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  1. Help in TEM wave propagation for a solenoid or magnetic dipole.
  2. Rolling wheel paradox
  3. What does polarization really mean?
  4. Confining Charged Particles
  5. Why do inductors store energy in mag. field?
  6. Question about Galileo's principle of relativity
  7. there are more than one center of mass for a n-particles system !
  8. An infrared light that makes a stamp on a the hand visible
  9. Magnetic pressure and bar magnets
  10. Blackbody Radiation
  11. What makes Jackson's Electrodynamics so difficult?
  12. Air Mass flow rate = constant
  13. measuring g with an index card and a pin
  14. Friction depends upon area or not?
  15. Electomagnetism/Generator Questions
  16. Why does light travel so slow?
  17. centripetal and fugal forces
  18. Lagrangian and Hamtiltonian
  19. Angular Momentum about Center of Mass
  20. Interpretation of tensor indices
  21. Eigenfrequency
  22. Solve for dimensions of rectangular prism given inertia
  23. Derivative of energy is force?
  24. Confusion about the nature of torque.
  25. Electricity generator theory question
  26. How fundamental is Law of Conservation of Energy?
  27. derviation of Moment of inertia
  28. Cold Guitar - Strings go Sharp
  29. oscillation in quadratic potential
  30. Punch, kicks, collisions in athletic contests
  31. Source of Gravitational Energy
  32. Question about electrostatic equilibrium for a conductor
  33. Billards & energy loss
  34. Activation of a solenoid via induction
  35. did anyone done parameter extraction of metamaterial
  36. peeling a tape!
  37. What is with the law of conservation of momentum?
  38. How to estimate distance by a telescope
  39. Non-uniform dielectric polarization
  40. Relationship between acceleration and distance
  41. Centripetal force in a curved road
  42. Converting joules to newtons
  43. Is heat radiation or...
  44. Frictional coefficient
  45. Induced charge on a conductive shell, potential theory
  46. catalyst question ...
  47. Power required to make gaseous Oxygen
  48. Second moment of area, storing of energy.
  49. A Question about Fermat's Principle
  50. Constitutive Law (stress-strain relationship) of maxwell material
  51. relationship of angular velocy and translational velocity in simple circular motion??
  52. Normal force
  53. Why are 4 different thermodynamical potential?
  54. Precession of a football in flight
  55. What causes the centripetal acceleration of the earth?
  56. Open,closed,and isolated systems.
  57. What processes increase the gap between the present and maximum levels of entropy?
  58. Strength relative to height.
  59. We assumed that rolling without slipping is holonomic
  60. A fun physics teaser problem
  61. Collision between two moving objects (one with a non-known trajectory)?
  62. Impulsive Motion
  63. Order of diffraction
  64. When can Boltzmann distribution be used?
  65. electomagnetic wave frequency and photons
  66. Fraction of energy dissipated when solid cylinder placed on table
  67. Nonlinear Dielectric Heating
  68. Time-reversal invariance and irreversibilities
  69. Flywheel-IVT Problem
  70. Moment library article - question
  71. Please help in Ohm's Law
  72. leakage resistant and capacitor
  73. More efficient to reheat water or keep it at constant temp.?
  74. Plane wave solutions of Maxwell's equations
  75. newtons vs joules (revisited)
  76. birds walking up walls
  77. Origins of Coefficient of Friction and Normal Force
  78. How to calculate acceleration
  79. need help with significant figures
  80. Mean power in driven, damped harmonic oscillators
  81. An impractical bridge, but would it work?
  82. Zoom in is equivalent to move forward?
  83. Physics of golf
  84. Watts to Kinetic Energy
  85. Wanted: (simplified/good-enough) analytical formula for quarter-wave AR coating
  86. Can somebosy please explain the Exponential Model?
  87. Height of water splashes
  88. (Self)Inductance of a straight current carrying wire
  89. electrodynamics of point particle at relativistic velocities
  90. Origins of the coulomb
  91. Newtons second law for coupled oscillators
  92. Difference between heat and work
  93. Information is a form of energy??
  94. Angular/linear magnification
  95. naive question about the speed of light
  96. First-Order Principles of Classical Mechanics
  97. Doppler effect confusion
  98. Conservation laws, Noether's theorem and initial conditions
  99. Why can I see sharply through a very little hole?
  100. Escape Velocity
  101. Equivalent spring constant of rigid bodies
  102. Ideal Gas Mixtures: Dalton vs Amagat Models
  103. Classical statistical mechanics question
  104. Hooke's Formula spring length
  105. Modeling climate with rigid bodies
  106. Magnetic Dipole Moment or Ampere Meters Squared
  107. Drag Coefficient Q - Diagram Included
  108. Mass of air
  109. Acceleration without resultant force (rotating body)
  110. I need help
  111. Phase space trajectories
  112. Bernulli's equation
  113. Confused about dispersion (optics)
  114. Rolling friction
  115. calculating the force between a magnet and an electromagnet
  116. can speed be a imaginary number! validity of work energy theoram in 1D
  117. What if I filled my vehicle with helium...
  118. Question on wave equation of plane wave.
  119. a basic question about entropy and free energy
  120. Energy Interaction
  121. Function to minimize time to go from A to B with limited acceleration
  122. a basic question from screw jack coefficient of friction
  123. Confused about plane wave and skin effect in conductor wire.
  124. Magnetism
  125. Enthalpy change in a chemical reaction
  126. Is the law of entropy radical or smooth?
  127. shere scattering extinction coefficient in bessel beam
  128. Simulating linear acceleration of a vehicle
  129. P-N diodes / rectified ac
  130. Fluid Mechanics - Air Pressure/ Prism
  131. Amplitude Decay Modeling
  132. force vs work
  133. Interesting Optics Measurements?
  134. Magnetic field around a wire ?
  135. force or No force
  136. I still don't understand heat and energy
  137. Find Magnetic and Dielectric Materials with Desired Properties
  138. Point charge moving in an electric field
  139. Lagrangian density of linear elastic solid
  140. need help with an equation, deals with centripetal force acting upon its pivot point
  141. Oscillating system (small board on a halfpipe)
  142. Speed Conversion
  143. Radiation that interacts with hydrogen
  144. Difference between emf and potential difference
  145. Efficient Energy Transfer from Heat?
  146. Boyle's Law
  147. Vladimir G Ivancevic, who is he? credible?
  148. Relationship between Heat and Electron Volts in a reaction
  149. Fahrenheit 451 and activation energy
  150. How Did Newton Find Acceleration due to Gravity? (If he had, indeed)
  151. Wind/Solar/Kinetic From Breaks?
  152. Photons and human distance perception
  153. Infinite grounded plane induced surface charge
  154. Plane Waves and the Poynting Vector
  155. Electroreception
  156. conservation of energy question
  157. 2 newbie questions
  158. Doppler Effect
  159. Alternator energy consumption?
  160. Magnetisation of ferromagnet
  161. Electric field value of light wave conversion to frequency of light wave
  162. Coil turns number
  163. Massive spring
  164. Electric waves
  165. Question on Poynting Vector calculation in wire.
  166. E = Em sin(kx-wt) and I = T+R what wavelength is reflected wave
  167. Quasi-Static Process
  168. beginner's qt on emf
  169. Magnetic Field in a Single Current Coil
  170. Electron Beam Manipulation
  171. Amature national race team needs some help
  172. do mirrors have a maximum reflection value?
  173. Wave theory questions
  174. Cant understand Centripital acc
  175. Help understanding electromagnetism (fields and radiation)?
  176. Charge on inside of holey conducting shell
  177. Heat vs Thermal energy
  178. 2 basic magnetism questions
  179. Explosiveness of supercaps
  180. Calculating the visibility of a satellite
  181. problem in calculating young mudulus
  182. whatwould this magnetic field look like?
  183. Hooke's Law
  184. Double Pendulum Generalized Coordinates
  185. a classical mechanics puzzle
  186. how much charge is there on an conductor
  187. Virial Theorem and Equipartition Theorem
  188. Magnetic field produced by a rotating loop?
  189. Presentation Help :- Vaccum as Dielectric - Properties & Uses
  190. The adiabatic heat gradient is temperature dependent
  191. Friction and gravity
  192. Water Cooling Heat Transfer Calculations
  193. Lorrain & Corson
  194. Entropy of a network system
  195. From voltage to electric/magnetic fields
  196. Pressure Washer, water properties exiting nozzle
  197. Problem understanding number of degrees of freedom
  198. Archimedes' wheel
  199. Temperature at equilibrium?
  200. what drives rubber bands
  201. Transformation matrix
  202. Dirac Algorithm in Python (or similar)
  203. Teaching Tires?
  204. A simple question about a magnet's force on a steel bar
  205. Real gas tables: isentropic work
  206. Inverse square law conundrum
  207. Question on: Classical disintegration of particles, Landau-Lifshitz series on Physics
  208. Building a rotating cylinder
  209. Specific Heat (The Very Concept!)
  210. How would one lose angular momentum in a vacuum?
  211. Planetary motions: translation, rotation, or both?
  212. confusing heat transfer....
  213. Help me overcome my coriolis confusion (probably silly)
  214. Moment of inertia of hollow cylinder, axis orthogonal to length
  215. Volume change when liquid goes to solid.
  216. linear expansion equation
  217. treadmill vs outside running
  218. Induced current with standing magnetic field
  219. Thermal Conduction of my Playstation 3 (Keeping it cool!)
  220. Hamiltonian does NOT equal energy?
  221. how to make a bar magnet from wire
  222. Rodin coil unique magnetics?
  223. low absorption , high absorption
  224. Where does the energy come from to support things?
  225. Torricelli's Law
  226. One force or two forces in Newton's third law?
  227. Find the direction of the parallel polarized E field reflecting off the boundary.
  228. Thermoelectric Effect in Polarized Conductors
  229. Energy in standing waves?
  230. gravitational biot-savart-like force?
  231. Fluid Flow between parallel infinite plates
  232. Does Gravity wipe the increase in 'Entropy' slate clean
  233. Conductors in Electric Fields
  234. Quick question about degeneracy
  235. modeling acceleration due to gravity for large bodies as a function of time
  236. Energy use under different circumstances
  237. Relative acceleration between intertial reference frames?
  238. Angles of a 3D vector
  239. Question about Dead Weights At An Angle
  240. light wavelength measurement
  241. Heat Transfer Calculations
  242. diffusion equation from random motion
  243. Speed of wind turbine to the speed of air
  244. Can mechanical shock enhance the flux through a magnetic circuit?
  245. propagation of light as wave
  246. All Possible Forces Known To Man
  247. What's going on when the pendulum swings?
  248. Why have electron and proton same magnitude of charge?
  249. Gravity and fictitious forces
  250. Understanding Magnetism
  251. EM Lagrangian in terms of E and B
  252. How the HECK do freakin Magnets work???
  253. Finding airgap flux from a permanent magnet
  254. Lagrangian mechanics - Euler Lagrange Equation
  255. Rotation of a solid body about CM?
  256. Unexpected change in potential difference across a parallel circuit
  257. Questions about statics, mechanics, pulleys....
  258. Infinite energy in a point charge
  259. Charpy impact test
  260. Is there some sort of state of matter between a liquid and a gas?
  261. Can there be force couples in a particle system of equilibrium?
  262. Surface point of collision of two spheres?
  263. Mass x Velocity prototype problem
  264. 3D fourier transfrom
  265. Dipole moment (D)
  266. Is the force on a moment/torque carried?
  267. Goldstein - CM - chapter guidance?
  268. change in velocity of light with change in optical density
  269. How do you do a gaussian integral when it contains a heaviside function!?
  270. Buoyancy impulse turbine. Perpetual electricity. Is this possible?
  271. Question on TEM representation used in Griffiths book
  272. why positive or negtive pole of battery can not attract small objects ?
  273. Negative electrical charge on water?? Help!
  274. confusion over melting & crystallization?
  275. Time required to empty a liquid filled contaier through an orifice
  276. microcanonical vs canonical vs grand canonical ensemble
  277. Need clarification about two-force member
  278. Density constant along streamline of incompressible fluid
  279. Conserved quantities and symmetries
  280. Third law of thermodynamics and mixtures
  281. The Vanishing Energy
  282. Calculating Flux from a Permanent Magnet
  283. interesting question about electrostatic induction
  284. Pressure & CFM through port
  285. determining centroid for a non-uniform load?
  286. Spring question
  287. Induced EMF in a spinning wheel
  288. What does <F(t)F(t')> mean?
  289. High speeds due to gravitaional forces
  290. EM fields and energy
  291. hard to imagine spring-mass problem
  292. Heat Transfer->find k alum. experimentally
  293. Flux's Law Concept Question
  294. Subways
  295. Equating solar power to usable heat
  296. effect of motion on E.field of charge.
  297. Work done by the gravitational force
  298. Dielectric question
  299. Computing the action for a particle in a gravitational field...
  300. constraint forces on a circle
  301. Is the gravitational constant actually a variable
  302. Thermodynamic Properties
  303. Ideal Gas Temperature Paradox
  304. When an Electric field does work on a charge, which equation should i use?
  305. is Postive Electric Field at high potential or Negative electric field?
  306. Need a trajectory equation
  307. Capacitance along a vertical resistor
  308. Thermodynamics, meaning of gamma
  309. Cleaning chromatography columns and hydrodynamics
  310. direction of a wave?
  311. Electricity and the Earth
  312. Derivation of the law of the increase of Entropy
  313. Calculation of mercury density
  314. Entropy and reversible processes in statistical approach
  315. Tracking the motion of spheres
  316. Boundary conditions for Laplace's equation
  317. Water phase diagram
  318. Electric fish organs
  319. Non Newtonian Fluids
  320. Using Simulation for Graph Visualization
  321. Wireless transmission of electricity?
  322. Electrical current boiling water
  323. divergence-free polarization of dielectric
  324. science fair project help
  325. EM waves amplitude's effecting penetration?
  326. Electric field due to a point dipole
  327. Question on derivation of Fresnel's equation in Griffiths
  328. A charged conducting wire in an electric field
  329. Need help solving a differential equation.
  330. Strength of air pressure?
  331. Repulsive force of protons against protons.
  332. Do Capacitors Drain the Source?
  333. [Irodov 1.65] Bar on top of a plank on a frictionless surface with a var. force.
  334. Acceleration of a mass hanging from a pulley
  335. Levitating a magnet over a superconducting ring?
  336. Pressure of a system with an isotropic distribution of momenta
  337. how does the frequency of a diaphragm vary?
  338. Optical phase detection
  339. An interesting magnetic physics question about permanent magnets
  340. Why do gases cool on expansion?
  341. Analytical mechanics "for dummies"?
  342. What is the action for E-M in terms of E & B?
  343. Nerissa Gliders
  344. Electric field outside the plates of a capacitor
  345. Spinning Sphere travelling along axis of rotation in fluid
  346. What is the best place to put your hands on a steering wheel?
  347. Showing a top spin won't fall, WITHOUT using angular mechanics
  348. Angular momentum of earth from Lagrangian, am I correct?
  349. MHD for senior undergraduate students
  350. Gauss's Law with electric flux density
  351. Legendre transformation of the CR3BP equations
  352. How much time does it take to the floor to stop a falling book?
  353. Off-axis magnetic field due to a current loop in cartesian coordinates
  354. Induction motor starting direction
  355. Potentials in classical electromagnetism
  356. water drops
  357. What happen to a Fly floating in the air when the train start moving
  358. Wretched Wrenches and Blustering Bolts
  359. Poynting vectors and intensity question
  360. Calculations for raising temperature in specific amount of time
  361. A small doubt in transformer....
  362. kinetic energy paradox
  363. simple question about "fixed volume"
  364. Gravitation law equation as R approaches zero
  365. Question on TEM wave travel in parallel plate transmission line.
  366. Expansion of gas into a vacuum
  367. Electric Potential Concept Question
  368. Gas pressure and container shape.
  369. How does the condensation of steam into water create a vacuum?
  370. Solving projectile motion equations....
  371. Electromagnetic tensor
  372. given g and T, find volume & mass of atmosphere
  373. Calculating total energy of battery (J)
  374. Thermal Expansion of 2 attached metals
  375. Mindblowing electromagnetic induction
  376. EM Wave Boundary Layer Question
  377. losses involved in reflection and refraction
  378. Relationship between Lagrangian and Energy
  379. Is the normal mode frequency of harmonic oscillator related to temperature?
  380. parallel plate capactiors otherside plate
  381. about solving heat equation in half plane
  382. charge density and the Heaviside stepfunction
  383. spring loaded musket
  384. Maximum angle of inclined plane before falling off the plane
  385. Lever / Fulcrum / counterbalance
  386. What is the difference between Mechanics and Classical Mechanics?
  387. capacitors in RC filtering
  388. Disk brakes along the rim of the wheel??
  389. Linear Induction motor
  390. Youngs Double Slit at home
  391. Coast Guarding system
  392. "smoke" ring with only air?
