. quantum
788. QM - Measuring Angular Momentum
789. [SOLVED] Griffiths Problem 4.16
790. Dirac-delta function HELP!!!!!
791. [SOLVED] Griffiths Problem 4.8
792. A relative velocity problem
793. Most Probable Value of 3 fair choices
794. [SOLVED] Griffiths Example 5.8
795. Griffiths 4.12
796. Griffiths 4.7
797. [SOLVED] About observing the mewcury spectrum with a Fabry-Perot interferometer
798. internal resistance of a source
799. A spinning question
800. use of potentials (electrodynamics, classical)
801. Position and Momentum operator in Legendre base
802. pathria 7.4
803. Statistical mechanics - Helmholtz free energy and Z
804. Pure Substances and Van der Waals
805. E&m2
806. pathria 7.4
807. [SOLVED] Find the velocity using special relativity
808. euler angles
809. Boltzmann equation/ Statistical Mechanics
810. I have a proplem
811. Explanation of particle physics phenomenon - multiple Coulomb scattering
812. Young's double slit experiment (prob density)
813. i need help solving this problem
814. help
815. Griffiths equation 5.32
816. [SOLVED] average speed
817. max height of projectile using energy conservation
818. molecule question
819. Fish in a Fish bowl?
820. Magnetism!!! Help!!!
821. Two-state perturbation problem (QM)
822. spinor
823. An old nugget of a question: potential nucleus due to uniform charge sphere.
824. PLZ help
825. a question
826. E&M question
827. questions
828. MAgnitude of electric Field
829. Gauss's Law
830. Electric flux through one face of the cube.
831. Thermo: Partition Function
832. curious problem with resistors
833. Higgs gamma decay
834. Differences between free electron model and nearly free electron model
835. a vessel at rest explodes, breaking into three pieces
836. Please help me prove this identity
837. mean free path
838. Thermodynamics
839. quantum problem
840. maxwell equations rule of thumb?
841. Deriving current expression from the info given
842. Beta decay
843. Dalitz plots & mass distributions
844. QM wavefunctions
845. Normalization Constant
846. [SOLVED] Help: Length Contraction and changing Frames
847. galilean group
848. why is electric field inside a conductor zero?
849. [SOLVED] Eigenstates and Angular Momentum
850. rotation in QM
851. angle between products of decay
852. QM operators
853. Optics
854. kittel figure 9.12 (I attached it)
855. Sodium D lines and transitions
856. Photoelectric effect
857. hole orbits
858. Feynman Paradox
859. [SOLVED] radius of the fermi sphere
860. condensed matter open orbit
861. Galilean Transforms-Relativity
862. Wavelength, Frequency, and Speed of Light in Different Media
863. voltage to pascals using sensor
864. Modern Physics Extended Response Question
865. QM Uncertainty Problems
866. [SOLVED] Heisenberg and energy of an electron in a potential well
867. four-derivative
868. Photonics - peak temperature / thermal diffusivity
869. center of mass and momentum
870. Quantum
871. thermal expansion
872. question on heat
873. Band gap in germanium experiment
874. Circular Orbit
875. Pair production
876. Lost: Imaginary term in weak lagrangian
877. Simple moments !! Can't do !!! Urgent
878. E&m
879. thermo physics
880. Electric field in an off-center hole of an uniformly charged sphere
881. Charge density, carrier concentration, or Hall coefficient for Indium Arsenide?
882. FWHM of radioactive sources confusion
883. Quantum mechanics - a free particle
884. Min and max value of moment
885. Solid State II
886. Solid State
887. principal axes/inertia tensor
888. Looking for good book on thermodynamics
889. [SOLVED] Dynamics Question (water falling from the side of a tank)
890. The generic spinor as a linear combination
891. [SOLVED] direct absorption proces
892. Momentum from position state vector (quantum mechanics)
893. [SOLVED] lorentz force
894. diffraction condition and the Fourier transform
895. umklapp processes
896. [SOLVED] conductivity of metals
897. determine the time rate at which heat is supplied to the engine
898. Capacitor and a moving bar in magnetic field
899. Moments of Inertia (Yoyo)
900. 3 QM problems
901. Wave Function
902. Operators
903. Relativistic Dalitz Plot
904. Moment of Inertia Tensor for a Flat Rigid Body
905. Sound waves
906. Eigenfunctions & Eigenvalues
907. Transmission Coefficient
908. Slit grating problem
909. Order of magnitude of Grating Spacing!
910. Magnetic Forces
911. what is the vector cross product formula in spherical and cylindrical coordinates?!
912. Nonstationary states
913. problem related to electric and magnetic energy densities
914. Particle on a ring
915. Need help with derivation of the range formula
916. heavy hole's and light holes
917. Hybridzation- QM
918. Phase velocity of an electron with kinetic energy of 5eV and 50keV
919. [SOLVED] Lightly damped spring system Q
920. Emergency please help
921. equilibrium and elasticity
922. This question is only meant for the professionals
923. Monte carlo without detailed balancing
924. larmor precession
925. superposition if time varying electric vectors
926. Band Theory of Solids, Kittel CH 7
927. kittel nearly free electron model
928. kittel page 152
929. Magnetic system, partition function
930. Rigid Bodies; Euler's Eq of Motion derivation
931. Spherical Oscillator
932. Dynamics - Another collision question
933. E-potential in cell membrane.. HELPP PLEAASEE!
934. condensed matter--integral over density of states
935. Calculating vacancies
936. can u make "if A>=B then output=1 Else output=0" using these logic gates?