  393. Why does the right hand rule works?
  394. In trusses, does the number of screws on a joint matter?
  395. Principal Virtual Work vs Principal of Minimum Potential Energy
  396. Instantaneous phase
  397. gravitational flux and divergence theorem
  398. Problem with Poisson's Theorem
  399. How much would the earth heat up if all water turned to vapour?
  400. World Physics Olympiad
  401. Fluid dynamics: Hydrostatic equilibrium and density stratification
  402. diffraction
  403. Electrostatic Induction / Conduction Question
  404. Basic thermodynamics
  405. Clarification required: polarization density and displacement field
  406. Electric Potential of a Charged Disk
  407. Path difference
  408. Who discovered electromagnetism before Øersted but dismissed it?
  409. Momentum and Kinetic Energy
  410. Normal Modes and Gravity
  411. Electromagnetic Wave Problem
  412. Complex formulation of classical mechanics
  413. Derivation of Drag Force in air(D=bv)
  414. Do solitons preserve their energy?
  415. Spherical Harmonics expansion
  416. DETERMINDING the axis of rotation
  417. [beginner] Current in a capacitive circuit
  418. moment of inertia and rotational speed of a ball
  419. Why is the magnitude of the magnetic field proportional to the permeability of free s
  420. Work done by friction on a variable slope
  421. Maxwell's Demon Exists
  422. Does chaos theory contend with the second law of thermodynamics?
  423. Temperature of SPACE!!
  424. ¿Is this demonstration of the book from Ernst Mach correct?
  425. Simplified diffusion-convection model w/ Rayleigh-Taylor unstability
  426. The Conservation of Mass
  427. newton's 1st law - pulling force
  428. endothermic reaction: where has the energy disapeared?
  429. How much time will it take to heat something up?
  430. Cyclones?
  431. Wave theory/ diffraction
  432. Atmospheric viscous drag?
  433. Entropy change in free expansion.
  434. Temperature drop on liquid
  435. tricky balance
  436. negative or positive in rolling?!
  437. how to calculate velocity of air
  438. How to calculate the damping factor for a vibrating string?
  439. How to find pressure in the system
  440. Internal energy and thermodynamic entropy
  441. mechanics
  442. charge vs. voltage
  443. drag force and signs of it
  444. Electricity
  445. Noether's THM
  446. Sound
  447. Impact force
  448. THe Concept of Entropy
  449. Alpha particles bouncing off container walls
  450. Induction heating Ice?
  451. What is the "real" second law of thermodynamics?
  452. Kirchoff's radiative balance law and polarisation of emitted light
  453. odds in Damped spring plots
  454. Correct exaggerated drawing of tides
  455. Can't recognize formula
  456. concept of voltage drop
  457. sliding sideways
  458. spring osscilations
  459. polarizing beamsplitter
  460. G.P.E. of a liquid
  461. friction of ball on the impact
  462. Pressure: theory vs. reality
  463. question in optics
  464. Does life violate the 2nd law of thermodynamics?
  465. Weighing fluids with immersed objects
  466. Scientists build world's first anti-laser
  467. Hypothetical questions with a closed system
  468. Light in a electric field
  469. Conductors with off-centered cavity
  470. Dissipation of light
  471. Finding the force vector of an object with angular velocity
  472. Statistical mechanics and probability
  473. How to discharge something through dielectric?
  474. Garraige on saw mill
  475. Coupled Oscillators Initial Conditions and Phase
  476. How to find acceleration without mass?
  477. Circular Motion - Work
  478. 2D Collisions
  479. Simple questions abt pressure
  480. What is the hardest problem you can think of?
  481. Many critical points
  482. Motor Torque
  483. Lightning
  484. Heating elements in a water tank
  485. Computation of direct warming of atmosphere by burning oil
  486. can someone help me understand enthalpy and free energy?
  487. How do I calculate heat loss due to wind?
  488. Question about solenoids
  489. Relative velocity
  490. Electric field of a dipole
  491. Hamilton-Jacobi Theory
  492. gravity question
  493. Defensive Driving
  494. Breaking down forces in three dimensions.
  495. battery question
  496. grass seeds and E field
  497. Question on Q of a quarter wave transformer using lossy transmission line.
  498. 2-form and dissipative systems
  499. standing on a beach!!
  500. How is current conducted in a salt solution?
  501. What is the physical interpretation of this calculus of variations problem?
  502. derive viscous damping coefficient in shm
  503. drift of electrons
  504. Electric potential energy due to a point charge
  505. power hydraulics
  506. Orbital Perpetual Motion Generator
  507. Times of flight for projectiles
  508. Cavitation bubbles interaction...
  509. flow of charges in a conductor
  510. What happens to burned up hydrogen?
  511. electromagnetic waves
  512. Why do magnetic compasses spin when in the presence of magnetic rock?
  513. Recycled Electromagnetic Induction
  514. question on calculating force
  515. 3d modeling of a suspension arm
  516. Impossible problem
  517. Magnetism lingo: Applied H? or Applied B?
  518. Function for Gravity
  519. Question on an example in Griffiths' book, Not a homework
  520. Can a gyro prevent a pendulum from swinging?
  521. Can something keep on accelerating?
  522. Center of mass without calculus has basically only 1 formula?
  523. Deriving Speed In Terms of Potential Difference
  524. The average energy = the most probable energy?
  525. Interference
  526. Can someone please explain...
  527. Resolving Power of a microscope
  528. Question on inductance with magnetic material core.
  529. Self Inductance
  530. Calculating trajectory of spaceship-like object
  531. Magnetic density gradient for PM's
  532. Graham–Lahoz experiment
  533. Coherence
  534. Rectangular wave guide, TE01 mode
  535. conjecture about parallel and series circuits
  536. Mathematical prerequisites for Classical Mechanics
  537. Calculating constant field lines
  538. what are electromagnetic proceses?
  539. Very Simple Conceptual Question About Rolling
  540. Are Maxwell's Equations The Most Pivotal Postulate of Classical Physics?
  541. Fuseable Link for ATV
  542. mechanics problem: rod rolling of a step
  543. Deriving equation of stored electrical energy in a charge distribution.
  544. Wind Turbine Blade Design?
  545. Superadvanced supercapacitors
  546. Question about capacitors
  547. waves
  548. Nice Electrostatic Experiments
  549. Friction clarified
  550. Differential and derivatives [HELP]
  551. Maxwells derivation for speed light
  552. lots of questions on wave optics
  553. Question on a step in deriving Poynting Theorem.
  554. Tension In A Wire
  555. Terminal velocity of spherical body.
  556. it is earthed or not?
  557. Magnetism and Galvanometer
  558. Temperature due to translational energy of molecules?
  559. Why do spinning tops rise?
  560. phantom voltage
  561. Navier stokes equeations, shear term
  562. Help me understand Entropy & P's recurrence theorem
  563. Thermodynamics Hydrostatic Pressure as Function of Height Question
  564. LED efficientcy
  565. evidences of the electromagnetic nature of light
  566. catenary
  567. Current in a Series Circuit
  568. How to choose a damper
  569. what is the difference between ...??
  570. what is the main origin of electromagnetic waves?
  571. Photoelasticity and stress
  572. Particle accelerator project
  573. Height/length of teeth in stator core
  574. Whats the Concept behind "change of electric/magnetic flux"?
  575. Superconductivity
  576. Simple voltage questions
  577. Notation of thermodynamics & heat
  578. Angular Momentum and Coefficient of Restitution
  579. Confused about Poynting Theorem and Retarded field.
  580. Classical Mechanics
  581. using electromagnetic forces to propel large masses, ie maglevs or railguns
  582. Centripetal force
  583. Converting Ions into Electricity
  584. Potential inside an non conducting sphere given the potential on the sphere.
  585. Mechanical Energy in a rotating system
  586. diffusion speed calculation
  587. Questions about eddy currents
  588. Work done in constant volume
  589. Geostationary Satellite Equatorial Plane
  590. Free body diagram for hinged rods
  591. thermodynamics of solids under extreme pressure
  592. Friction
  593. inductance at the centre of circular coil
  594. Magnetic Enrgy (B^2/2u or H^2/8pi)
  595. Hamiltonian field equations
  596. EM field lagrangian
  597. Research Question
  598. Mie/Rayleigh Phase Function Differences
  599. Basic Gaussian Surface Conceptual Problem
  600. Which color reflect UV light best?
  601. A rather specific thermodynamic potential
  602. Another question on Poynting theorem
  603. Internal energy of Van der Waals gas in thermal contact with heat reservoir
  604. Calculate angular velocity of a ball
  605. Beer Temperature Calculator
  606. Mass in "Symplectic techniques in physics" by Guillemin and Sternberg
  607. Gravity
  608. Relative electricity
  609. engine cylinder / piston
  610. Stability of dining table
  611. Conservation of linear momentum when friction is present
  612. What holds solid matter together?
  613. How do magnets work?
  614. Resistance in a Wire
  615. Energy location of Electromagnetic and Charge-current Fields.
  616. Electrostatics
  617. How to find vector magnetic potential given magnetic field?
  618. Friction vs. Applied force
  619. Calculating Power Dissipation in a Circuit
  620. Why is the change in enthalpy 0 during an isothermal process?
  621. Supercritical fluids and interfacial tension
  622. Ice spike
  623. Capacitance in Cylinder
  624. How can we find out from the Lagrangian if energy is conserved?
  625. Steam
  626. Heat and Work Thermodinamic
  627. max power in in sinusoidal circuits
  628. Cast focused shadow
  629. What does a string vibrating at a frequency of 196Hz look like visually?
  630. Convert farads/gram to Wh/kg?
  631. Intensity with distance of LED
  632. experiment to measure the thermal conductivity of a material
  633. question about this equation for capacitance
  634. Physical meaning of a solution to the wave equation, related to Maxwell's equations
  635. Using a particle accelerator as a battery?
  636. Extracting power from a plasma
  637. Magnetic moment of compass needle?
  638. Entropy / 2nd Law Question
  639. Jacobi least time vs. Fermat Hamilton
  640. Force as a function of velocity
  641. Does a constant force = Constant Power?
  642. Current Sources in Superposition Theorem
  643. How do I derive the 1-dimensional form of the wave equation from the general form?
  644. Looking for introductory collision theory resources
  645. Physical significance of vdP (Thermodynamics)
  646. Hamiltonian vector field
  647. G force decleration
  648. Verify Integration and differentiation of a vector.
  649. Can someone explain why book use a vector to explain angular frequency of rotation?
  650. Electric potential in an open circuit
  651. Work done for an adiabatic process
  652. many particle system - problem with cross product
  653. Gas of atoms and thermal light
  654. Experiment where Second Law is violated
  655. How to decide pressure for turbine?
  656. Balls rolling uphill
  657. Silly Question about Potential Energy
  658. Moment of Intertia for changing COG
  659. Why do simple balances always come to rest in a horizontal position ?
  660. Relationship of an object's acceleration with velocity while falling in a fluid
  661. Expression for Angular Frequency
  662. Speed of light through a medium
  663. Work done on a stationary bike
  664. If Moment of Inertia units are mm^4, how do you use it in calculations?
  665. Biot-Savart Law
  666. electricity
  667. Electric field in a more difficult situation
  668. building a strobe light
  669. Explosive Decompression
  670. Optical Spectrum Analyzers - Confused on Units
  671. Are there examples where gravity works indendent of nuclear forces ?
  672. Help with optics experiment
  673. 2nd law of thermodynamics
  674. Where will current move?
  675. What stoppes EM-radiation?
  676. Another battery question
  677. Question about Momentum and Collisions.
  678. Electrostatic containment of negatively charged gas
  679. magnetic field extraction of positive ions
  680. Factor a in Van der Waals equation of state off by a factor of 0.1?
  681. Why do balls spin?
  682. Component of infinitesimal strain tensor
  683. Moon Center of Mass/ Center of Gravity
  684. Forced Wave Equation
  685. Intrinsic Material Properties
  686. Kill my curiosity - Rolling a ball down a ramp, friction or no friction?
  687. Gravitational Potential Energy
  688. Electromagnetic Waves
  689. Entropy of interaction in the nuclei
  690. Buoyancy question
  691. Variations in Refractive Index of atmosphere with altitude ??
  692. Paper blocks electric field?
  693. Doppler Shift at Right Angles Confusion
  694. How to simulate alternate gravity using vertical ropes?
  695. How does an object with no velocity have force
  696. temperature change in pipe of flowing gas
  697. resistive power...
  698. Distribution of charge wrt static electricity
  699. Electronic structure of states of matter
  700. Cheerios effect
  701. If a uniform beam was in space and only was applied a force on one side...(Stress)
  702. Elastic Collisions
  703. Speed Vs Acceleration
  704. Sound Wave Application?
  705. What the Sun will do with long rod?
  706. Lift from airfoils, decrease lift as a result of curved shape at large angles?
  707. Maxwell's tensorial equations.
  708. Gravity with Zero Distance
  709. Friction on a Car
  710. How to Measure Paper's Reflectivity
  711. Earth's orbit around the Sun
  712. Falling body with air resistance
  713. Laser refraction through curved surface and water
  714. Speed of skydiver
  715. terrestrial magnetic field
  716. observing stars with naked eye
  717. Hyperfocal distance v. far-field
  718. Cause of Gravity
  719. Net force = 0, but potential increases?
  720. Prove this. Thank you.
  721. Flow work and the first law of thermodynamics
  722. hydraulic power
  723. Really challenging electric field problems
  724. acceleration
  725. Recycling Heat energy?
  726. Voltage vs Potential Energy Formulas
  727. are solar cells more efficient for specific frequencies of light?
  728. Art project involving the moon
  729. Rotating linear dielectric disk with static B-field
  730. Solving a Lagrangian using an Ansatz
  731. tiny-tim's proof: force on a capacitor plate
  732. electrical power / torque
  733. Determining if a force is making a difference
  734. How is the speed of light constant?
  735. Question in the curl of a cross product.
  736. Speed Of Light In Non-Vacuum
  737. [Optics] Starting a fire with a magnifying glass
  738. Nonlinear graph in the Physical Pendulum
  739. conduction of heat through double glazing
  740. help with parallel axis theorem??
  741. Gravity as a vector Field
  742. How to Measure Gravity, or Gravitational Pull?
  743. Defining dimensions of a linear eddy current brakes permanent magnets
  744. Rotational motion inclined plane
  745. Atomic Vibration
  746. kinematics + motion assignment
  747. The significance of non-ergodic property of statistical mechanics systems for underst
  748. Chemical potential of an ideal gas
  749. Was Feynman right about energy?
  750. Rolling friction
  751. Canonical transformations
  752. Motion of an electron that's created inside a conductor that's in an electric field.
  753. focal length
  754. Intuitive/conceptual understanding of magnetic vector potential
  755. How fast does hot air rise?
  756. Thermodynamics Concepts
  757. potential energy and separation graph
  758. TdS=dH????
  759. Uncertainty
  760. Do Fresnell equations apply to other waves than EM waves?
  761. x-section v. rate constant
  762. Question on transformation of coordinates.
  763. An Introduction to Magnetic Attraction?
  764. Diffraction and interference
  765. Circular Motion Clarification--Centrifugal Force
  766. Building an optics bench
  767. Can a time-varying magnetic field emulate the electric field of a point charge?
  768. Closed systems and mass/energy transference
  769. [beginner] Network coverage inside an elevator?
  770. Drinking from a straw...
  771. Two questions. 180 degrees out of phase.
  772. 3D magnification: how to have equal transverse and longitudinal magnification?
  773. Bending Moments
  774. How do I know if the Hamiltonian is constant?
  775. the electric field definition
  776. Maxwell's profound achievement: the speed of electromagnetic waves
  777. Examples of decreased entropy .
  778. Can electromagnetic induction occur in a single straight wire?
  779. capacitors
  780. earth's magnetic field
  781. EM radiation from a dipole
  782. Does the nabla operator has a unit?
  783. Spring Confusion
  784. van de graaff accelerator -- do-able?
  785. torque equals force?
  786. Refraction
  787. Heat balance
  788. Jumping spring
  789. Can a magnetic field do work on a current-carrying piece of wire?
  790. Internally Reversible and Isothermal Processes
  791. A question on "the action as a function of the co-ordinates" in Landau 1
  792. random motion and rotation
  793. linear momentum and velocity direction
  794. Huygens reflection, flawed?
  795. Linear speed.
  796. humidity
  797. Basic misconception about magnetism?
  798. How many silver bars can a raft made of whole logs bear?
  799. Torque required to accelerate a steel shaft
  800. How do I derive viscosity equation
  801. Car Engine Temp
  802. lightning rod
  803. Does light travel at the speed of light?
  804. Impulse Spring
  805. Gravitational Potential Energy
  806. Forces, vectors and straight lines
  807. Zero gravity and friction
  808. angular momentum
  809. Definition of a reversible process
  810. Change in momentum.
  811. Conceptual Questions:IMPORTANT
  812. Use of the Stefan-Bolzman Law - what is the power (H)?
  813. Time period of a spring system
  814. Temperature and Entropy
  815. electricity
  816. L=rP, T=rF, but w!=rv why?
  817. Solving for velocity for a body with distance varying force
  818. question about how brightness changes over a distance
  819. Trouble understanding ray optics
  820. sodium street lamps and the light they emit
  821. Flowing water temperature mixing
  822. Boltzmann Constant in definition of entropy
  823. Practical-Electricity
  824. Polarization by half-silvered mirror?
  825. heat loss in space
  826. Induction & energy
  827. power source improvisation
  828. Spring and blocks
  829. Do magnets attract magnetic objects of different mass with equal force?
  830. Continuum Idealization
  831. Entropy Change Associated with Work
  832. liquid pressure
  833. Why aren't we using Hydrogen as a source of fuel for cars?
  834. Rotational friction on a surface
  835. What's the truth about phase velocity vs. group velocity?
  836. Integrating Electric Displacement
  837. velocity of red light vs. blue light in water - qualitative reasoning?
  838. Isothermals
  839. waves within the oscilating spring
  840. Laser Incident to Surface Perpendicularly
  841. *simple* example of mechanics problem with no closed-form solution?
  842. how to obtain maxwell relations
  843. Lagrangians and Masses with springs
  844. Cube in Liquid
  845. Convective heat transfer coefficients
  846. Non-newtonian fluid modelling
  847. Electric Field of Moving Charge
  848. Isothermal Compressibility always positive proof
  849. JD Jackson example
  850. 1st Law Of Thermodynamics
  851. Integrating the electric displacement..
  852. Superposition and Magnetism
  853. Forces acting on a ramp
  854. Finding out pressure in a container if you know temp' and state-of-matter ratios
  855. Vibrating strings
  856. shutting down the sprinkler system
  857. Infra-red Light
  858. Gaussian Gun Equation
  859. Hamiltonian of Van der Pol Oscillator
  860. Momentum in EM Field
  861. Carnot's cycle and a-like cycles
  862. Help with Basic Concepts in Thermodynamics
  863. Total electric field within an inductor
  864. Energy lost when current is induced in a loop
  865. Which Formulas have this format?
  866. pressure difference
  867. Linear Polarization
  868. Magnetic Field of a moving Electron
  869. Hugens's principle
  870. light
  871. The Universal Gravitational Constant G
  872. Derivative of the partition function Help
  873. Work and changing forces - Integration
  874. concave mirror
  875. virtual object
  876. Moment of Inertia of a drum with center axle
  877. F=mA confusion
  878. Enropy paradox ? or , tell me why?
  879. The perfect yo-yo
  880. Conservation of momentum and Energy
  881. eddy currents
  882. diffraction of light
  883. Confused: Rotation About an Axis or a Point?
  884. back emf
  885. Solid and Hollow spheres - fields
  886. No photons or waves
  887. Question on an example relating to magnetic boundary condition.
  888. Principle of Superposition for Electric field
  889. Help: Radiation suits for NukeReactors
  890. Doppler Effect: can light waves have different effects, depending on your speed?
  891. Physics of a chemistry experiment
  892. Copper wire's effect on magnetic fields
  893. Force distribution to supporting points
  894. Acoustics Wave Equation
  895. Many-Body Systems
  896. Retarded Time
  897. Quasi-static process
  898. Finding the circle of least confusion for a multi-element optical system
  899. How to absorb negative entropy to reach state of the lowest energy fastest
  900. superposition
  901. Enthalpy change at constant volume?
  902. In a magnetic confinement fusion reactor chamber, how does the gas turn into plasma?
  903. What are electric fields in EMR are and why do they exist?
  904. Isothermal problem!!
  905. Oil and Water Experiment Question
  906. newton's law and energy of conservation
  907. Modeling a Real Insulated Conductor in a Static Electric Field
  908. Discussion of Faradays and Lenz law.
  909. logical specs
  910. Why don't we heat homes using air conditioners?
  911. Why are EM waves blocked by non-conductors?
  912. Microwaving Marshmallows and c
  913. Deduce Temperature variation
  914. Single Slit experiment for Soundwaves; intensity dependant on wavelength or amplitude
  915. Statistical definition of entropy
  916. Equipotential surface
  917. temperature loss - is it correct?
  918. Forced oscillations and ressonance
  919. diffraction of x-rays by crystals
  920. Moment of Inertia of a solid uniform sphere
  921. Angle of a bullet striking a solid object
  922. sound waves
  923. Parametric equation of equipotential curves on a unit sphere
  924. Classical Ideal Gas
  925. Derivation/origin of two equations
  926. Error in Form of Maxwell's Equations?
  927. statistical mechanics
  928. Temperature and thermal equilibrium
  929. EM waves and conducting surfaces
  930. Problem with zero net torque using a particular axis.
  931. Multi Lens/Mirror problems and virtual real images
  932. Reservoir
  933. refractive index of materials at rf frequencies to make a smaller wire antenna
  934. How is Greenwood's Classical Dynamics?
  935. Gibbs free energy
  936. Friction of a rolling object
  937. Formula for moon phase tilt?
  938. An interest thought experiment
  939. diff between aether & EM field
  940. back emf
  941. Photoelectric effect
  942. aspect of light
  943. canonical and conjugate momentum
  944. Parallelogram Rule for combining forces (moments)
  945. can anyone explain Fresnels equations to me ??
  946. Grand partition function
  947. Rotational and linear motion
  948. Lorentz contrast/EM wave question.
  949. Three sources of sound with almost identical frequencies, intensity at a distance?
  950. Magnetic induction by hammering
  951. Fluid flow on a concave curved surface
  952. Gauss's Law and Electric Dipole
  953. Thermometers
  954. The moment about points in a rigid body
  955. Optical Properties of Materials presentation
  956. where does power meter sense current?
  957. photon entropy
  958. Coarse Graining and the Second Law of Thermodynamics
  959. What is more damaging: average power or peak power of a pulsed laser?
  960. Why don't metals polarize light on reflection
  961. How does a potential difference make charges move on a wire? And other questions...
  962. Electic field in cirlce
  963. EM Wave - Where Does the Energy Go?
  964. Pressure Difference
  965. start car engine with dry cell
  966. Magnus Force
  967. Coefficient of Static Friction on a Turntable
  968. book stacking -- how rigorous is the standard proof?
  969. Lagrange's EOM
  970. Thrust from a turbojet engine
  971. refrigerant physical properties
  972. Thin Film Interference
  973. Flow in a bend
  974. How does capillary action not violate conservation of energy?
  975. Infinity corrected lens - expanding before tube lens?
  976. Experiment to measure permittivity or polarizability
  977. Help Understanding Voltage
  978. Oscillating charge
  979. How does a prism affect wavelength?
  980. Maximum stresses in a plate.
  981. Riding a roundabout on a train
  982. Statics - Confusion about forces direction...
  983. Conservation of energy and red shift
  984. Moment(torque) help (bycicle crankset)
  985. Sign Conventions for Paths and Surfaces for Electromagnetic Calculations
  986. what are the dimensions of huygen wavelets
  987. Movement of object in the air.
  988. Mean Energy Fluctuations
  989. Coulombs Law Extended
  990. Heat treatment of steel and the effect on it's hardness
  991. vacuum electricity
  992. How does a linear accelerator produce X-rays?
  993. example of calculation of radiance
  994. E field and radiation?
  995. Ampere's Law with H fields
  996. Moment of Inertia, difference between Ixc, Ix, and Io?
  997. Charles' law and absolute zero
  998. Free Energy
  999. link between atm. pressure by air weight and brownian motion
  1000. Trying to build software about a damped oscillation pendulum in an electric field
  1001. Intuitive description of Cross Sections
  1002. How do opaque objects have colour?
  1003. Length/Time Period squared Relationship of a Simple Pendulum
  1004. dielectric
  1005. Dipole in E-field
  1006. conveyor belt question
  1007. Multiple Wavelength Wave Plates
  1008. From acceleration to position
  1009. Hollow conducting sphere in external E field
  1010. Understanding kinetic energy under Galilean transformations
  1011. Thermodynamic steam tables
  1012. entropy
  1013. Moment of inertia for rectangular plate
  1014. Voltage Drop in Electric Circuits
  1015. Potential energy of quadrupole moments
  1016. diffraction failure?
  1017. Focal Length of Thin Composite Lens
  1018. Acclerating charge ?
  1019. Calculating Magnetic Force
  1020. Wave equation derivation.. Why is the angle assumed to be small?
  1021. Supersonic Flight
  1022. Why is the frequency constant when waves pass through an interface?
  1023. Ball and air resistance (curiously difficult)
  1024. The Doppler Effect
  1025. Can we have electrostatic levitation using capacitor type plates?
  1026. Question about retarded scalar potential and Coulomb Gauge.
  1027. conceptual understanding of generating electricity
  1028. Help in math in retarded potential.
  1029. Better lubricant???
  1030. Combination of translation and spinning, not rolling
  1031. Effects of Multiple Gyroscopes in Defined Configurations
  1032. Question: atomic polarizability (Purcell book)
  1033. Conservation of momentum in a collision involving three objects
  1034. Force acting on a flat plate that is moving trough fluid
  1035. What spectra are these?
  1036. clifford algebras
  1037. Coriolis Acceleration
  1038. Net Torque and Conservation of Angular Momentum
  1039. Newton
  1040. Helmholtz Coils
  1041. Physics of laser pointer attachments: stars, butterflies, etc.
  1042. Help in part of the derivation of Retarded potential.
  1043. 2D stress & 3D stress
  1044. Poynting theorem
  1045. electric field
  1046. Restrahlen Effect and Plasma Frequency
  1047. Help with understanding resonance
  1048. Gauss law in electrodynamics
  1049. Units for moment of inertia of a circle
  1050. Current Density of Circular Current Loop (Jackson)
  1051. Vector's Cross Product, HELP ASAP, Please!
  1052. Electric fields of circuits
  1053. Conservation of energy and friction
  1054. Will they radiate or not?
  1055. Defining the electric current.
  1056. EM wave equations
  1057. Energy when adding waves
  1058. Momentum and Energy Loss
  1059. Force diagram involving friction. Shouldn't there always be an opposite force to N?
  1060. Constant speed vs. repeated acceleration
  1061. (Lagrangian mechanics) Determining generalized coordinates/constraints.
  1062. Can there be a material with relative permittivity < 1?
  1063. Please help in part of derivation in retarted potential formula.
  1064. displacement of a composite beam
  1065. Gravity
  1066. spherical EM wave or one or more photons?
  1067. Trying (desperately) to understand angular momentum...
  1068. fine structure constant
  1069. Effects of lengths of solenoids
  1070. Brass instruments
  1071. Are Lx, Ly, Lz (the components of Angular Momentum)independent to each other?
  1072. Proving the moment of inertia of a thinwalled hollow sphere
  1073. Lost with diffraction
  1074. Why don't waves freeze?
  1075. Plane Wall Heat transfer
  1076. Simple optics questions
  1077. What causes attractions between masses
  1078. Proof of the inverse proportionality of R^2 to the attraction force
  1079. Induced EMF
  1080. Eletrical Circuits
  1081. what is the relationship between chaos and ergodicity?
  1082. Magnetism
  1083. Frenet–Serret formulas, what are the possible applications?
  1084. Magnetic force on ferromagnetic body
  1085. How Kepler derived that T^2 is proportional to r^3
  1086. Proving moment of inertia of hollow sphere with y^2+x^2=R^2 method
  1087. Shouldn't this force have a horizontal component, too?
  1088. Why can this telescope only focus on very near objects?
  1089. Calculus in Impulse Momentum Theorem
  1090. galileo's experiment
  1091. polygon of forces
  1092. maxwell equations
  1093. Action and Reaction Forces
  1094. partition function
  1095. Circuit completion : is it necessary?
  1096. Charge and Reflection
  1097. Please help, derivation of a=v^2/r of the circular motion using calculus
  1098. A question about Absolute Zero
  1099. Can time be a generalized coordinate?
  1100. Collision : When a gnome hits a giant. (Or any non-gnome)
  1101. Optics question
  1102. Centroid
  1103. Expansion of a glass stopper
  1104. Thermal-electrical analogue
  1105. Why does current produce magnetic field (in a deeper sense)
  1106. horn physics
  1107. Is the transfer from 2D mechanics to 3D mechanics intimidating?
  1108. Mountains as wheel-weights?
  1109. Sherwood number - effective and molecular diffusion
  1110. getting lorentz electromagnetic force from hamilton principle
  1111. CD Track problem, Lense and laser
  1112. Gold & band structure at grazing angle
  1113. Acoustics - Critical Bandwidths...?!
  1114. Hydrogen atom at finitine temperature
  1115. KE transfer in a collision
  1116. Heat Transfer from Solid Shaft to Bearing
  1117. Confused about what direction friction really acts in.
  1118. High voltage power transmission and joule's law
  1119. Counter-Steering when driving a motercycle
  1120. application of newton's law of cooling to biophysics experiment
  1121. Induced E field?
  1122. accelerating charges?
  1123. Electric field of a dipole, two different equations??
  1124. Derivation of Stefan-Boltzmann law from Thermodynamics
  1125. Monochromatic light
  1126. Kinetic Rotation Energy
  1127. details on electromagnetic waves?
  1128. Basic question regarding point of view
  1129. 2nd moment of area without using integration
  1130. The rate of heat loss
  1131. Physics of a satellite orbiting the sun
  1132. Sound Wave Speed
  1133. The power input to the compressor
  1134. Electric field inside conductor?
  1135. quick check on P-V diagram
  1136. Do these equations belong to kinematics or dynamics? Or both, maybe?
  1137. Wave lengths affect the speed of photons?
  1138. rotating conducting disk
  1139. fishing lure question
  1140. Electric Field around Conducting Surfaces
  1141. Calculating the motion of a frisbee disc?
  1142. potential energy of an object due to two other objects
  1143. Orbiter & porkchop
  1144. What is constant velocity? This is in a question of moving charge.
  1145. simple/compound machine design
  1146. Drift velocity
  1147. Piezoelectricity
  1148. Energy density in 1D elastic wave
  1149. How can this indicate rotation?
  1150. electric potential generated by a electric loop
  1151. Calculating the amount of emitted heat
  1152. Ejector calculation
  1153. Electron flow over a conducting surface of variable resistivity
  1154. A stream of air 200m/s 25c 100kpa moves toward a wall..stagation point.
  1155. Thermodynamics: Open or Closed System
  1156. Reaction moment in cantilever beam
  1157. Conceptual Question on Rolling Objects
  1158. Electricity use by trains
  1159. The extensivity of enthropy.
  1160. angular velocity problem
  1161. Couette cell design
  1162. Thought Experiment: same objects different mass but same acceleration due to friction
  1163. Fourier’s Law of Conduction
  1164. Evanescent waves, wavevector, and Poynting vector
  1165. Heat Pump Thermodynamics Question
  1166. Calculating the Hydrostatic Force on the wall of a Cylindrical Tank
  1167. Electric field inside a spherical shell
  1168. Orientation Effect on Puncture Test
  1169. EM waves and propagation
  1170. Question on a sinodal charge distribution regarding retarded potential.
  1171. Why current from a socket is dangerous to people?
  1172. Thermodynamics rigid tank, determine electrical energy supplied to air
  1173. Is there a physical reason why conservation of momentum HAS to happen?
  1174. pseudo forces
  1175. Conservation of Energy with an Ellipse
  1176. Derivative of momentum
  1177. Wavevector in 2D
  1178. Recirculating fluid turbine
  1179. Elliptical orbits
  1180. Capacitors as energy storage devices
  1181. dipole and quadrupole moments
  1182. Energy of interfering standing wave
  1183. Conceptual question regarding equal and opposite reactions...
  1184. Reaching any point mass configuration by internal forces
  1185. frame rotation
  1186. Dark spot in Fraunhofer diffraction
  1187. Angular momentum question
  1188. Voltage without charge = current??
  1189. Carnoit Cycle
  1190. How much more energy does it take to melt circular glass that is half the size?
  1191. potential energy of a system of conductors
  1192. Bullwhip wave mechanics: What changes?
  1193. Investigating magnetic field intensity of eddy currents
  1194. Preacceleration in radiation reaction solutions
  1195. Nasty differential equation
  1196. Lumious intensity and flux of photons
  1197. Lagrangian Mechanics Question: How do we get the T and V terms?
  1198. Kinetic Energy of Rotating Water Molecule
  1199. Wave propagation
  1200. convection coeffient, h
  1201. The acceleration of a moving pendulum
  1202. Question about Eletric field?
  1203. On monopoles' symmetry and other concerns
  1204. pressure and volume change problem
  1205. Modes of Propagation in an Optical Fibre
  1206. Modelling Charged Particle Flow
  1207. Potential inside homogenous sphere
  1208. Hamiltonian of wire coil
  1209. Bohm-Aharonov effect
  1210. why is any wave defined by the wavelength, but not by the amplitude?