937. phonon mean free path
938. Dynamics - Collision Question
939. infinitesimals and differentials
940. Poission Bracket of Angular Momentum
941. Coils mutual force exercise: help
942. Spins 1/2 and Time-Dependant Perturbation Theory
943. Quasi Fermi Levels
944. Half wave antenna
945. Dynamics - Velocity Question
946. Beta function ?
947. Singularity
948. Complex function ?
949. Solving arbitrary potential barrier problems
950. The Depletion Layer in Thermal Equilibrium
951. quantum spherical harmonic oscillator:eigenfunctions
952. Spectrometer slit width
953. Dipole and a detector
954. kittel page 112
955. kittel page 109
956. [SOLVED] kittel chapter 5
957. Retarded potentials
958. Electronics (Diodes + capacitors) questions
959. statistical mechanics average energy
960. Heat transfer Question
961. Statistical Average Energy
962. Write a program to simluate multi object
963. Infinite square well
964. Logic gates ?
965. Question on Magnetic polarization
966. Question on Magnetic polarization
967. Question on Magnetic polarization
968. Schwarzschild Four Velocity
969. Physics Behind Gasolined Powered Blowers?
970. Schwarzschild Black holes
971. Quantum harmonic question
972. Quantum mechanics- help!?
973. Solar Energy
974. Diffraction
975. Wheatstone bridge ?
976. Griffiths 5.7
977. [SOLVED] General questions in E&amp;M
978. hydrogen atom:<K>,<V>,momentum distribution
979. SOVED quantum mechanics problem
980. Why do spins mutliply?
981. Quantum Dot
982. Einstein solid and the width of Gaussians
983. Griffiths 4.19
984. [SOLVED] Pure/Physical Dipole?
985. conversation of energy / momentum problem .. weird circumstance in equations..
986. electrostatic boundary condition
987. [SOLVED] Griffiths page 182
988. Intensity of Electric field
989. Research coursework on antimatter
990. [SOLVED] Griffiths Problem 4.18
991. [SOLVED] Griffiths page 176
992. Statistical Mechanics Bose-Einstein Condensation Temperature
993. Springs and Electric Field
994. Rate of heat loss with two thermal conductivity values
995. Cosmology question
996. entropy and heat: part 2
997. the capacitance of the two metal sphere system
998. Chain in a tube
999. equilibrium separation
1000. magnetic field of a sqaure loop
1001. Velocities in rotating and inertial reference frames
1002. time evolution of spin state
1003. [SOLVED] Griffiths 4.10
1004. Entropy and heat
1005. [SOLVED] Griffiths torque on a dipole
1006. Wine glass acoustics - wavelength not what expected
1007. "water" as a dielectric in capacitors
1008. Effect of frequency & Intensity on number of photons
1009. [SOLVED] Griffiths eqn 4.5
1010. E-field Lines
1011. Force acting on the charge
1012. Equipotential Lines
1013. Cylinder potential problem
1014. For Deriving De Broglie' Wavelength
1015. griffiths bound charges
1016. EMF Formula
1017. Magnetic Dipole Moment and Angular momentum
1018. tension
1019. canonical ensemble
1020. the concepts of time & speace time
1021. Comparison of attraction/repulsion measures
1022. statistical physics second law
1023. Using Euler Lagrange in General Relativity
1024. heat engines
1025. [SOLVED] Restmass, lifetime of a meson
1026. qm problem
1027. Latex help
1028. Momentum eigenfunctions with periodic boundary conditions
1029. The Shortest Timed Path
1030. Harmonic oscillator special state (QM)
1031. [SOLVED] statistical mechanics 6.1
1032. statistical physiics Problem 5.5
1033. Spring Potential Energy
1034. Urgent - Malus Law - Graph Question
1035. hydrostatic system
1036. Atomic Physics, two particle system in 1-d harmonic oscillator
1037. [SOLVED] potential of coupled oscillators
1038. electrostatics question!!