  1211. simple application of euler-lagrange equation
  1212. Effect of magnetic field on radio waves!
  1213. Direction of wave propagation in isotropic medium
  1214. Capacitor transient response, what happens in the dielectric?
  1215. modeling static buildup/discharge?
  1216. Any tutorial on optic physics using 2 lenses (+ and -)
  1217. Energy transmission by waves
  1218. Help with basic thermodynamics equation (feel like I'm missing something)
  1219. Air Displacement
  1220. Physical interpretation of the Hamiltonian
  1221. The "v" of the Lorentz Force
  1222. Classical Lorentz harmonic oscillator model of photo-phonon inteaction
  1223. Aerodynamic Drag
  1224. RL circuits & discharge rate.
  1225. Gravity Revisted
  1226. Analog Video Acquisition
  1227. Firing the payload to space with cannon
  1228. A few questions on electricity and magnetism and EM fields
  1229. Sun radiation
  1230. What is a nonholonomic constraint?
  1231. Energy Equations
  1232. Analyzing the Movement of a Bicycle (requesting feedback)
  1233. Optics
  1234. Figuring out a motor for a potter's wheel
  1235. examples of isothermal processes in everyday life
  1236. Simp,e Harmonic Motion with Damping
  1237. Capacitance calculation by using conformal mapping
  1238. two standing waves forming a traveling wave...
  1239. Capacitors and 1/RC
  1240. work energy thm and conservation
  1241. Question on retarded time.
  1242. Balance Scale Math
  1243. Fourier Series Analysis
  1244. Lumped model
  1245. How to calculate the capacity of an octupole
  1246. charge at the center of a conducting sphere
  1247. Speed of sound as the sqrt(elasticity/density) and why it must always be < C
  1248. refractive index
  1249. Position of a body moving by Newtons Univ. Law. of Grav., at a point in time
  1250. Function for (damped) SHM as a linear combination of two exponentials
  1251. Air Pressure Liftoff Force
  1252. Electrical Potential Energy
  1253. Calculating Capacitance of a Capacitor
  1254. Lightnings unpredictable path
  1255. Few question in retarded fields E and B
  1256. Mythbusters: Blow your own sail
  1257. Weight distribution, multiple points of contact
  1258. B and H field for a long rod and a disk
  1259. Heat transfer coefficient of water and air with tank problem
  1260. Capacitors
  1261. Young's Double Slits.
  1262. Heat Engines, Entropy and Counter-Intuitiveness
  1263. Van der Pauw paper on Hall Effect Sample Geometry
  1264. Contradiction between ΔV in circuits' wires and Kirchoff's voltage law ?
  1265. Does Gauss' law imply that the universe isn't compactified?
  1266. Removing Water from Fixed Volume
  1267. Bottle of supercooled water + agitation = some ice and water
  1268. Can magnetism exist independently of current or charge?
  1269. Interference of fibre optic signals with mobile phones' microwaves?
  1270. Elastic & Inelastic Collisions: Multiple Coefficents of Restitution... ?
  1271. degree of freedom
  1272. why??
  1273. polarization
  1274. Integrating to solve kinematics problem, bad or good?
  1275. Anyone else enjoy physics less after learning QM?
  1276. orbiting photon
  1277. Solenoid and A Magnet
  1278. magnetic monopoles??
  1279. Linear momentum conservation vs angular momentum conservation
  1280. Coulumbs, Joules and their relation in electronics
  1281. Question about magnetic fields (electromagnet)
  1282. Kinematics question - a bet I made with a friend
  1283. polarization
  1284. advice on building material for a roadable ultralight aircraft
  1285. How does refraction work on the quantum level?
  1286. magnetic field for azimuthal current
  1287. Problem solving
  1288. Given a system at pressure p_sat, is the vapor mass fraction unique?
  1289. Gravitational Potential Energy
  1290. Trigonometry Forces Question
  1291. Suction pressure
  1292. Different Wavelengths of Light in Particle View
  1293. Combustion explained by physics
  1294. Hardest physics exercise book
  1295. Maxwell equation
  1296. why torque?
  1297. pumps and blowers
  1298. idea for physics simulation
  1299. broad laser mirror
  1300. Is there any way possible a magnetic field can cancel out an electric field?
  1301. can you harvest a sails energy withouth movement?
  1302. ball bouncing and rotating off of surface
  1303. No conservation of momentum with bouncing ball?
  1304. Dielectrics, Varying Reflectivity, and Polarization
  1305. Supersonic Lift???
  1306. Shielding from electric/magnetic field using a metal box
  1307. Degree of Freedom
  1308. Analytical Mechanics by Hand,Finch
  1309. Shock waves and entropy
  1310. relative motion
  1311. Confused about entropy trumping evolution on universal scale
  1312. Basic Electronics Question
  1313. Photodiode
  1314. Waves in an elastic medium
  1315. Two forces, 489 N at 11 ◦ and 444 N at 25 ◦ are applied to a car in an effort to accel
  1316. Having exam tomorrow. Magnetic field between capacitors?
  1317. Boltzmann Transport Equation
  1318. Refractive indices question .
  1319. Question in Electric field of a moving point charge
  1320. Temperature at the centre of the earth
  1321. Modeling the Diffusion of Fluorophores - Boundary Conditions Question
  1322. vector calculus question regarding helmholtz theorem
  1323. Which formulation of Newton's second law is more fundamental??
  1324. Connection between precession and resonance frequencies?
  1325. About Lorentz force
  1326. Hydrostatic pressure
  1327. Angular momentum of Moebius strip?
  1328. Homopolar generator
  1329. Please help me to work out this Mathematica pendulum problem! Thanks!
  1330. Rigid body in equilibrium
  1331. Stability Triangle of Forklift
  1332. Calculating an equations error given the error of a single value
  1333. What shapes have the greatest/smallest moment of inertia
  1334. How does a simple pendulum conserve angular momentum?
  1335. Electromagnetism
  1336. Waves
  1337. Holography
  1338. Lagrangian mechanics
  1339. Rare Earth Magnet Degradation
  1340. Problems understanding voltage
  1341. Work and Energy in a Spring
  1342. Two people carrying an object up stairs
  1343. Guitar and harmonics
  1344. Treating the object as "material point" in kinematics
  1345. Freefall with constant velocity
  1346. Polarisation in dielectrics, anyone?
  1347. What stochastic process is associated with spontaneous electromagnetic radiation?
  1348. Mean free path in units g/cm^2
  1349. Fluids (Through an IV) Question
  1350. Calculate yoyo friction energy loss
  1351. How does symmetry affect the shell theorem?
  1352. Thermodynamics
  1353. A question about resonance
  1354. Photonics System
  1355. yo-yo friction?
  1356. Refraction as phase shift
  1357. How to find formula for resonant frequency of a forced oscillator.
  1358. Spring expansion on thermodynamic system
  1359. 3D glasses and polarization, how it works?
  1360. Often a terminology is used in Electrodynamics
  1361. Divergence of current densities
  1362. Is radial acceleration and centripetal acceleration the same thing?
  1363. Magnetic Fields Confusion
  1364. Thermodynamics, positive pressure argument
  1365. Optics - Transmission of plane wave at oblique incidence
  1366. Rotational motion question
  1367. Accleration and Magnetic fields?
  1368. Steam plant operates with ideal reheat -regenerative Ranking cycle.
  1369. inducing a current through moving charges or electromagnetic radiation
  1370. Polarization...?
  1371. The Hall Effect vs. The Lorentz Force
  1372. "Strange" case in finding acceleration
  1373. Lagriangian Mechanics, Rectangle (2D)
  1374. Mass effections to speed (pls help it is urgant..)
  1375. Q in Constant volume process
  1376. Complete position function of time for multibody systems and gravity (Newtonian)
  1377. Magnetic Field Problem
  1378. Which is the proper formula for mag-monopoles attraction?
  1379. What trajectory would have a bullet if fired from equator in a straight line...
  1380. Derivative in cylindrical coordinates.
  1381. problem with accelerating objects with drag
  1382. Bored and curious about kinetic energy
  1383. Non-linear oscillator
  1384. kinetic friction, air resistance, and effect of velocity
  1385. Does lift force decrease as speed decreases?
  1386. Tipping of Car
  1387. Fourier Transform of a Square Annulus
  1388. Capacitors
  1389. NPN transistors
  1390. Fraunhofer (far field) diffraction
  1391. Question about
  1392. Physical explanation of Kronig-Kramers application
  1393. A Rotation Question
  1394. Newton's Third Law on a Inclined Plane
  1395. Collision Detection in 2D Motion
  1396. Question on Poynting Theorem.
  1397. Help in explaining what the book said in fields of a moving point charge.
  1398. spherical aberration in high NA objectives
  1399. goldstein's derivation of E-L equations from D'Alembert
  1400. Could someone please explain the geometrization process?
  1401. Does speed change weight?
  1402. Calcium current to amount of substance units (mol)
  1403. Electric field of an accelerated charge
  1404. Solve Maxwell equations
  1405. scattering and polarization
  1406. Question about electromagnetism
  1407. Doubt on this problem from David Morin's book - Intro to Classical Mech
  1408. Integro-partial differential equation
  1409. Recommendations for texts on the interaction of radiation with matter
  1410. Mass Spectrometer problem
  1411. Thermodynamics- total kinetic energy and rms velocity
  1412. Efficiency of electric generator in the vacuum of space?
  1413. Calculating Acceleration & Force
  1414. On orbital mechanics and the standard model
  1415. Conservation of momentum from the Lagrangian formulation
  1416. Non-Coherent Light Diffraction through Double Slit
  1417. Newtons 1st law
  1418. Circular motion formulas, what does the angle without the function mean?
  1419. Magnetism question.
  1420. Electromagnetism
  1421. Spring Stretching/Compression
  1422. Legendre Transformation of the Hamiltonian
  1423. burning of satellite
  1424. Time period of a pendulum
  1425. Bird in a cage
  1426. Tension
  1427. Energy savings with space elevator
  1428. Fluid dynamics question
  1429. Conservation of Kinetic Energy vs Momentum
  1430. Velocity of light in water cloud
  1431. a question about apparent weight.
  1432. Nucleation
  1433. Tides in sea
  1434. escape velocity
  1435. i am studying in +1. i have a doubt about xt graph and its conversion to vt graph
  1436. Equations for detecting collision
  1437. Help in derivation on a trig function in dipole radiation.
  1438. Which way is the electromagnetic field moving?
  1439. Do uniform circular motion and non-uniform circular motion have same formula for a?
  1440. Is "velocity" technically a force? Is it drawn as vector in free-body-diagrams?
  1441. whirling a bucket full of water
  1442. fall of satellite
  1443. collision of satellites
  1444. shape of earth
  1445. Millennium prize problem
  1446. Friction on bicycle wheels in uniform circular motion
  1447. a growing ball in ideal fluid
  1448. When a man get a shock(current) why he is cought then thrown away?
  1449. magnet height diameter ratio
  1450. Another trig question relate to retarded potential
  1451. using divergence theorem to prove Gauss's law
  1452. speed of light
  1453. Can someone explain non-inertial reference frames
  1454. inflating a tyre
  1455. Spherical electric field of electron.
  1456. Right hand grip rule in rotational kinematics
  1457. what is temperature?
  1458. syphoning efect??
  1459. charge accelerates at bends of the wire???
  1460. Electric potential continuous at boundaries?
  1461. Gravitational PE problem
  1462. Simple Pendulum Experiment questions
  1463. Measuring the Optical Power of a Pulsed Source
  1464. Help with Wave equation
  1465. Cv
  1466. self energy of charges
  1467. Current source and EMF
  1468. Current limited power supply and Ohm's law
  1469. mass of air bubble
  1470. on upthurst
  1471. What is the point of angular momentum?
  1472. Velocity of Longitudinal Waves
  1473. Increase in entropy without change in temperature
  1474. diffraction in a double slit
  1475. Tidal energy - drag on the moon?
  1476. Refraction of Waves
  1477. Poission equation, spherical harmonics, looking for reference
  1478. Problems of Gravitation
  1479. New to the forum - Stored energy to melt ice
  1480. Question about mechanical energy and orbits
  1481. Reflection at a conducting surface
  1482. Particle size in polarizing filters
  1483. what is the force between the two (AC) current carrying conductors??)
  1484. Mass Spring System
  1485. relation between simple and second pendulum.
  1486. Approximate PE?
  1487. Why do green lasers rays are visible?
  1488. real gas PV curve
  1489. Confussion about Del operator for field point vs source point.
  1490. Clarification on curl and divergence in cylindrical and spherical coordinates.
  1491. smallest radius a flywheel can be and still provide enough energy
  1492. why does the gravitional force causes only centripetal acceleration???
  1493. Solenoid railgun?
  1494. Air spring equations
  1495. Will a free falling rod rotate or not?
  1496. Using only intuition, about a locked thread
  1497. Poisson Brackets / Levi-Civita Expansion
  1498. Calculate Velocities and Volume Flow Rate?
  1499. Classical light diffraction round corner
  1500. Geotermal energy
  1501. Why is force inversely proportional to distance?
  1502. Distribution function example
  1503. The concepts behind different heat transfer equations?
  1504. dynamic and kinematic viscosity and how they relate
  1505. How are experiments affected when gravity's changed, compared to Earth?
  1506. How to make a radio frequency heating apparatus?
  1507. Definition for Mechanical Work
  1508. Energy of elastic matters
  1509. Wave interference
  1510. kinetic energy of electron in non-uniform B?
  1511. Entropy of water-ice bath
  1512. Principle of Least Action - not always valid?
  1513. reflection in a hollow metal waveguide....
  1514. The sum of all moments on the center of the (perfect circular) wheel must equal 0?
  1515. Induced magnetism or Induced e.m.f.
  1516. Gravity's effect on Buoyancy
  1517. Self-Diffusion, two versions of mean square displacement
  1518. Magnetization of a material with linear susceptibility
  1519. Calculate kinetic energy/ speed per particle at given temperature
  1520. Which shock is dangerous: 1.High V &Low I. 2.Low V & high I.
  1521. Pseudovectors?
  1522. How much force would a 4 kg meteor impact earth with?
  1523. Escape Velocity and angles
  1524. Mechenical method to produce preodic cycles
  1525. During electron ionisation, how does an electron beam transfer energy to a molecule?
  1526. Magnetism more important than electricity
  1527. Use of quantum ideas in classical statistical physics
  1528. Luminosity Conversion
  1529. Printable polarized filters?
  1530. Coulomb's Law from vector identities
  1531. Inverse square law and infinite intensity
  1532. What does these structures do? (pistons with linear and circular motion)
  1533. Biot - Savart
  1534. Determination of microlens focal length
  1535. Magnetic moment and magnetic torque of a current loop
  1536. Similarity methods & (self) similar solutions; Meaning and significance?
  1537. skin depth of zero thickness in DC circuits
  1538. The rotating movement of an asteroid
  1539. Mostly Free Expansion of Ideal Gas
  1540. Mechanics of a chain hoist
  1541. Rotation of Object around it's centre of mass
  1542. Do all bodies radiate at all frequencies?
  1543. Clarification on heat propagation
  1544. B field in a dielectric?
  1545. guass in dielectrics
  1546. Inclined plane, ball filled with honey.
  1547. Help! UFRJ (Brazillian college) physics exam
  1548. Conservation of Momentum = Conservation of Energy?
  1549. voltage spike
  1550. Torque on a tightrope: a function of the cable?
  1551. Friction: A non-uniform surface with a uniform weight
  1552. Calculate the temperature on the other side of the plate.
  1553. Galactic Rotation, Outboard Mass Included?
  1554. Power Transmission via AC current
  1555. A cylinder full of water on a scale
  1556. Analytical Solution to a Magnetic Field
  1557. Rate of emission from a black body
  1558. First law of thermodynamics applied to a submarine
  1559. Elastic collisions inside a hollow cilinder
  1560. Lorentz force of a charged particle between moving parallel conductors
  1561. Polarization Dependance of Vib Raman Scattering
  1562. Lightning
  1563. Is this suitable for learning thermodynamics/statistical mechanics?
  1564. Elastic Collision
  1565. second law of thermodynamics
  1566. Can all basic energy question be calculation without energy formulas & by using f=ma
  1567. High Voltage Low current from a step up transformer
  1568. Electric & Magnetic fields - inner product
  1569. Qualitative collisions questions
  1570. Electrodynamics- energy required for 2 charges approaching
  1571. Vector procedure for determining the velocity and acceleration of rotating rigid body
  1572. Phase diagram
  1573. latent heat of vaporization & pressure
  1574. Something I don't understand about work, heat, and entropy.
  1575. Going Loopy (vertical circular motion)
  1576. Dynamics (mechanics) and virtual work
  1577. Friction acting on a wheel that is initially at rest
  1578. Need a self-study/problem book on theoretical mechanics.
  1579. Radiation Pressure - Piston
  1580. Power Needed for Resonant Frequency Spin Flipper
  1581. Thermodynamics as probability rather than unbreakable law?
  1582. Uniform motion/speed
  1583. Calculate resultant forces with external torque on rotating system at constant speed
  1584. Entropy question?
  1585. SLOT second law of thermodynamics
  1586. Nice easy question about Photons.
  1587. Magnet attached to boat, would it work!?
  1588. Help me understand the derivation of the quadrapole expansion of charge distribution.
  1589. does close systems really exist?
  1590. waveguides, cavities and circuits
  1591. Conservation of mechanical energy formula. What is "x"?
  1592. Clarification on thermodynamics concepts of state function, exact differential...
  1593. Who carries EM radiation?
  1594. Cancellation of Poynting vector components
  1595. Equivalence Principle precision
  1596. Acceleration
  1597. What burns more?
  1598. Elastic Collisions in Three Dimensions
  1599. What do I see if I walk forward through a superdense transparent medium?
  1600. isn't second law of thermodynamics wrong?
  1601. What blocks electromagnetic waves in the double-slit experiment?
  1602. Entropy vs Life
  1603. What exactly are colours ?
  1604. Electromagnetic wave, energy and universe
  1605. Some basic questions about magnetic field force on metal objects.
  1606. Connected pendulums
  1607. Can centripetal acceleration be called centripetal? jerk?
  1608. feed water heater
  1609. question on electromagnetism
  1610. Question about interpreting absorption cross sections
  1611. Density and the ideal gas equation
  1612. fourier components of vector potential
  1613. How one should excite Surface Plasmon Polaritons on a prism?
  1614. 3D statics - is there a simpler, shorter way to solve problems?
  1615. Harmonic Oscillator
  1616. Centripetal Acceleration on a car
  1617. Momentum vs Kinetic Energy.
  1618. magnetic field
  1619. Atwood's Machine using Angular Momentum
  1620. Constant of motion in velocity dependent motion
  1621. Physics of "tubing" behind a boat.
  1622. induced charg by chagr distribution
  1623. 2 notes on a keyboard
  1624. Electrostatic increase of particle mass
  1625. A question about energy carried by a electromagnetic wave
  1626. Retarded potentials in disspersive media
  1627. Parallel axis theorem, cube! (Confirm)
  1628. Law of Gravity Deduction from Parabolic Trajectory?
  1629. How I & V have inverse relation in power equation and direct relation in ohm law.
  1630. Why does a plane glass not separte light? (but a prism does)
  1631. opening switch on inductor circuit in absolute vacuum
  1632. What is a Quasi-Conductor ?
  1633. Does the first law of thermodynamics apply to the cosmological universe?
  1634. Liénard-Wiechert potential derivation
  1635. Calculating a vector from a known angle and a known vector
  1636. Electrodynamics(?): finding position of particles in function of time?
  1637. Calculating equipotential surfaces
  1638. magnetic vector potential
  1639. Do springs alter velocity?
  1640. Concentrating radiation from blackbody with lens
  1641. Why does the colour wheel exist?
  1642. BTU of Air in Water
  1643. A simple question.
  1644. Looking for math models of tornado formation
  1645. Jones vectors and electric field of a wave
  1646. Bernoulli's lemniscata
  1647. collimating focused light
  1648. Ball colliding with an arm of an object that can rotate to it's axis
  1649. trapping a omni-directional light source within an uni-directional light source
  1650. Doppler effect and amplitude
  1651. Talking About Vacuums
  1652. Freezing with nitrogen
  1653. Can you do "sum of all moments" on a point that's not a rotational axis?
  1654. Bat Speed vs Bat weight
  1655. How do I derive the step on the formula of distance of source to field point.
  1656. Free fall
  1657. Effect of motion in friction calculation
  1658. energy lost due to expansion
  1659. Magnetic dipole
  1660. How is energy shared in plasma between particles and photons?
  1661. vectors
  1662. Why only kinetic energy?
  1663. how to calculate the velocity of a bullet fired by a rifle?
  1664. What is temperature in non-molecule substance?
  1665. Where does the force come from?
  1666. How does charge pass through a capacitor in a radio tuner
  1667. Solving Collisions with angles problem
  1668. Lyapunov function for multistable dynamic system
  1669. Euler-Lagrange equation derivation
  1670. How does conservation of charge work?
  1671. Free unlimited electricity in space??
  1672. elastic forming a helix
  1673. Please explain Taylor expansion in radiation.
  1674. flux in a coil
  1675. Confused with the principles in Vector Moments - with Pictures
  1676. seeing what we see
  1677. Another question on radiation of time varying arbitrary source.
  1678. Interaction Between Magnetic and Electric Field Lines
  1679. Flow rate relation with height
  1680. (simple problem) Impulse force caused by cube collision?
  1681. understanding capacitors
  1682. rotation of a body about a point with decreasing radius
  1683. Conservation of energy in ALL frames of reference?
  1684. Help With Circuits Regarding Ohms
  1685. Electric field near the surface of a conductor
  1686. What causes light to become brighter?
  1687. Continuum limit: is it really justifiable?
  1688. How could one measure degree of coherence with Fresnel birprism?
  1689. Convertion between MHz and Ångström
  1690. If light is a wave, what is waving?
  1691. Brightness temperature calculation
  1692. difference between electric field intensity of plane and conducting sheet
  1693. Electric potential and current around an insulator
  1694. derivation of expression for force
  1695. Question about shear
  1696. Question on EM wave in space and matters.
  1697. Definition
  1698. Water vapor / energy question
  1699. Celestial Mechanics Question
  1700. LC circuit
  1701. Sun Radiation-earth
  1702. Constant pressure and constant volume?
  1703. Height values based off barometric pressure
  1704. Effect of Hall effect on resistance
  1705. EM wave right above and right below the conducting surface.
  1706. em waves
  1707. Black Body Radiation
  1708. Reflectivity off metals - polarization
  1709. Stabalize a frame with straps
  1710. Nother's theorem for a static E field
  1711. How does a IR thermometer work?
  1712. Metal detectors question
  1713. What really cause light to appear slower in media?
  1714. Direction when the magnitude of the instantaneous velocity is 0
  1715. Question of TEM wave.
  1716. Why does the mode split?
  1717. Battery1-Bulb-Battery2
  1718. cyclotron
  1719. Co-efficient of restitution
  1720. Proof and challenge about projectile motion
  1721. What do "radial bearing" and "pressure bearing" mean in physics?
  1722. Can I treat "blocks" as a single axis of rotation?
  1723. Statistical Thermodinamics: how many ways to make a set of population?
  1724. Semi-idealized atomic gas and it's free expansion in vacuum
  1725. What exactly is voltage?
  1726. EM field of dipole derivation from Green's function
  1727. No friction needed...a phenomena I can't understand
  1728. piston moving 1m per hr, how to power a generator?
  1729. The Planck Function and Flux
  1730. Static moment VS Moment of inertia -- what's the difference?
  1731. electric shock through earth
  1732. conservation of energy and momentum in a gauss gun
  1733. Fas-Moving projectiles--Satellites
  1734. Change in direction and acceleration
  1735. Clausius inequality and irreversible heat transfer
  1736. E field difference between planar conductor and infinte sheet
  1737. Calculating Rifle Performance
  1738. Energy conservation in simple pendulum
  1739. falling objects: remedial education desperately needed
  1740. Question about Forces and Couples
  1741. Question about System of Forces
  1742. Inertia in the case of sudden stops?
  1743. Wind Physics and Gravity Batteries
  1744. Fresnel's equation with complex n
  1745. Angular forms of acceleration, velocity and displacement
  1746. B field ?
  1747. B field of a wire carrying AC current
  1748. how would this preform
  1749. What causes gravity?
  1750. Gravitational force between everyday objects............
  1751. Inverse perspective mapping equations
  1752. gauss law for gravitational fields
  1753. how double glasses window reflect ?
  1754. green function
  1755. "converting" tangential momentum to angular momentum
  1756. Power supplies, voltage and current
  1757. Difference between inertia and momentum?
  1758. Inertia Tensor as a Transformation
  1759. Low speed airspeed problem
  1760. Instantaneous speed
  1761. Distance From Eye VS Visible Size
  1762. Force Exerted on Ferromagnetic Object by Permanent Magnet
  1763. Question with simple current and charge of an electric dipole.
  1764. Objective lens focal length
  1765. velocity screw description of a robot end-effector question
  1766. Kinetic theory of Gases
  1767. Natural Boundary Condition
  1768. Floating glass
  1769. How to accelerate ions at home???
  1770. Shadow created by whirlpool?
  1771. rotating masses
  1772. A question about Volume charge density and electrostatic equilibrium
  1773. About Electrostatic Forces on Parallel Plate Capacitor
  1774. The Physics of Flying Discs.
  1775. Simple (or not so simple) Momentum question
  1776. I have an engine cycle in mind...looking for it's name
  1777. Forces needed to move a sliding door, from the physicsly challenged
  1778. Explanation of the cross product
  1779. About air resistance in horizontal direction
  1780. energy to escape gravitational pull
  1781. Why can't thermal energy be converted completely to motion
  1782. Instantaneous power at infinite distance from current element
  1783. Torque wrench + multiplier + crows foot
  1784. equiparition theorem, kinetic energy, temperatur
  1785. how does a 'open surface' of a closed loop look like?
  1786. Verify Laplace equation in rectangular coordinates.
  1787. Newton's Laws question : On springs and pulley system
  1788. Work done by spring force and by gravity?
  1789. Rotating magnetic field theory
  1790. diffusion of droplets solution in water
  1791. Calculating velocity on an inclined plane
  1792. Projectiles
  1793. Velocity verlet versus other integration techniques
  1794. Does a gamma ray photon have less energy than a radiowave photon?
  1795. Lagrangian to derive energy momentum tensor for mass current?
  1796. Stokes drag of oscillation sphere
  1797. Temperature, heat, and energy
  1798. Maxwell equation in optics book vs in physics book, why?
  1799. looking for specific data about thrust, hydrogen, and celestial bodies
  1800. How to create a magnetic field gradient
  1801. entropy
  1802. Question about current in a magnetic dipole.
  1803. Photon-Electron accelerator
  1804. Electrostatics: can a positive charge induce negative potential?
  1805. "Fluids mechanics" is also gas mechanics?
  1806. How do constraint equations in mechanics work???
  1807. Maxwell's Demon Thought experiment
  1808. Topics in Thermodynamics
  1809. Gradient of scalar function discontinuous on boundary
  1810. Does Mg mean Newton?
  1811. drift velocity
  1812. Inclined planes
  1813. Transformation Optics and Meta-materials
  1814. Direction of Torque and Angular Momentum
  1815. Can I use the Townsend coefficient to measure air density?
  1816. em wave and complex number
  1817. polaraized light
  1818. transverse wave
  1819. Potential of the rod on its axis.
  1820. charge on conductor
  1821. coke in weight balance
  1822. Work of a gas
  1823. Moment of a force
  1824. software to calculate diffraction figure at focal point of concave mirror?
  1825. MASER heating
  1826. Is current flow not equal to electricity?
  1827. how we can check maxwell equations are covariant?
  1828. from wave equation to maxwell equation
  1829. Gauss's law derivation using solid angle
  1830. Vanishing surface charge density on current-carrying wire?
  1831. Newton's third law of motion - why?
  1832. State functions in thermodynamics
  1833. Question on solid angle of sphere.
  1834. Forces when you hit the ground
  1835. Heat or Absorbed Energy and EM Radiation / Conductivity
  1836. Magnetic field and its affect on velocity
  1837. Cube of wires
  1838. rocket net force
  1839. potential between two parallel planes
  1840. Don't understand dispersive medium
  1841. gaussian beam and focusing versus geometrical optics
  1842. trying to get this
  1843. canine weight pull physics questions
  1844. Heat Transfer Coefs of My House
  1845. coherent waves?
  1846. Color Subtraction to the Eye Problem
  1847. absorbing and reflecting light
  1848. Energy of a system: multiply by velocity?
  1849. Effect of friction on a wheel
  1850. Heat Limit to capabilities?
  1851. Retarded time approximation
  1852. Projectile with Drag and g
  1853. Can the heat equation apply to gases?
  1854. Newtons work and double derivative.
  1855. Why is the tension of a rope not doubled with one weight on each side?
  1856. Forces acting on a gyroscope base when trying to turn it
  1857. SH driven oscillator amplitude at resonance equation
  1858. Quick conceptual question about Newton's Theory of Gravity
  1859. confusion about one forms
  1860. ¿ Magnetic Frequencies ?
  1861. My Perpetual Motion - Would it work?
  1862. Wave vs waves
  1863. Does the mass of a wheel affect the length of time that it spins on an axis?
  1864. Time to reach thermal equilibrium and/or a steady state
  1865. Light hitting a superconductor?
  1866. Induced emf when accelerates in uniform magnetic field
  1867. Emissivity & Thermal Transmission
  1868. Angular acceleration and Steiners theorem
  1869. Pressure variation of gas
  1870. How fast would a body reach thermal equilibrium ?
  1871. number of resistors for potential divider?
  1872. Energy In B field of infinite line current
  1873. interfernce and diffraction ?
  1874. Virtual Image in Mirrors
  1875. Two-Dimensional Elastic Collision
  1876. Drag Conceptual Question
  1877. ¿ Can diff. EM frequencies create diff. magnetic fields with diff. properties ?
  1878. Explanation of potential equation (caculated from charge density via PoissonEquation)
  1879. Momentum is (quantity of motion), = ( m * v). Does it leave room for improvement?
  1880. Electromagnetic Attenuation Conceptual Question
  1881. Acoustic impedance and its dependancy on frequency
  1882. Lagrange's Equations and Hamilton's Equations, best way to learn them in a few weeks?
  1883. Absorption and solar radiation spectra
  1884. Focal point in convex lenses.
  1885. acoustic levitation
  1886. Effect of air resistance on angle yielding max displacement
  1887. Two problems, one with thermodynamics (cyclic process) and one with fluids (find R)
  1888. Picosecond laser triggering
  1889. Is the maximum of a function in 3 space a constant?
  1890. Heat engines: cooling the gas
  1891. 2nd law of thermodynamics... why?
  1892. Effects of the release of pressurized heated air
  1893. Designation of resistivity
  1894. Temperature vs Resistance Relationship.
  1895. Phase Changes and internal energy
  1896. Constant internal energy with volume change??
  1897. cavity magnetron in reverse
  1898. Heat to energy
  1899. Confusion about liquid having more pressure at the bottom
  1900. Ball caught in a stream of air
  1901. geometrical vs wave optics
  1902. Movement of lone electron in a plane-wave electromagnetic field
  1903. mechanisms for heating of water by microwaves
  1904. How 17th century scientists made pinholes?
  1905. Thoughts on Stirling engines as source of electrical power in space
  1906. Books on Vector Mechanics
  1907. Phase changes
  1908. Drag Force at very very high Renolds Number ?
  1909. electromagnetic fields and empty space
  1910. Holography and art
  1911. Bomb calorimeter and coffee cup calorimeter
  1912. Accelerator Beam lifetime
  1913. why is U minimized at constant S and V?
  1914. Why rotational kinetic energy of a closed system is not conserved?
  1915. nature of conservation laws
  1916. Calculating Coulomb friction load torque
  1917. pdV or Vdp
  1918. Differential cross section
  1919. Energy-Interfered waves
  1920. Optical Antennas
  1921. Gravity and water slides
  1922. Faraday's Law with Acceleration
  1923. Question on lossy materials
  1924. Completeness of orthonormal functions
  1925. gyroscopic forces on flywheel
  1926. cohorent light star
  1927. Why exactly do electrons emit photons?
  1928. Magnetic force on a charged particle
  1929. A basic doubt (about inertial frames)
  1930. Unit reduction is not making sense, what's going on?
  1931. Another basic question
  1932. A good analogy for the force on a 2 bolt anchor
  1933. Effects of radiation on Electric Field
  1934. Question about Work
  1935. showing that the euler lagrange equations are coordinate independent
  1936. Magnetic field of charge moving at constant velocity
  1937. Dielectric objects in electric field
  1938. Magnifying power v/s magnification
  1939. AC versus DC
  1940. Magnetic field of parallel plates
  1941. Question regarding conservation of angular momentum
  1942. Forced Oscillations
  1943. Lateral car velocity in a corner
  1944. Boltzmann distribution
  1945. Energy Conservation in Quasistatic process
  1946. Newton's first vs third law
  1947. Strain elastic energy of a continuum
  1948. Degrees of freedom
  1949. earths magnetic field and core
  1950. Throwing a ball in a moving train
  1951. How come when h2o drops on my computer screen I see ..
  1952. Allowable Coordinate Transformations?
  1953. Best explanation for 1-way entropy?
  1954. Mass speed molecular stability
  1955. Does a net made of coiled up silver wires increase the efficiency of a gas range?
  1956. Two definitions of wave reflection coefficient
  1957. Salt bridge in galvanic cell
  1958. Double Pendulum
  1959. distance not defined in phase spaces?