1039. simple fluid
1040. [SOLVED] statistical physics
1041. motion of pointed bodies - numerical methods
1042. Matter
1043. Normalization Question
1044. Solution to diffusion equation in 1d spherical polar coordinates
1045. Lagrangian mechanics(goldstein)
1046. The Broken Pendulum
1047. Variational Principle
1048. De Broglie problem
1049. [SOLVED] classical mechanics marion and thornton
1050. Lenz's Law
1051. wave equation
1052. Thermodynamics: Change in Entropy
1053. Laser Cavity Length
1054. determining an expression for an entropy equation
1055. The determination of frequency v from Planck's formula
1056. Mechanical Oscillation Question!
1057. Griffiths problem 4.10
1058. [SOLVED] Griffiths induced charge
1059. Electric Potential Energy
1060. Harmonic Oscillator (QM)
1061. ising model phase transition
1062. Thermodynamics and Hooke's Law
1063. The brachistochrone
1064. Difficult E&M problem
1065. E and M -Griffiths 3.20
1066. QM - Shankar 12.6.1
1067. Fundamental Frequency
1068. Griffiths Problem 3.15
1069. Griffiths Problem 3.34
1070. Potential due to a continuous charge distribution.
1071. Yukawa particle
1072. [SOLVED] Playing with a yoyo (Angular momentum problem)
1073. Bohr Radius - what happens when n=100?
1074. Planning Lab to measure how emf varies with an angle
1075. Quantum Field Theory
1076. [SOLVED] Griffiths Problem 3.1
1077. Ratio of Energy in 3D simple cubic lattice
1078. [SOLVED] statistical physics
1079. [SOLVED] Dipoles
1080. transition state
1081. How do I find the reciprocal primitive vector for a lattice?
1082. particle on a ring
1083. expectation values
1084. Loop Heat pipes
1085. [SOLVED] Griffith's Figure 2.24
1086. Electron under gravity
1087. phi four thoery (QFT)
1088. [SOLVED] Griffiths problem 2.37
1089. [SOLVED] Stat. Mech: energy-temperature relation of a perfect classical gas
1090. [SOLVED] statistical physisc
1091. ideal gas
1092. [SOLVED] Eigenfunctions...
1093. kittel chapter 8
1094. Spring powered dragster.
1095. quantum integral problem
1096. A Problem of "REOCCURENCE"
1097. Degenerate Perturbation Theory Question
1098. Commutators
1099. kittel problem 8.1
1100. [SOLVED] Moon's future rotation
1101. Virial Thereom
1102. Magnetic Fields and Current
1103. Driven Harmonic Oscillator
1104. tricky and tough.
1105. Problem involving Newtonian Gravity and a tunnel through the Earth
1106. Horizontal Plane
1107. Compton Scattering Using Mandel-Stam Variables
1108. Charged Beads
1109. [SOLVED] Thermodynamics Question and My Answer
1110. Lenses Coursework! Need Your Help!
1111. [SOLVED] Optical Physics; Light Entering an Atmosphere
1112. stationary point
1113. Kronig-Penney model
1114. quantum question
1115. Weak Field metric
1116. Latent Heat Problems !!! Help
1117. Electric ,plz helpppppp
1118. [SOLVED] Electric Dipole
1119. Waves and Optics Question
1120. Rigid Pendulum "g" derivation equation
1121. Electric potential in relation to electric field problem
1122. Reflection coefficient at a copper boundary
1123. A 2D Oscillator...
1124. 7th grade Ground State Harmonic Oscillator problem
1125. Statistical Physics?
1126. Grand Canonical ensemble
1127. magnetism
1128. Acceleration of a rolling sphere up a ramp
1129. [SOLVED] given potential find F
1130. Gravitons?
1131. Derivation Problem
1132. Solution of time-dependent Schroedinger Equation
1133. entropy problem
1134. Variational Principle
1135. [SOLVED] photon+deuteron--&gt;p+n , E(photon)=?
1136. [SOLVED] Lagrange/Hamilton system
1137. GPS systems
1138. Investigating Fuses
1139. Investigating Fuses
1140. Thermodyanamic Problem
1141. Potencial as a representation of S3
1142. Velocity of a Rotating Rod
1143. Kinetic Energy & Forces
1144. [SOLVED] Conservation of Energy
1145. [SOLVED] billiards
1146. Latent Heat Problem
1147. Easy Question, Nuclear Nomenclature
1148. Wavefunction in 1-dimension
1149. Classical Mechanics 3 Masses
1150. Electric Potential and Superposition of Electric Potential
1151. Electric Potential
1152. Car Collsions Coursework! Help!!!
1153. Thermal Physics - heat
1154. Transportation of Charges and Energy Lost
1155. Stupid differential algebra problem
1156. electric potential....again.
1157. Thermal and stat. Physics question
1158. Photoelectric Effect Experiment
1159. Precessing electron, probability of spins
1160. Equivalent Resistance
1161. Relativistic decay
1162. Free Body Diagram help
1163. Molecular dynamics / total energy
1164. fermi gas
1165. Ideal rocket equation application help
1166. kittel chapter 7
1167. [SOLVED] Induced Current
1168. [SOLVED] Direction of Current
1169. Coulomb interaction energy of two oscillators
1170. Classical particle distribution in a harmonic potential question
1171. [SOLVED] Momentum and Lorentz-force
1172. kittel page 174
1173. Generating Heat
1174. kittel problem 7.3
1175. [Electrostatics] Flux Problem,
1176. oscillation AND SHM
1177. [SOLVED] kittel chapter 7
1178. Bungee Jump Physics problem.
1179. Help with projectile motion problem! Solution?
1180. Electric monopole, dipole of sphere
1181. Electric Potential Problem
1182. [SOLVED] kittel problem 7.1
1183. [SOLVED] kittel chapter 7
1184. [SOLVED] Falling raindrop
1185. Uniform Circular Motion
1186. potential of two infinite lines of charge
1187. solve for x(t), I just keep seeing 0
1188. [SOLVED] Man on a boat (Classical momentum problem)
1189. electrostatics
1190. Frictional energy transfer
1191. Electrostatics
1192. Proof the internal pressure is 0 for an ideal gas and ((n^2)a)/(v^2) for a Van der Wa
1193. Proof that PV^gamma is constant in a reversable adiabatic condition.
1194. [SOLVED] spinning pencil
1195. [SOLVED] spinning top
1196. helium radius
1197. Net charge through wire
1198. de Broglie Wavelengths: Need clarification for questions.