  1960. radiation
  1961. light versus sound waves : velocity
  1962. How much of visible sky is occupied by CO2?
  1963. Can Linear Birefringence create elliptically polarized waves?
  1964. Cosine theta in work
  1965. What is an evanescent wave? What are its applications?
  1966. Wave Plates
  1967. Simulating Evaporation
  1968. what are limitations of work energy theorem ?
  1969. Virtual displacements and Virtual Work
  1970. Time dependent lagrangian
  1971. Poisson Bracket element contsraint
  1972. Question about vertical oscillations and energy
  1973. Pulleys and forces in a crane
  1974. Use of Calculus in Newtons Laws
  1975. What is "hidden angular momentum"?
  1976. Rectilinear Motion
  1977. Spacing between energy level
  1978. EM waves in conductors
  1979. Understanding classical stochastic systems
  1980. Molecular Geometrical Representation
  1981. Ballistic Re-entry and the effects of lift
  1982. golf ball aerodynamics
  1983. Spectroscopy: SNR vs Aperture
  1984. Viscosity of fluids effect on it's splashes?
  1985. Index of refraction
  1986. Axial Vectors
  1987. Net Electric field inside a conductor=0
  1988. computing distance and time from a differential equation
  1989. Direction of damping force on a surface
  1990. PLEASE help can't answer my little sister's question!!!!!!!!!
  1991. Torque vs Current of a DC motor
  1992. Adhesive Force of an oscillating surface
  1993. Laser focusing, minimum beam width
  1994. Planck Law without a cavity
  1995. Magnetic Moment of a Rare-Earth Magnet?
  1996. how can we achieve infinitesimal temperature difference during heat transfer
  1997. alternating current and rectifiers
  1998. normal mode
  1999. Magnetic field of cylindrical magnet
  2000. Rotational Physics
  2001. The Big Air Piston
  2002. factors affecting the internal energy
  2003. Electrostatic Potential Concept
  2004. Is it possible to directly see your own reflection in water?
  2005. Newton's Pendulum in space
  2006. Overhead crane and pulleys
  2007. Overhead crane and pulleys problem
  2008. Trying to find the error in my logic or math. Deceleration of a car.
  2009. explanation for lorentz force (current in magnetic field)
  2010. fluid mechanics: stream tubes
  2011. cue ball force(?) at impact with other ball
  2012. Adding Torque to a simple physics simulation
  2013. Entropy, resistor in a temperature bath
  2014. Why are moving objects blurred in a camera?
  2015. capacitor
  2016. Measuring Charge Of An Aerosol
  2017. understanding single layer anti-reflection
  2018. Newton's First Law of Motion
  2019. Emf induced in a ring rolling in non-uniform magnetic field
  2020. Force and Newton's Laws of Motion
  2021. Guard band allocation and spectral efficiency
  2022. A project
  2023. Constructing a hamiltonian for a harmonic oscillator
  2024. Reynolds Transport Theorem derivation question
  2025. Experiment for thermal properties of glazing
  2026. Flywheel question for a truck
  2027. thermal insulation and positive pressure
  2028. Impact (impulse) between two rotating (around fixed axis) bodies
  2029. Is there any significant difference between Gravitational and Coulomb Force (/Δ PE)?
  2030. Interference
  2031. Principle of Least Action...help me clear it up!
  2032. Collision of an expanding disc with another disc.
  2033. Radius of Gyration for Generic Polygons
  2034. Why are real life process irreversible
  2035. Boltzmanns entropy equation
  2036. RLC circuit voltages
  2037. I throw a metal rod (not light) into the air
  2038. Linear Magnetic Accelerator
  2039. Sound waves versus equilibrium
  2040. start up torque for generator
  2041. Would one consider the following to be a monopole, or a dipole?
  2042. Foundations of Mechanics, Abraham and Marsden
  2043. Pseudo force
  2044. Possibility of a smoothly wavelength-tunable x-ray/EUV source
  2045. Lagrangian on a saddle advice?
  2046. understanding H=U+PV
  2047. Boundaries and waves
  2048. marble spiralling inside a cylinder
  2049. Velocity of water out of reservoir.
  2050. couple less thermocouple
  2051. heat pumps
  2052. Newton's Law Of Universal Gravitation
  2053. Help needed on calculating system pressure during rapid phase transition of CO2
  2054. work and expansion of a gas
  2055. Energy Equations Driving Me Crazy
  2056. Visibility of a "solar shade" from a planetary surface
  2057. Coulomb 's law
  2058. acceleration of electron in hydrogen atom
  2059. J(dot)E = Work/Volume
  2060. Photo-electric effect: why did they expect this?
  2061. What does the energy of an electrostatic field mean?
  2062. Calorimetry(determination of specific heat capacity)
  2063. Obtaining Lagrange-Euler's equations for a system
  2064. Joule Watt second = How many Plank?
  2065. Why birefringence effect polarizes light?
  2066. Oblique impact on ground of a ping ping ball
  2067. Violation of newtons Third law
  2068. Beam Theory Constants Question
  2069. Dynamics of a galvanic cell
  2070. Bremsstrahlung photon intensity and energy
  2071. litography topics
  2072. What is Coulomb potential and energy?
  2073. relation betwn P,V,T in the given case
  2074. carnot's cycle
  2075. Circuit sum query
  2076. How does this work? Fluid Mechanics question (?) regarding garden hose attachment
  2077. Curved mirrors forming images
  2078. Laser array
  2079. Reflection In an Arbitrary Surface
  2080. Relationship between remanence (B_r) and Magnetization (M)
  2081. U-tube manometer fluid mechanics
  2082. What causes blackbody radiation
  2083. angular velocity and rotation matrix
  2084. Gyroscope doubts. Please answer :)
  2085. Magnetic field strength dependent on distance from source
  2086. Question related to Optical Waveguides and power
  2087. adiabatic curve slope
  2088. Light propagation
  2089. Discharging a capacitor - the Van Allen radiation belt
  2090. Deflection of ring
  2091. Thermodynamic entropy of system of any size.
  2092. How to go from the configuration space to the phase space?
  2093. Electricfield of a Disk using Gauss's law!!!!!!!
  2094. Review of mechanical work
  2095. Divergence in spherical polar coordinates
  2096. Biot-Savart law and Poisson's equation
  2097. The electrical potential of charge-neutral masses
  2098. Pressure and Ionisation
  2099. Biot Savart law and iron ball
  2100. Gauss's Law
  2101. Understanding Entropy better
  2102. Free Charges in a Dielectric Sphere
  2103. crazy physics problem
  2104. penning trap
  2105. Eddy Current Calculations
  2106. Better measured Gravitational constant
  2107. Is the movement of winds due to coriolis or centripetal force?
  2108. effect of lunar/solar gravity on shape of earth
  2109. Piezoelectric Flooring?
  2110. com for robot...
  2111. Reactive Centrifugal Force
  2112. jet propulsion efficiencies
  2113. just a thought question
  2114. Increase voltage = increase in intensity of electrons - X-ray tube
  2115. CCD measures intensity prop. to z-component of C-Poynting vector OR |E-field|^2
  2116. Projectile Motion with Air Resistance
  2117. Surface area dependence of radiative heat transfer
  2118. Diodes
  2119. Conservation of momentum in a robot taking a step
  2120. wind tunnel simulation software
  2121. Pulling a piston
  2122. Quick question - internal energy
  2123. how do I calculate the RPM needed to power my system?
  2124. Hydrostatic Pressure on Sponge
  2125. Why can some forms of energy be relative?
  2126. vectors
  2127. Breakthrough Miniature Accelerator
  2128. Eliminating the Euler Angle singularity without quaternions?
  2129. Isentropic Specific Enthalpy HELP
  2130. independent equations of maxwell equations
  2131. The relation between Huygens-Steiner and parallel axis theorems
  2132. Why do things absorb light?
  2133. Impedance matching and reflection
  2134. ring magnets levitation question
  2135. Two Questions: viscosity and sound
  2136. Energy requirements for heating a liquid under different pressures
  2137. Heat integral and molar heat capacity?
  2138. Streamlines and Laminar flow
  2139. constant volume heat value vs. constant pressure heat value
  2140. Where does this equation come from??
  2141. How is it that phase velocity is usually faster than group velocity?
  2142. Quad Thrust Fuel Transit Drive
  2143. Conservation of momentum and force of friction (static)
  2144. Thermodynamics Manometer Problem
  2145. Electrodynamics thought experiment
  2146. Reflection of wave
  2147. Notation for vectors
  2148. What is the electrodynamic action and its energy-momentum tensor?
  2149. Why specific heat at near critical point equals differentiate twice Gibbs energy?
  2150. Accelerating mass: how to compute
  2151. One dimensional inverse square oscillation frequency
  2152. Left hand and right hand circular polarization
  2153. Why Don't the planets fall into sun.
  2154. Absolute or overpressure ??
  2155. How exactly does a mood ring work?
  2156. Potential energy in the equipartition theorem.
  2157. Reversing polarity on a battery?
  2158. Properties of polarized beam splitters
  2159. kg force of emf induced
  2160. Emf
  2161. Rectifiers and electrical networks
  2162. inverse square & cube laws for various geometries
  2163. brightness of headlight
  2164. terminal pd and emf
  2165. Contradiction in the laws of thermodynamics?
  2166. Doubt in an ammeter
  2167. Exploring physical concepts (buoyancy, air drag) but afraid of the math.
  2168. do fields created by magnets add up?
  2169. variation of the lagrangian
  2170. what condtions u need for zero gravity state?
  2171. Unit of Torque: Nm vs. Nm/°
  2172. a question about conditions for Weightlessness
  2173. Differential form of the first law of thermodynamics
  2174. Average Speed Vs. Direct Average?
  2175. Induced charges and electrostatic potential
  2176. Two circuits connected by a single wire, will there be current in wire?
  2177. Formula for RLC circuit amperage
  2178. Newtonian Form of Lens Equation
  2179. calculating charge density of an atom
  2180. Change in enthalpy at constant VOLUME
  2181. Centroid of an object in a fluid
  2182. Light wave interference questions
  2183. Magnets and steel
  2184. Determining LED light intensity from its radiant power
  2185. What causes current to curve like a liquid around an insulator?
  2186. Voltage and Energy and lack of directionality
  2187. Electric potential of a point charge inside a spheric conductor
  2188. Friction forces playing the role of centripetal force
  2189. Surface tension
  2190. discharging by grounding....
  2191. question for bubbles
  2192. Thermodynamics: PPM, Volume, and time into leakage rate. Gas Laws, Helium
  2193. Collision between two bodies with same mass
  2194. Charged dielectric sheet between two grounded conductors
  2195. Optical design of surgical loupes
  2196. Plane waves: sign of Re(ε), Re(μ) in passive media, attenuation angle
  2197. Galilean invariance of Maxwell equation
  2198. Understanding force normal
  2199. Banked Curve Train Condominium on Mars
  2200. Longitudinal Wave Dynamics
  2201. building spectrometer
  2202. magnetic permeability
  2203. inertia
  2204. switch ratings conversion from AC to DC
  2205. what are relation between unique describe of world and covariant law?
  2206. Rotational Kinetic Energy
  2207. Kinetic Energy Equation/Simple Explanation?
  2208. Kinetic Energy vs Burger Energy
  2209. Radiation from accelerated charge
  2210. oscillating system stability
  2211. calculating the strength needed for each electromagnet in a stepper motor
  2212. Turning car Centripetal Acceleration behavior?
  2213. Discrete Nyquist-Shannon capacity
  2214. Time-Varying Electric Field in a Wire
  2215. Can the Lorentz force explain magnetic attraction when E=0?
  2216. The "work" done by two electromagnets
  2217. dl (dot) r hat in computing potential??
  2218. weird ideal gas equation question
  2219. Analyzing the motion of a plastic bottle down an elevated ramp
  2220. Currents of .1 to .2 volts
  2221. Banked Turn Equation Discrepancy
  2222. air temperature in soda bottle pumped to 8 atm
  2223. Time dependence of attractice hyperbolic orbit
  2224. Magnetic Susceptibility of different compounds
  2225. Physics of a diver used in trolling?
  2226. Electrostatic boundary value problem with dielectrics
  2227. Transverse ray-intercept fan plot
  2228. Neodymium ball magnet field alignment
  2229. Missing Orders in Diffraction
  2230. Unusual result
  2231. Spectral width of an optical pulse
  2232. Potentials which depend on positions of two particles
  2233. field strength
  2234. Diffraction from Sub-Wavelength Features
  2235. Thermal Physics Joke
  2236. Research ideas for a high school student
  2237. Projectile trajectory : calculating gravity and height
  2238. Thermodynamics
  2239. stability of bicycle
  2240. Pulley friction in a overhead crane
  2241. Adiabatic piston-cylinder problems always constant temperature?
  2242. standing on toes
  2243. Standing without leaning
  2244. landing of acrobat
  2245. How do we know the Hamiltonian is well-defined
  2246. Alfvén Engines
  2247. yaw control dynamics
  2248. Entropy of 1d harmonic oscillator
  2249. does sound travel in moon?
  2250. flow of current. Conductors and Insulators.
  2251. Harmonic conjugate of potential function
  2252. Improvised Optics Lab Equipment
  2253. Center of Mass and Inertia Tensor Experimentation
  2254. what is the fact?
  2255. The plane wave decomposition is mathematically universal???
  2256. Maxwell in Laser cavity
  2257. Initial Torque = 0
  2258. helicopter's rotation
  2259. Clarification on Definition of Green Strain
  2260. Derivation of resonance fixed-fixed beam
  2261. Reflected wave extent into media
  2262. Faraday's Law, Motional Emfs
  2263. Reflected wave at complex refrective index
  2264. Alternate expression for Maxwell's Equations
  2265. In SHM, why is T = 1/f ?
  2266. Is there a common misunderstanding of inertia?
  2267. Thermodynamics: Where exactly does microscopic turn to macroscopic?
  2268. derivation of electric potential due to point charge
  2269. weight at night
  2270. Does the presence of a charge change the amount of energy stored in a capacitor?
  2271. standing up in bicycle
  2272. wave and angular momentum
  2273. Can you clarify this step (charge density and integrals).
  2274. Hertzian Dipole and finding its orientation
  2275. fundamental question about temperature
  2276. Applications of sorting mechanisms
  2277. adiabatic expansion of gas
  2278. adiabatic expansion of real vs ideal gas
  2279. MIxed and reflected color frequencies.
  2280. Some questions about polarization and intensity
  2281. inertia
  2282. Sketch electric field of beamed antenna.
  2283. What is the difference between Kinetic Energy and Momentum?
  2284. Unresolved Problems in Thermodynamics
  2285. Why are electromagnetic waves transverse waves? Is this answer ok?
  2286. Does my understanding of work, velocity, and friction make sense
  2287. Angular Momentum of Moving Water?
  2288. Dynamic forces acting on a rolling wheel/sphere
  2289. PV^K = C; K is always the same for a given gas, is the same true for C?
  2290. Does a current instantaneously disappear?
  2291. Need derivation of projectile motion
  2292. Gauss' Law for finding E between metal plates
  2293. plasma frequency
  2294. Rotational Inertia: Front end of an airborn bike drops when brake is applied
  2295. Non-productive work while running
  2296. Acceleration due to gravity - cart pushed up an inclined air track (discussion)
  2297. Calculate refrigerant temp inside evaporator based on exit temp and pressure
  2298. Optical Design and Simulation Software
  2299. simple diamagnetic question
  2300. Using Light to Make Processors with Features Smaller than It's Wavelength?
  2301. Temperature changes of gas under centrifugal acceleration
  2302. A little philosophical electric discussion....
  2303. classical scattering
  2304. Non intersecting phase space trajectories
  2305. Heat with relation to work or energy
  2306. Synchrotron radiation
  2307. Electromagnetic field strength tensor- Magnetic monopoles
  2308. distance covered under variable acceleration
  2309. Galileo's rule of falling bodies
  2310. Seeing the spectrum out of order on a CD
  2311. New quantum energy storage proposed
  2312. Absorption of microwave by gold nanoparticles
  2313. High Altitude Balloon project
  2314. I can't understand luminance
  2315. Placement of Reaction Control System on a Spacecraft
  2316. Optics - Having trouble with a few concepts
  2317. How do hydroelectric dams generate power?
  2318. Question about work done by expanding pressurized gas
  2319. Thermal Insulation
  2320. Is 100% rigid object theoretically possible?
  2321. Potential inside NON-Conducting hollow spherical shell
  2322. intensity of sound in night
  2323. Ohm's Law and its implications
  2324. Can capacitors be viewed as non-ohmic resistors?
  2325. Is a car more efficient in the Winter?
  2326. Wind behavior passing over and through a canyon
  2327. Properties of an ondulatory movement
  2328. Perturbation of a uniform electrostatic field by a dielectric cube
  2329. Inductance and AC Source: Why current?
  2330. science fiction writer needs help on sci-fi weapon
  2331. Trying to calculate the forces in a rugby scrum
  2332. Simulate with FEMM 4.2
  2333. Fourier transform doubt
  2334. Real world problem - Swing gate actuator forces
  2335. The magnet and conductor problem.
  2336. Pressure variations with altitude
  2337. light waves are one half kinetic and one half potential energy
  2338. ring with radial force applied
  2339. equation of motion question
  2340. Magnetic Induction: EMF Function of Time
  2341. Distance travelled by an electromagnetic wave
  2342. physcial meaning of Negative sherwood number
  2343. Measuring Connecting Rod Ovality
  2344. Cyclist moving up a hill
  2345. Thermodynamics of ferroelectrics - D vs P
  2346. Test your knowledge of inertial forces
  2347. The SHM of a guitar string
  2348. Conceptual question about the Kinetic Energy Equation
  2349. Why when we play a guitar string it always vibrate in the fundamental harmonic?
  2350. Thermodynamic simple conceptual question
  2351. Gamma decay and its energy level
  2352. How does c pop out of Maxwell's equations
  2353. How to find out contact time of 2 Carrom men in carrom board game???
  2354. Magnetism without charge
  2355. Difference between Temperature and Internal Energy
  2356. Freezing time for 1mL of water
  2357. Energy associated with ultrasound cleaning
  2358. SI: Why relying to such a definition of a kilogram?
  2359. Cyclotron frequency
  2360. Relationship between turbulence and freezing?
  2361. Amplitude vs Energy
  2362. Why the first fringe is the biggest and brightest one?
  2363. No sonic boom? Why not?
  2364. Box on an inclined plane
  2365. Does charges remain in an extension cord when unplugged?
  2366. Capacitors
  2367. Does a straight non-time-dependent E field create a circular B field?
  2368. Difference between enthalpy and internal energy.
  2369. Fluids question - Pump flowrate ofdue to elevation head
  2370. Electric field inside a flat sheet of copper
  2371. Van der Waals constants for Liquefied Petroleum Gas
  2372. Calculations of heat transfer in a tank system
  2373. Time variation in a magnetic field/current
  2374. which thing determine friction in tyres of cycle?
  2375. Stability of bicycle.
  2376. Thermostatic applied on electronic chip
  2377. The derivative of Kinetic Energy
  2378. Rigid bodies and infinitely stiff springs...?
  2379. EM reflection coefficient off a conducting plane
  2380. Number of photon in the electromagnetic wave
  2381. AN EM field vs THE EM field
  2382. derive the fundamental equation from and equation of state
  2383. How to measure water pouring from a bottle elevated at angles above the horizontal
  2384. fully/partially dressed excitations?
  2385. Modeling a wire grid polarizer.
  2386. Too Complex for me - multiple torques on rotating disc
  2387. Ferromagnetism, what's happening in cylindrical magnets?
  2388. High voltage supercapacitor is possible?
  2389. Looking for a potential flow book...
  2390. Vacuum permittivity as a fundemental dimensioned unit
  2391. optic axis of a calcite crystal
  2392. kg x kg
  2393. Conservative?
  2394. would vacuum balloon fly
  2395. magnets in vacuum
  2396. Need help with ballistic equations
  2397. Measuring Electrical Potential and Electrical Fields without a computer
  2398. Field in a superconducting torus
  2399. doubts regarding heat pump
  2400. A 3D harmonic oscillator is thermal equilibrium
  2401. Why is there never any electric field in a hollow conductor?
  2402. Compressive force between objects
  2403. Electric fields, Superposition, and Interneing Matter
  2404. constant acceleration kinematics doubt
  2405. Volume of 1 mole of Gas at STP
  2406. Transmission Line derivation
  2407. Angular momentum dilemma
  2408. Trouble understanding Circular Motion(Uniform and Nonuniform) concepts
  2409. what part of the electromagnetic spectrum is not considered as light?
  2410. Spatial and Angular Resolution of a Earth observing Telescope
  2411. using Enthalpy to define flow work for a non-ideal gas
  2412. Increasing distance between pt-charges increases voltage diff between pts near them?
  2413. I don't understand q = mc delta T
  2414. Pushing force vs. Friction force
  2415. Differentiating between shear and longitudinal acoustic waves in a solid
  2416. Transversing in rain
  2417. using enthalpy when pressure is not constant
  2418. fiber optic sensors
  2419. Free Vibration, 1DOF, Walkthrough?
  2420. Lightbulbs flicker due to AC. Why does this not show up in photographs?
  2421. Magnetic field vs Electric field
  2422. How far can an electric field extend beyond a strained piezoelectric material?
  2423. What's wrong with my definition of work?
  2424. how potential energy of electric dipole perpendicular to electric field is zero
  2425. Why virtual images in telescopes & microscopes?
  2426. Calculate useful energy output...?
  2427. Telescope magnification
  2428. Will an induction cooker work in reverse if a hot pan is place on the coil?
  2429. Energy and Temperature of Gaseous Molecules
  2430. collecting rain water
  2431. Newton's Laws and Friction
  2432. Optics Question - How is light divided into a 2d image?
  2433. Force applied perpendicular to velocity, kinetic or static friction?
  2434. Kinetic Energy and Frames of Reference
  2435. A Direct approach to Kepler's Orbits
  2436. Object At Principle Focus !
  2437. shape of rainbow
  2438. Estimation of 1000w heating element contact temperature
  2439. What should be a very simple optics question is giving me problems (two lenses)
  2440. A mass attached to two springs with different k values
  2441. How can I lift more than my weight?
  2442. convection heat transfer coefficients ?
  2443. Electric Field really constant in a wire?
  2444. show PE to KE change in closed system is independent of initial velocity
  2445. With regards to wave functions...
  2446. electric potential and work
  2447. Ballistic cart simple physics
  2448. Projectile motion
  2449. infinitesimally small dielectric layers in a capacitor
  2450. Beam splitter energy conservation
  2451. Battery draining in resistive circuit
  2452. Question on Faraday effect
  2453. Questions about Waves, Circuits, and Magnetism
  2454. Newton's 3rd law: action and reaction
  2455. Motion of a charged particle in a constant magnetic and oscillating electric field.
  2456. clarify about the moment of inertia
  2457. Hypothetical situation, what is seen before light arrives?
  2458. Maximazation of current in LC circuit
  2459. SHM- Problem with negative signs
  2460. Continuity of Magnetic Scalar Potential
  2461. Landau/Lifshitz problem, comment on the result?
  2462. Question regarding the flux of a field.
  2463. Physics in a frictionless plane.
  2464. inertia vs weight allocation
  2465. CPC and Fresnel Lenses for Solar Cell Power
  2466. Basic Torque Theory
  2467. Diffraction Through a Sub-Wavelength Sized Slit?
  2468. Power required to run a turbine?
  2469. Weisskopf-wigner approximation and the fermi golden rule
  2470. Index of refraction for LCP/RCP light
  2471. Bias voltage required to deplete silicon slab of electrons
  2472. Different expressions for the polarization
  2473. question from my intution
  2474. Virtual displacement
  2475. How are bikes tilted?
  2476. Friction in rolling bodies.
  2477. Hamilton's Variation Principle - Fundamental Questions
  2478. Fluid flow and momentum equation. Do I have the right equation?
  2479. 1D (net) work done by (net) force on a variable mass system.
  2480. Fundamental Equations of Classical Physics
  2481. Solving for time in 1D Kinematics
  2482. Are textbooks sloppy with the entropy change of an irreversible process?
  2483. Coercive field in circular nanomagnets
  2484. Orthogonality of Legendre Polynomials from Jackson
  2485. E.Field - E.Potential conversion
  2486. Physics of the Ferris Wheel
  2487. Entropy changes: Thermal energy to work and (some) back to Thermal energy
  2488. Radial temperature gradient of a black hole
  2489. B and H field concept question (saturation)
  2490. General rule of resolution of optical systems
  2491. Maximizing Range for projectile motion
  2492. Deformation/fracture of material on impact
  2493. Centripetal and centrifugal force
  2494. Do neodymium magnets loose energy?
  2495. Cassini ovals being the equipotential lines?
  2496. Confused on gas pressure
  2497. Definition of magnetic moments and torques
  2498. Bernoulli's Theorem
  2499. Scalar made from electromagnetic four potential
  2500. Expelled rocket fuel pushing against something the rocket is attached to?
  2501. Gray body vs Black body, a few questions
  2502. Bar holding a weight (conceptual)
  2503. Falling Cat - Rotation with zero net angular momentum.
  2504. Optics question. Given Diameter and object distance find image distance.
  2505. how to find distribution function given the energy
  2506. How to go from rpm to hp or W.
  2507. Convergin and divergent lens, rare situations
  2508. Electric field of an infinite charged plate surrounded by different dielectric medium
  2509. evaporation of liquids
  2510. I don't see the problem with action at distance
  2511. Why my ping pong ball bounce less on my home made table? [Compared to real table]
  2512. two bodies with different masses, which one would move first due to gravity only?
  2513. Stress forces on a cubic case due to a vacuum
  2514. the highest temperature reachable using the solar light as an energy source
  2515. On the principle of least action in classical mechanics
  2516. Help to prove distinction between Coulomb forces in various mediums.
  2517. F=m*a - Mindthinking gone wrong.
  2518. contradiction regarding capillarity
  2519. constrained minimization method in deriving snell's law
  2520. Product moments of inertia-- what are they intuitively?
  2521. High quality Newton's Cradle?
  2522. Liquid trapped in two plates
  2523. Hole in parachutes
  2524. Question about spintronics and Howard Johnsons published work regarding the theory.
  2525. meaning of area under a acceleration vs mass curve
  2526. some problems in electic field
  2527. Understanding Entropy,Enthalpy,Spontanity with example
  2528. Carnot's theorem
  2529. constrained motion of pulley
  2530. how can i drive information from spectrrum?
  2531. Prism Design to Filter Out Infrared Light
  2532. How do collision algorithms work (like Angry birds)?
  2533. Fumes energy
  2534. Good physics books for mathematicians
  2535. Interface conditions for heat transfer
  2536. Can Newton's Third Law Of Motion Be Violated?
  2537. Fabry Perot interferometer used as a filter
  2538. Thermodynamics - isochoric situation
  2539. Is space really a vacuum?
  2540. Zeroth law of thermodynamics in terms of heat
  2541. Can't understand what's thermal equilibrium
  2542. Mean Free Path of Gases with Bulk Velocities
  2543. Drink heater upper (laser)
  2544. Problem with Lagrange's Equations
  2545. Polarized light
  2546. Deriving electrodynamic equations
  2547. trajectory of a rigid body with two wheel with different speed
  2548. Newtons 2nd law?
  2549. potential energy of hydrogen balloon
  2550. Development of a thermodynamic property database hydrocarbons
  2551. what is an ideal constraint?
  2552. What would happen if a spring was between two moving objects?
  2553. Line of Sight of Lunar South Pole From L2
  2554. Seeing red/green/violet lines around an object
  2555. Could a ball lying on the ground spontaneously bounce?
  2556. Speed vs. Velocity question
  2557. What causes emissivity to be less than 1?
  2558. Classical explanation of Photodissociation?
  2559. velocity in certain direction[components]
  2560. heat capacity database
  2561. Lowest center of mass of a container + fluid
  2562. Conceptual question on field/displacement
  2563. zero force
  2564. Voltage induced into coax by external electric field.
  2565. F=ma and Vector Division
  2566. Gaussian Beam Parameter
  2567. Negative and positive results when dealing with Newton's Laws
  2568. Stirring tea with floating leaves
  2569. Floating of iron ship
  2570. absolute zero and radiations
  2571. Induction coil powering a crt: how does it work?
  2572. Suggestions for an advanced physics lab project
  2573. Factors affecting aerosol generation from a paddlewheel.
  2574. moving tricycle
  2575. Dry friction questions
  2576. Preserve my sanity.
  2577. derivation of sackur-tetrode equation
  2578. Moving a static cart on rails
  2579. magnetic flux on the top of the magnet pole
  2580. Why does the impedance of inductor change with frequency?
  2581. what is tha graph of carnot cycle
  2582. Effect of apperture diffraction and fourier plane
  2583. Finding tangential force exerted by a rotating cylinder at a given point.
  2584. Effective Focal Length of Multiple Lenses
  2585. Pressure drops and Temperature changes
  2586. Fresnel equations at normal incidence
  2587. car batts
  2588. Laser beams and beat frequency.
  2589. Why is potential energy the NEGATIVE of the work done?
  2590. Incorrect solution to impulsive dynamics problem?
  2591. boltzmann distribution of two different gases
  2592. Phase diagram contradiction: why does vapor exist?
  2593. Why does magnetic force tend to increase magnetic energy?
  2594. Power Line noise.
  2595. Practical implementation of focused UV laser
  2596. Sound Underwater
  2597. Laser Physics: Gain Clamping
  2598. wattage delivered using triple integral help
  2599. Question about parallel capacitor
  2600. Angular momentum of a system
  2601. Electric Field in Circuits/Conductors
  2602. Why is work a scalar?
  2603. How to convert acceleration as a funtion of position to a function of time?
  2604. Energy in the Magnetic field of a moving point charge, simple question!
  2605. trying to really understand work
  2606. Best angle to blow on coffee?
  2607. Equipotential with Spherical Conductors
  2608. Basic question regarding applied voltage and circuits
  2609. Momentum Question
  2610. Laplace-Runge-Lenz Vector for Magnetic Monopole
  2611. Sum of External Forces, Center of Mass Translation
  2612. Does a charge located in a Faraday's cage creates a field outside the cage?
  2613. Enthalpy change of an isothermal expansion at constant pressure.
  2614. Pressure dependence of the Heat Capacity
  2615. Neo magnet force
  2616. saros cycle -- from Greiner's book
  2617. Fracture Mechanics
  2618. ferromagnetic energy question
  2619. Electric Field for a cylinder without using Gauss's law?
  2620. ferromagnetic question
  2621. Ideal gas specific heat coefficients
  2622. Integrals of motion...some more important than others?
  2623. Induced magnetic field in rings
  2624. iductance interference
  2625. Does 2 spring @ 30 degrees = 1 @ 90?
  2626. Charge on a grounded conductor w/ method of images
  2627. On Continuum Mechanics
  2628. first law of thermodynamics
  2629. Validity of the ODEs for Gaussian beam profile?
  2630. Caculating heat loss from cooling fins?
  2631. motion of charged particle in magnetic field
  2632. Electromagnetic wave
  2633. Does compressing a gas mean the temperature has to change?
  2634. Breaking force over set distance.
  2635. Mass Defect
  2636. Do Particle Accelerators Experience Torque?
  2637. A definition for the normal in reflection and refraction?
  2638. Refraction physics lab
  2639. Why weight on an incline is different?
  2640. Diode's Built-In Potential
  2641. Relative motion of the earth and an aeroplane held above the earth's surface
  2642. why does capacitor work on battery
  2643. Variation of youngs modulus with temperature
  2644. Turning over of icebergs
  2645. Weight of water in different vessels
  2646. Heat exchange between body and environment
  2647. Beer–Lambert law from Maxwell equations?
  2648. String under Gravity
  2649. Capacitor discharging on another - energy considerations
  2650. Natural frequency of large degree of freedom system
  2651. Magnetism caused by special relativity?
  2652. Finding the Coefficient of Static Friction in the Real World
  2653. Water dam calculation
  2654. chloroform dilatation
  2655. water presure
  2656. colision and deformation between 2 objects
  2657. Aeroplane flying upside down
  2658. Why does a rock shatter a glass, but a bullet pass through.
  2659. Conservation of Momentum
  2660. I have a difficulty with thermodinamics theory
  2661. Gauge symmetry in EM by inspection
  2662. Trying to understand electromagnetic waves
  2663. Negative value of displacement
  2664. Laser (Doppler) cooling
  2665. Kinetic Energy in Spherical Coordinates? (For the Lagrangian)
  2666. Van de graaff without insulation?
  2667. Wheat Stone Bridge - Redone
  2668. Maxwell's Demon via molecular reed valves can produce work?
  2669. Induction heating of a cylinder
  2670. Bulding Planets
  2671. Creating a Physics Problem with Coulomb's Law and Centripetal Force
  2672. How fast do you have to heat air to create a shock wave?
  2673. Interaction between blackbodies in relation to the second law
  2674. Maximum thrust - theory of rocket propulsion
  2675. Laplace equation in N dimensional space
  2676. Perfect Insulator
  2677. Voltage across resistors in series and parallel
  2678. How is sound transmitted through air so clearly
  2679. General Formula Resistors Polyhedron
  2680. If sound travels faster through solids then why can't we hear through doors?
  2681. mixing water tempretures and flow rates
  2682. Nonlinear refraction of electromagnetic waves
  2683. Relationship between density and refractive index of a medium
  2684. Huygens Construction problem
  2685. A fly in the train kinda question ;)
  2686. How does the magnetic field strength decay(radially) inside a solenoid coil?
  2687. Appleton Hartree (plasma dispersion)
  2688. Magnetic susceptibility of ferrofluids
  2689. sphere in a potential well
  2690. any truth to discharging our bodies?