1199. Wave Questions
1200. A little factorisation
1201. electric potential and field of a thick spherical shell
1202. Entropy over time
1203. Mechanical Physics: Momentum
1204. Quantum Potential Energy of SHM
1205. Which processes are posible and why?
1206. Wave speed of a string
1207. The Electric Field of a Ball of Uniform Charge Density
1208. Dipole moment
1209. Conservation of ang. momentum using Euler-Lag. Eqns (help! ;-)
1210. Exponential operator multiplication
1211. q-value calculation - nuclear physics
1212. Uniform Acceleration
1213. Need some help with Verlet algorithm
1214. Differential Cross Section for scattering by Hard Sphere
1215. [SOLVED] Find the ground state energy
1216. [SOLVED] Find the energy of oscillator
1217. Magnetism and a compass
1218. 1-d Time Independent Schrodinger Equation Problem
1219. Need Assurance, guidance
1220. One-Dim Time-Indep Schro Eqn
1221. Magnetic Moment of a spinning shell
1222. Find the ground state energy
1223. Find the energy of oscillator
1224. Kirchoff’s Rules
1225. [SOLVED] Help with understanding the uncertainty principle
1226. Thermal equilibrium of A and B, microstates and quanta
1227. A beam/plate on elastic foundation.....
1228. Frictional Energy Losses in a Clutched Flywheel
1229. Cosmology Question: Expansion of the Universe
1230. [SOLVED] kittel page 166
1231. Energies of a Bohr atom
1232. Central Force Problem; Need Help Solving Difficult Integral
1233. Magnetic Field Line Integral Problem
1234. [SOLVED] Griffiths Problem 3.28
1235. [SOLVED] Griffiths page 150
1236. Thermal Physics Relation
1237. Help with deriving Lorentz Factor
1238. Plz help me For these physic problems!!
1239. QM step potential
1240. two-particle QM Infinite Well
1241. Accelerating Elastic Pendulum (Lagrangian)
1242. Free-fall Acceleration with Centrifugal Force
1243. fixed versus free energy
1244. Battery problem
1245. Electric Current
1246. [SOLVED] Wave Function Solution
1247. Quantum perturbation corrections
1248. AP Electronics
1249. Potential Energy of an Object
1250. Bending stress of beam on flat surface...?
1251. Latent heat of steam
1252. Schrodinger's equation problem
1253. Mass-Radius relation of a Neutron star
1254. Time dilation
1255. [SOLVED] Classical mechanics: ball rolling in a hollow sphere
1256. How relative density depends on R in a Centrifuge
1257. covariant derivative
1258. kittel question
1259. inertia problem
1260. [SOLVED] simple electrostatics problem
1261. Hard Quantum Question
1262. Euler's equations
1263. how fast is that proton?
1264. Step potentials
1265. [SOLVED] inertia problem
1266. angular velocity and angular momentum vectors
1267. Eddy currents and torque.
1268. inertia tensor
1269. Energy of Spherical Distribution
1270. Three object net gravitational field problem
1271. geodesic equation
1272. influence of temperature on the coefficient of restitution
1273. Frequency in two different wires
1274. Math Physics... Tricky Integrals go Over my Head
1275. [SOLVED] reif, problem 2.4
1276. Electricity and Magetism
1277. Oscillation/amplitude question
1278. hydrogen Atom (this is not chemistry!)
1279. [SOLVED] Probability Current for Free Particle Wave Function
1280. The old Canoe question
1281. Thermodynamics - pressure and temp.
1282. method of variation
1283. Thermodynamic Work Function
1284. Finding the mass of a object without a scale or density
1285. Commutator
1286. Please help...Give the following operators:
1287. kittel's solid-state physics book
1288. inverting a tensor equation
1289. HELP!!! Dont understand question
1290. Relatively simple question regarding Thermo (entropy and heating)
1291. Homoclinic orbit in the Logistic Map
1292. [SOLVED] GRIFFITH 3.18 Please explain how they got this
1293. GRIFFITH Ex 3.8 with different V
1294. Electric dipole's maximum angular velocity
1295. [SOLVED] Thermodynamics / Statistical Mechanics - Additivity of Entropy for Two Spin
1296. Calculate the pitch of eletron cyclotron in b field.
1297. Kinematics: General Plane Motion
1298. Capacitance (should be simple)
1299. [SOLVED] Rotational Kinetic Energy and distribution of diatomic molecules
1300. symmetric object prove principle axis goes through CM
1301. Griffith's Problem 3.19
1302. Show that the eigenvalues of the overlap matrix are positive..
1303. [SOLVED] Griffiths Example 3.6
1304. Griffiths Problem 3.17
1305. Time Dilation to Length Contraction
1306. [SOLVED] Griffiths Example 3.8
1307. Lorentz transformation lab to CM system
1308. Sakurai Chapter 1 Question 8
1309. Sakurai Chapter 1 Question 4c
1310. electric potential of cylinder
1311. Puck in Ice, coriolis force
1312. [SOLVED] ratio H/R to in tensor problem, just making sure i did this right
1313. [SOLVED] Bouncing Electrongs
1314. [SOLVED] Moment of Inertia tensor SETUP, not to difficult but cant figure it out
1315. Laplace's Equation in Cylindrical Coordinates
1316. Help needed! Mean free path of photons.
1317. Geodesics and their linear equations
1318. Thermal Radiation of MARS problemo
1319. Alpha-decay
1320. Acceleration of a charged particle
1321. Feynman-Hellmann Theorem
1322. pion decay
1323. Monopole Moment of a sphere of charge
1324. Radiation problem
1325. Pauli Spin Matrix Problem
1326. The Ratio intensities of two sounds
1327. relativistic speed
1328. [SOLVED] GPS and special relativity
1329. [SOLVED] Stupid question about Clebsch Gordan
1330. Potential Difference
1331. [SOLVED] Electron charge distribution
1332. when does the Hartree-Fock approximation fail?
1333. double bar matrix element
1334. Normalizing Hydrogen wavefunction
1335. Transducer design
1336. [SOLVED] Newton's third law
1337. Thermodynamics, adiabatic process
1338. [SOLVED] phonons
1339. 3 spring shock absorber help
1340. Polarizability of a single hydrogen atom
1341. Motion
1342. Evidence that the Universe is Electrically Neutral
1343. copper crystal
1344. Rotational And Vibrational States
1345. [SOLVED] Proving Cauchy-Schartz inequality in Brak-ket notation
1346. Charge of Shell
1347. Doppler Broadening
1348. pathria 3.14
1349. [SOLVED] Find velocity of object dropped through hole in center of earth
1350. Hamiltonian for homogeneous system
1351. [SOLVED] Simple Optics - being stupid?!!!
1352. Nodal Problemos
1353. Transmission
1354. Neutrino mixing
1355. physics-acceleration
1356. QM, central potential, system collapse
1357. Work by an ideal gas in a thermodynamic cycle
1358. Volume of gas in a thermdynamic cycle
1359. HII regions, on-the-spot approximations
1360. Plane pendulum in terms of the x axis
1361. spin-parity for excited O-15 states
1362. Griffiths page 80
1363. How to calculate emittance, thermal Irradiance & net radiant heat loss from temp.?
1364. [SOLVED] Griffiths page 124
1365. [SOLVED] Hydrogen atom (finding electron probability)
1366. Induced emf and Faraday's law
1367. What happens when semiconductor melt?
1368. Grounded conducting hollow sphere
1369. The work required for adding a charge to an infinite charge distribution
1370. thermal physics: work and heat
1371. stream line plot
1372. [SOLVED] Air resistance
1373. Fluid Mechanics: streamlines for a flow
1374. Fluid Mechanics local acceleration and convective acceleration
1375. [SOLVED] Griffiths Problem 3.4
1376. [SOLVED] Mass on a spring
1377. Shell Model Spin-parity
1378. [SOLVED] Energy Density of Sunlight
1379. [SOLVED] Griffith's Second Uniqueness Theorem
1380. Thermodynamics: Irreversible process.
1381. gravitational contraction Q
1382. [SOLVED] electrostatics problem
1383. notational problem in tensor calculus
1384. Modern Physics Question
1385. [SOLVED] Normalization of wave functions
1386. Pulley question
1387. quick check
1388. Dynamics: Curvilinear motion
1389. [SOLVED] Quantum Angular momentum Question
1390. your hints please in an Quantum Assignment
1391. rotationally invariant hamiltonian
1392. [SOLVED] Forces
1393. [SOLVED] Particle in a box
1394. Electrostatic Pressure
1395. [SOLVED] Magnatism-Induction
1396. [SOLVED] squaring units
1397. AP Physics B optics HELP
1398. 2 Masses on a spring and a rocket with changing mass and air resistance
1399. [SOLVED] molecular orbital wavefunctions
1400. potential energy
1401. 2-system combinated balls 1 get striked
1402. uniform circular motion issue
1403. Classical Mechanics: Lagrangian of a falling yo-yo
1404. Sinusoidal Waves and Intensity
1405. [SOLVED] Newton's Law Flat Curve
1406. Klein-Gordon propagator
1407. coriolis acceleartion
1408. [SOLVED] Ideal Gas Law Application
1409. Projectile Fired Up A Hill
1410. Vector Distance and Direction
1411. cosmology help
1412. Particle Interaction
1413. Relative Motion
1414. Newton's Laws w/friction
1415. [SOLVED] Equipartition Theorem
1416. Particle physics problem
1417. Particle through a slit Uncertainty of position
1418. Defibrillator
1419. Resistances in Series, Parallel, and Series-Parallel Combinations
1420. Newtonian Mechanics - single particle
1421. Dynamics Question with Rotational Axis Theorem
1422. special relativity
1423. please check my solution
1424. Geodesics in a 2D embedded space
1425. [SOLVED] Distance between 2 orbits of a black hole
1426. Nanowire-based logic circuits
1427. [SOLVED] extensive quantity
1428. maximum stress
1429. [SOLVED] invariance of maxwell's equations under Gauge transformation
1430. Water and Ice heat transfer equilibrium
1431. [SOLVED] volume of gas in a cylindrical vessel on which a piston has been placed
1432. 1 dimensional charge distribution
1433. [SOLVED] Qunatum Angular Momentum
1434. Wave functions
1435. thermodynamics problem
1436. [SOLVED] Amount of Energy emitted from the sun to the earth
1437. [Special Relativity] Energy-momentum invariant question
1438. Ideal gas and Thermo question
1439. Standing Sound Waves
1440. Direct Sum of Lie Algebras
1441. Potential energy approximation
1442. Classical Mechanics problem
1443. [SOLVED] Cathode Ray - No Electric Field
1444. Jumps within Electron Configurations
1445. Conserved Quantities in de Sitter ST
1446. Trajectories in spacetime
1447. Thermodynamics - how to go ahead?
1448. Classical Mechanics Dynamic Drag Resistance
1449. Cosmological constant as a perfect fluid
1450. Heat flow through metal bars
1451. [SOLVED] Block on Inclination
1452. Properties of Dirac delta function
1453. hexagonal crystal structure
1454. Trying to find <x>
1455. [SOLVED] energy transfer?
1456. [SOLVED] Spring Hooke's law
1457. Pendulum damped
1458. Circuit Analyses
1459. [SOLVED] spinning liquid creating a parabolic shape
1460. Mean radius, r.m.s. radius of nucleus
1461. Straight lines in Polar Form
1462. Coulomb's Law Theory
1463. identical particles
1464. commutators
1465. de Broglie wavelength of electron
1466. thermodynamics
1467. Thermal Equilibrium
1468. thermodynamics
1469. Photoelectric Effect and electrostatic potential
1470. [SOLVED] wave functions
1471. Half life and the age of a planet
1472. Half life
1473. Electromagnetic shower
1474. Particles in a tube
1475. Thermodynamics(Second Virial Coefficient of CO2)
1476. Multi-loop circuit (kirchoffs laws)
1477. Coulomb's Law
1478. Damped Oscillation
1479. Question on Thermodynamics (adiabatic and isothermal expansions)
1480. ENGR MECHANICS STATICS PROBLEM (summation of forces)
1481. [SOLVED] help with variatinal method
1482. estimating charges coulomb's law
1483. Multipath dispersion of a pulse of light in an optical fiber.
1484. [SOLVED] Beam Divergence
1485. Optical extinction
1486. [SOLVED] Energy of a damped oscillator
1487. Valence angle
1488. Two Offset Slits
1489. nanodevices
1490. [SOLVED] River channel problem using Bernoulli and Continuity
1491. [SOLVED] Orbit Question
1492. cylindrical wavefront
1493. [SOLVED] Analytical Classical Dynamics: Newton's Laws
1494. Electric field:neutral sphere
1495. derivative of the cross and dot product
1496. Transcendental Retarding Force
1497. Phase Space Graph
1498. Vibration and Waves: Springs
1499. The energy of the magnetic field
1500. Momentum help please
1501. Slightly confused with Spacetime Diagrams
1502. Point Charges
1503. Qualitative description of maxwells equations
1504. Gauss's Law in differential form
1505. Vertical motion with retarding force
1506. Helmholtz coils
1507. [SOLVED] Help needed with Gauss's Law and Net Flux
1508. [SOLVED] QM: Spin -orbit coupling: Solve [(L.S), L]
1509. solid state physics
1510. EM Lagrangian
1511. Rewriting quantum gates as CNOT+rotations
1512. [SOLVED] coefficient of restitution
1513. [SOLVED] Hyperfine splitting of deuterium
1514. non-linear dynamics
1515. Einstein solid, Sterling approximation
1516. particle in non-inertial reference frame
1517. infinite potential barrier
1518. Infinite potential well problem
1519. dopple shifts of binary stars
1520. tunneling probability problem
1521. Magnetic vector potential.
1522. Solid Angle Question
1523. Floating sphere
1524. Induced electric field outside a solenoid
1525. Adiabatic Compression
1526. Electric Potential Energy Among Multiple Charges
1527. How to complete this
1528. Eigenvalue problem
1529. Helmholtz' Theorem Proof
1530. [SOLVED] Constant force perturbation of the quantum SHO
1531. question about proper time
1532. probability
1533. Optics Question
1534. Bohr Quantization Rule for Angular Momentum
1535. Proof of Electric Dipole Equations
1536. bogoliubov transform
1537. Kinetic energy of inelastic collision problem
1538. Conservation Laws and Projectile Motion
1539. Potential Inside a Hollow Conduction Sphere...
1540. 3 attempts to solve rotational problem, all failed. Please help!!!
1541. Singlett and tripplett in atomic physics.
1542. The physical meaning of Maxwell stress tensor
1543. dimensionless schrodinger EQ
1544. Thermodynamics
1545. Line Element on a 3-Sphere
1546. Figuring out time to center of the Earth via a vacuum hole
1547. Planck's Law Problem
1548. lagrangian equation of motion
1549. Conservation and Non-conservation energy
1550. [SOLVED] Addition of Spin 1/2
1551. lagrangian equation of motion
1552. Conservation and Non-conservation energy
1553. Star Equations & Derivations
1554. [SOLVED] Density of a star
1555. Conformally Flat Space Time
1556. Temperature Profile
1557. [SOLVED] Klein-Gordon Causality calculation
1558. Wien's Displacement Law
1559. [SOLVED] primitive cell
1560. Deflection of an electron due to gravity.
1561. Rolling Cone - (Rotating Coordinate systems)
1562. Anyone familiar with "centrifugal potential" and "brachistochrone" in polar coords?
1563. A hydrogen atom in a weak time-dependent perturbation
1564. [SOLVED] Lorentz Representations
1565. Theory of relativity help
1566. quantum oscillator
1567. X direction and -X direction
1568. Hydrostatic/Rigid Body Motion Problem
1569. Two particles on an x axis
1570. Point Charge Problem
1571. Symplectic notation problem
1572. Spectroscopy question
1573. Pressure induced transition of graphite to diamond -- homework help
1574. Dynamics Laminar Flow Problem
1575. [SOLVED] Inhomogenous maxwell equation
1576. Particle Strangeness
1577. Gauss's Law
1578. Observed radial velocity of a Binary Star system
1579. harmonic motion 2
1580. harmonic motion
1581. ideal gas question(thermal physics)
1582. Quantum operator problem
1583. Mass-spring potential energy
1584. relativistic invaraiance of a simple electrodynamic quantity
1585. Electric charges and forces
1586. Schrodinger's equation is linear
1587. Thermocouple-Uses and how it Works???
1588. Electromagnetism Homogeneous Wave Equation
1589. Parity of a wavefunction
1590. Navier-Stokes equation
1591. QM Oscillator Question
1592. Hall Probe Voltage
1593. Magetic field due to straight current wire
1594. Conductivity Tensor
1595. Length Contraction
1596. mass-spring-damper system
1597. Quantum Fields
1598. NPN Transistor
1599. [SOLVED] Sakurai Ch.3 Pr.6
1600. Quantum harmonic oscillator problem
1601. circular motion
1602. Special Rel. Creates pions decaying, most of question completed.
1603. Nuclear binding energies
1604. Partition function for a gas in a cylinder -- urgent!
1605. Triplet Production
1606. Strong force, low energy proton scattering
1607. dirac delta function
1608. About ThermalDynamics
1609. Thermodynamics Problem
1610. [SOLVED] Integration change of variables
1611. Perturbation Theory energy shift
1612. [SOLVED] Gaussian Form Integration
1613. Potential Energy part 2
1614. Mass moment of inertia (angular mass)
1615. deBroglie wavelength / particle phys
1616. Perturbation Theory transmission probability
1617. Collision objects>>> Help please
1618. [SOLVED] angular equation (schrodinger)
1619. Hunds rule
1620. Potential Energy
1621. Power
1622. Theoretical treatment to determine speed of sound in gases
1623. Quantum Electronics
1624. Dirac Equation 2!
1625. One Final Special Relativity collision problem (no new particles created)
1626. Nuclear Physics Problem
1627. [SOLVED] Calculate time evolution of Schrodinger wave equation
1628. Simple question about photons turning into electorn positron pairs.
1629. Spin polarization 4-vector
1630. Magnetization and Spins
1631. The Landau Gauge
1632. scattering problem
1633. Thermodynamics
1634. [SOLVED] Combination of uncertainties/errors when dealing with equations
1635. Essay Topic
1636. [SOLVED] Klein Gordon equation, probability density
1637. [SOLVED] The Dirac Equation
1638. Equation of continuity
1639. help on double slit with different polarizations
1640. [SOLVED] Wavepackets
1641. A few questions about QFT
1642. Thermal Energy ( Question )
1643. Relativistic Doppler shift Problem
1644. [SOLVED] Relativistc probability current
1645. Meson emission, real or virtual?
1646. born approximation
1647. Energy raising/lowering operators, algebra
1648. Wavepacket expansion coefficients
1649. Orthonormality condition proof
1650. Harm osc, anharmonic perturbation
1651. Partition function
1652. streamline, stream-tube
1653. Difficult integration
1654. random qubit state generating
1655. Question on open channel flows
1656. classical scattering off a paraboloid
1657. Wavefunction normalization
1658. classical scattering off an ellipsoid
1659. Electromagnetism
1660. Proximity sensor with LDR
1661. Special Rel Colliding Particles Problem
1662. Injective and surjective?
1663. [SOLVED] energies of spin states
1664. Thermodynamic/Statistical Physics proof
1665. [SOLVED] time-dependent perturbation theory
1666. Particle's Probability Density Momentum Distribution
1667. [SOLVED] QM: system with two lin. independent states
1668. plese help me
1669. Electric field in an empty cavity
1670. Complex field lagrangian
1671. [SOLVED] QM variational principle
1672. tight binding methode
1673. Magnetic susceptibility of ferromagnets
1674. Electric field at the surface of a conductor
1675. Gauss' law (1/r^3 instead of 1/r^2)
1676. Infinite square well potential suddenly moved
1677. heat transfer in motional bodies
1678. fine and hyperfine structure
1679. Mechanics
1680. time-independent perturbation theory
1681. Einstein Summation Convention / Lorentz "Boost"
1682. What is a function of state?
1683. light problem..
1684. inteference fringes
1685. perturbations and harmonic oscillator
1686. Q of p+p reaction.
1687. photon gas
1688. A Damped Torsion Pendulum
1689. Current loop + perpendicular current : magnetic field?
1690. Why the charged particles flow perpendicular to the magnetic field??
1691. Rutherford Data Analysis
1692. Gauss' Law (imaginary surface)
1693. Angular momentum
1694. Special Relativity angles
1695. Einstein; The principle of relativity and the law of propagation of light.
1696. [SOLVED] Variable Length Pendulum
1697. Frist Law of Thermodynamics.
1698. Spin-orbit coupling in a mercury atom
1699. Relativity: Projectile Motion at an Angle on Spaceship
1700. Spin problem question...
1701. line integral with green's theorm
1702. [SOLVED] Relativistic Effects in the magnetic field of a synchroton
1703. beta plus decay
1704. Particle physics problem
1705. [SOLVED] subspace
1706. Pascal's Principle?
1707. lienard-wichert potentials
1708. OPTICS - Final tomorrow - Practice test help
1709. Photons in a constant field
1710. Please Help Cosmology Friedmann
1711. Neutron Decay
1712. Dark matter
1713. Gauge Pressure Question (Is answer correct?)
1714. Shear Modulus/Relative Displacement
1715. Angular Momentum!
1716. Linearizing Stefan-Boltzmann equation
1717. angular momentum quantum mechanics
1718. infinite square well
1719. Harmonics and Telegrapher's Equation
1720. covariant four vector
1721. Question about relativistic effects at synchrotons
1722. Please Help Me With This Question
1723. matrix mechanics
1724. Magnetisation due to conduction electrons
1725. Radiation question
1726. Fresnel coeff
1727. Carnot Engine problem (including entropy?)
1728. photoelectric question#3
1729. Photoelectric question#2
1730. Photoelectric Effect question
1731. Quantum Mechanics question
1732. Magnetic Field in a Toroid
1733. Lagrangian
1734. varshini fitting
1735. [SOLVED] expectation value of P^2 for particle in 2d box
1736. coupled harmonic oscillators
1737. F Transform
1738. Can entropy change be zero for an irreversible process?
1739. [SOLVED] Optics - Diffraction
1740. Can anyone recommend a good textbook for Analytical Mechanics
1741. Runge Kutta method help
1742. Several physics questions
1743. Stumped on E&M problem
1744. MeV related to Velocity ??
1745. fluids
1746. Question of Statistical Thermodynamics (Boltzmann Distribution)
1747. probe's orbit
1748. energy levels in quantum well structures
1749. Motion on a paraboloid
1750. [SOLVED] Faraday's law problem
1751. Single slit diffraction
1752. Magnetic field of rotating cylinder
1753. [SOLVED] Mechnics - Small Oscillations
1754. [SOLVED] N+pi-&gt;N+pi exercise in QFT
1755. Quantum Mechanics: Free particle scattering/tunneling w/ combination well/barrier
1756. [SOLVED] Making the math easier
1757. Galileo's circle
1758. Particle in a box... wave function problem
1759. entropy
1760. spin one-half particle
1761. [SOLVED] Potential of a sphere
1762. Time evolution of spherical harmonics
1763. Calculate the lattice constant of a body-centered cubic iron
1764. Quantuam Mechanics: Discussion of unbound states of a combination well and barrier
1765. Damped Pendulum, finding Q factor
1766. Distribution of electrons below the Fermi energy
1767. [SOLVED] Dynamics/Kinematics of Particles Help
1768. Schrodinger Equation help
1769. [SOLVED] Heisenberg Uncertainty Principle question
1770. Equilibrium - Particle in Bowl, looking for guidance!!
1771. Confusing Friction + Pulley question
1772. Lorentz and Coulomb gauges
1773. Urgent! Relativity: Pion decay... can someone check my answers please!
1774. qm problem
1775. [SOLVED] Absorption of Photons question
1776. [SOLVED] Kinetic energy of harmonic oscilator
1777. Probability current density
1778. why massless particles must travel at c
1779. energy transition
1780. How can we find the variance of S_x, S_y, and S_z?
1781. the period of the resulting SHM
1782. [SOLVED] Compton Effect question
1783. Expansion in spherical harmonics sin(theta)
1784. A pretty difficult problem about oscillatory circuit
1785. [SOLVED] feynman rules
1786. Function profile of toothed and plane parallel plates, then fourier transform.
1787. energy level approximation
1788. Simple quantum mechanics question
1789. Can't make [L_z,p^2]=0
1790. Hyperbolic Kick, Why is happens??
1791. [SOLVED] hydrogen atom
1792. Gravitational potential of a thin ring
1793. GR and time dilation
1794. Polaroid filters question