  2691. Finding beta for the boltzman distribution.
  2692. When does the change in enthalpy=change in internal energy?
  2693. Is this a Reactionless Drive?
  2694. Translate this article on magnetic monopoles?
  2695. When can a charged sphere be treated as a point charge?
  2696. mass distribution and gravitational field
  2697. Rotation of a rectangular prism.
  2698. More precise calculation for Acoustic End Correction needed
  2699. Electromagnetic Expressions
  2700. Surface tension and excess pressure
  2701. Is the principle of least action a tautology ?
  2702. Permanent magnet strength
  2703. Enthalpy and temperature
  2704. New magnetic generator design
  2705. Photons & their relation to charge
  2706. Diffraction grating
  2707. Rayleigh-Jeans Law
  2708. equation measuring heat with temperature change, time and specific heat
  2709. Speed of propogation of electrostatic field
  2710. Runge-Lenz Vector
  2711. Understanding Magnetism in a Syncronous Motor
  2712. Watt's Governor - Equation
  2713. does electric heating violates the laws of thermodynamics
  2714. radiation emitted by particles in accelerator
  2715. Time derivative of rotating vector
  2716. Finding acceleration with only height and time.
  2717. Elastic and inelastic collision
  2718. Uniform Lateral Pressure on a bar.
  2719. Rayleigh Scattering and Density
  2720. Non quantisation of gravity.
  2721. Changing fields
  2722. Elliptical Orbit's curvature the same at opposite ends of semi-major axis?
  2723. Ball in pipe turbulant problem
  2724. (Thermodynamics) Why Do I Use U For Constant Volume and H For Constant Pressure
  2725. 2D Gauss' Law applied to an infinite cylinder
  2726. Heated coat
  2727. Why Vectors product the way it is?
  2728. measuring g with a spring without knowing the mass
  2729. Prog Simulation: Force of spring across time intervals
  2730. Specific heat units
  2731. Magnetic Field From Coiled Wires
  2732. Is the principle of energy a tautology ?
  2733. Boltzmann collision term
  2734. Newton's Law of Motion
  2735. polytropic processes
  2736. Latent Heat of Vaporization /w Temperature
  2737. Are the charges of electrons necessarily integer values?
  2738. Confusion regarding the Boltzman distribution as it applies to paramagnetism
  2739. Falling object far from Earths Center of Mass Problem
  2740. Everyday quantum effects
  2741. Friction Force
  2742. Transposing the hydraulic diameter formula
  2743. Trying to understand the temperature coefficient of resistance
  2744. Induction heating theory clarification
  2745. How much energy can be extracte from compressed water?
  2746. What would the temperature limit of heating metal block?
  2747. Tesla Coil primary part help
  2748. Determining if a field is electrostatic or not
  2749. Radial flow of charge across cylinder?
  2750. Velocity, mass, and drag
  2751. energy spent on holding a kg
  2752. Energy of Infrared Light
  2753. calculating "striking force"
  2754. What IS Pressure-- in a pipe?
  2755. Grin Lenses vs Convex
  2756. Pulsation in Liquid Bubble
  2757. pressing hydraulic pressure questions
  2758. Circular Harmonics
  2759. Net thermal radiation from an object outside at night
  2760. Vector potential and energy calculations in magnetostatics
  2761. Lienard-Wiechert potential
  2762. Spring pendulum
  2763. Forces misconception hammer and nail
  2764. Lamor precession and diamagnetism
  2765. Enthalpy of expansion
  2766. Magnetic force does no work. OR does it?
  2767. Centripetal Force situation...
  2768. How air molecules still carry acoustic messages when multiple sources present?
  2769. How many dimensions for EM?
  2770. inclined plane question
  2771. Choas and the bridge from Classical to Quantum physics
  2772. Is a spring force seprable?
  2773. Why doesn't Newton define F=m(a^2)
  2774. view-factor and emitter shielding
  2775. Gauge freedom
  2776. Laser characterization.
  2777. What forces the molecules of water to form a downward cone when falling off a tap ?
  2778. Is their a formula to measure the amount of force needed to break an object over time
  2779. Simple accelerometer proof (a=tan(theta)) help
  2780. Poynting vector / time averaged energy?
  2781. Solar Radiative Heat Transfer
  2782. Doubts about the formula for hydrostatic water pressure on a vertical surface
  2783. Minimizing action of falling maple seed.
  2784. Magnetism and the violation of the law of angular momentum
  2785. Motion Puzzle [for fun and discussions]
  2786. The 'bullet video' and apparent momentum violation
  2787. Paper plane physics question
  2788. Friction - Influence of mass with elastic materials
  2789. What actually happens when you drop a hairdryer in bath
  2790. Newton's Law of Gravitation
  2791. Emf induced on an eccentric rotating bar
  2792. calculating peak velocity
  2793. Messed up classical mechanics problem:
  2794. Experiments supporting Newton's gravitational theory
  2795. field between 2 conducting spheres in electric field
  2796. Damping/decay rate
  2797. Need a good book for Fluid Mechanics
  2798. Solenoid question
  2799. Configuration Space In Classical Mechanics: Definition
  2800. Electrolysis
  2801. energy conservation of two bodies interacting
  2802. Contemporary applications of Classical Mechanics?
  2803. Airfoil Induced Drag Energy Conservation
  2804. Belts and pulleys for WIND TURBINE ???
  2805. Spontaneous decrease of degrees of freedom using magnetism?
  2806. IR Detector Question....
  2807. a system is always in a well-defined state, so the entropy is constant?
  2808. d'Alembert's solution of the wave equation
  2809. different magnetic field in conductor
  2810. Constant in Modes of Optical Fiber
  2811. steam at specific volume/pressure
  2812. Ionization resonant frequencies
  2813. online book source for classical mech.
  2814. Jones vector of circularly polarized light
  2815. cosmological harmonic oscillation problem..
  2816. Using torque about one point to get torque about a different point
  2817. Calculating Drag Force due to air on a Pedestal Fan blade
  2818. twinkle, twinkle, little star...
  2819. Torque (changing reference frames and adding)
  2820. Does temperature in static particles increase due to gravity?
  2821. Coloumb torque on a charge sphere?
  2822. Magnetic monopoles question
  2823. How to calculate the pressure in a sealed vessel with water.
  2824. Acoustic versus mechanical impedance
  2825. Help with the non uniform circular motion ?
  2826. Elastic Balloon Filled with Ideal Gas
  2827. Why does i(t)=dq(t)/dt give the value of AC current only?
  2828. focusing electromegnetic energy short distances
  2829. Designing a gravity-driven fluid flow system...
  2830. Phase shift of reflected light wave
  2831. does friction restrict motion perpendicular to the plane also??
  2832. Definition of Parallel-axis theorem
  2833. Canonical momentum in Lagrangian Mechanics
  2834. Uncertainty of results
  2835. moving magnet over solenoid
  2836. pendulum
  2837. Is the magnetic flux in a neuron star creation constant? Why?
  2838. Why can lb's be considered a mass and a force?
  2839. Hydraulics: Low viscosity liquids valves
  2840. the radius of the synchrotron
  2841. pseudo force
  2842. Radio waves propagation & ionosphere
  2843. Linear Momentum and the center of mass
  2844. Cause of stability in counter-rotating gyros
  2845. Why is it colder on mountain plateaus?
  2846. Fresnel equations, transmission higher than one?
  2847. Entropy vs Universal Expansion
  2848. reference frames
  2849. problem from principia
  2850. Phase-Space desnsity and frequencies
  2851. why perrin's experiment demonstrates the existence of atoms?
  2852. I have a question about the direction of the magnetic vector potential
  2853. Problems Collimating 1550nm light
  2854. Why the inner component is not experienced eletrical force from the outter?
  2855. Using multimeter, why do we hold its red lead to -ve and black lead to +ve terminal?
  2856. Centrifugal force, fictitious?
  2857. waves in periodic structures - Coupling of evanescent waves to propagating waves
  2858. Units of permeability
  2859. Conservation of Momentum not universal?
  2860. Some Kinetic Gas Theory questions...
  2861. Laser Physics: Steady state gain
  2862. When wavelength is smaller than 1pm
  2863. Magdeburg hemispheres(action and reaction pair)
  2864. Total energy non-conservation for explicit time dependent potentials
  2865. thermodynamics questions
  2866. Spinning up a progressively smaller sphere
  2867. Lagrangian for a free particle
  2868. Image charge inside a conducting sphere
  2869. What happens to field lines from a charge inside a hollow conductor?
  2870. Computation of resistance with arbitrary local resistivity rho(x,y,z)
  2871. Charged particle motion in a uniform magnetic field
  2872. Commutation of Curl and the partial time derivative?
  2873. How to calculate the .707 value used in rms voltage
  2874. Freezing of water droplets
  2875. A Couple of Basic Questions about Mechanics
  2876. Classical Physical Explanation for Turn Ratio in Transformer
  2877. question on force
  2878. why magnets attract or repel each other
  2879. Alternative definitions of energy?
  2880. Simple fuel cell question
  2881. free particle in a uniform external magnetic field
  2882. If you have force depending on distance, then how to find distance depending on time.
  2883. Definitions of Momentum and Work
  2884. Gravity on surface of sphere
  2885. Maximum power transfer vs Max power efficiency
  2886. Straight wires carrying DC currents....
  2887. Lagrange & Hamiltonian mech => Newtonia mech.
  2888. Yoram
  2889. Numerical studies?
  2890. Radio waves & information transition
  2891. Physics - Kinematics/Rotational Kinematics
  2892. General Definitions of Impulse and Work
  2893. Longitudinal modes in a fibre laser
  2894. What causes induced magnetic fields?
  2895. Calculating golf ball spin!!
  2896. Simple Energy Problem
  2897. General method for approaching block/rotating pulley/rotating object equations
  2898. Can continuous acceleration reach speed of light?
  2899. Car engine torque
  2900. Polarization
  2901. transmitting video from underwater
  2902. Transforming Lagrangian without changing the equations of motion.
  2903. Electric Field Intensity
  2904. forced vibration with decreasing force amplitude
  2905. integrals of the motion
  2906. Tension - Conservative/Nonconservative?
  2907. Ampere's Law in Classical Electrodynamics
  2908. Gravitational field conceptual question
  2909. forced vibration with decreasing force amplitude
  2910. Direction of Pseudovectors
  2911. Difference between isobar and isochor heat capacity
  2912. Cylindrically symmetric plasmas and models for.
  2913. Adding more than two coherent sound sources of different phases
  2914. gallilean transformation
  2915. functions dependent on a greater number of parameters
  2916. How to block off charge particles from an electron accelerator?
  2917. calculating distance from force and impact
  2918. Michelson interferometer
  2919. Thermodynamics: turbine, steady-state, how to find the necessary mass flow?
  2920. Optimum angle
  2921. Measuring drag coefficient experimentally
  2922. a question about adiabatic demagnetization cooling
  2923. what are the main drawbacks of the van der waals equation of state for real gases?
  2924. Combining gaseous spaces with PV= mRT
  2925. magnetic torque acts about which point on magnetic dipole?
  2926. Basic question about measurement of thin film by means of spectral reflectance
  2927. Convection and Thermal Resistance
  2928. What in heaven's name is the "'Water Triple Point"'?
  2929. Coulombe drive?
  2930. soliton
  2931. Equilibrium
  2932. a charged particle in constant gravitational field
  2933. What is the meaning of non-degenerate in statistical mechanics?
  2934. Intriguing thought experiment
  2935. Soln of Leplace in Cartesian Coord
  2936. how to measure the temperature of a piece of glass on a black heater using pyrometer
  2937. Alternative Equation of Motion
  2938. Classically predicted ionisation energy of H
  2939. An electromagnet made of a bunch of capacitor plates in series?
  2940. Free Energy Thought Experiment Question
  2941. Integrating rotation speed and linear acceleration
  2942. calculating drop heights based on known forces
  2943. conduction in (or on) a wire
  2944. Work done by gas under constant pressure
  2945. Calculate tilt stiffness
  2946. Superposition of simple harmonic oscillations
  2947. Osmosis and entropy/free energy and mixing.
  2948. Define some terms please
  2949. Constructing a hall effect transducer
  2950. Clausius clapeyrion equation Hfg
  2951. Coulombe Drive?
  2952. deriving the generalized entropy function
  2953. Conservation of Energy OR Momentum?
  2954. Understanding what natural frequencies mean(specifically in 2deg. of freedom system..
  2955. Betz law
  2956. Electromagnetic Four-Vector for Uniformly Moving Charge
  2957. newtons third law and collision of bodies
  2958. electric potential, hollow metalic cylinder
  2959. confusing case of work done by friction
  2960. the law of conservation of momentum and change in momentum
  2961. The Axiomatization of Physics?
  2962. Plasma Question
  2963. Simple Pendulum
  2964. Single Slit Bright Fringes
  2965. Acceleration due to Centripetal force
  2966. Inertial reference frames and Newton's Laws of Motion
  2967. centre of mass and centre of gravity
  2968. Resistance between two points on the surface of conducting spherical shells
  2969. Relationship between work, internal energy and enthalpy.
  2970. Temperature of a body exposed to sunlight
  2971. Magnification, resolution and sensor size for digital microscopy
  2972. Magnet force on an object separated by small space
  2973. Physics - Single Slit Diffraction
  2974. Electric Potential
  2975. Why is turbulence the most important unsolved problem of classical physics?
  2976. acceleration of box
  2977. Bragg law
  2978. Alternative to Gardner Tube Viscosity Measurement
  2979. E and M waveguide theory spec. co-axial
  2980. A Damped Oscillator and Negative Damping Force
  2981. Questions that deal with research, strategies, math and theories
  2982. Electricity and Magnetism
  2983. Is light wave also transverse in media?
  2984. how can you determine the latitude of your house?
  2985. Is the momentum conservation law correct in parametric conversion process?
  2986. Sound: Low end / High End
  2987. Difference between the inertial and gravitational mass
  2988. Mass on a spring
  2989. New animated video on Electricity and Magnetism
  2990. Creating more Power from electric Motors
  2991. questions about light absorption
  2992. Heat absorption by apples
  2993. cube beam splitter transmission and reflection ratio
  2994. moment of force
  2995. relation between angular and linear velocity
  2996. Shaping optical pulses with linear optics? Where's Von Neumann?
  2997. Does velocity from rotational Ek add to a total velocity of a body?
  2998. E&M: anyone knows what this equation is?
  2999. Conservation of energy in a system
  3000. experiment: find electron charge with circuit
  3001. Need Help Understanding Article
  3002. Pupils and aperture stop...
  3003. telecentric lens
  3004. translational equillibrium calculation when forces acting not at COG
  3005. Power of a hot plate and actual heat power delivered
  3006. Basic physics of capacitance
  3007. geometrical centre
  3008. help mechanics
  3009. rolling without slipping
  3010. General Question Regarding Internal Energy
  3011. Conversion of EPE to Kinetic Energy in Magnetism
  3012. Can you help me understand water waves?
  3013. Time for liquid ejecting from a hole in tank to reach ground
  3014. ex of chaos->order circular patterns in liquid chemical reaction
  3015. Two stage turbocharger heat pump.
  3016. Symmetries and Maxwells equations
  3017. deriving electric field strength in terms of retarded potentials
  3018. Fresnel Number
  3019. Confusion: Van de Graaff generator
  3020. How to find heat produced from friction?
  3021. Why does the front end of the car lift up when accelerating forward?
  3022. Simpe Harmonic Motion
  3023. I don't understand Bernoulli's principle applications
  3024. Simpler equation for perfectly elastic collisions.
  3025. Helicopter rotor acceleration
  3026. torqe
  3027. Buoyant Force
  3028. Displacement current vs eddy current
  3029. Wardenclyffe
  3030. do we see multiple images in mirror?
  3031. The Law of Action-Reaction consequence of electron repulsion?
  3032. spin of eggs
  3033. Reynold's Transport Theorem
  3034. What is the reference frame the earth rotates relative to?
  3035. Conserved Noether charge and gravity
  3036. Doubt regarding definition of magnetic susceptibility
  3037. General Solutions for a particle in a magnetic field
  3038. Why P is proportional to epsilon*E?
  3039. Charge Distribution on Two Neighboring Conductors
  3040. Entropy change of a real gas
  3041. Concept/Derivation for total electric potential energy of two concentric spheres
  3042. Famous physicist
  3043. Distribution of surface materials and friction
  3044. Dead electrons
  3045. Beer Lamberts Law
  3046. conservation of angular momentum
  3047. Proving Optical Law in plane mirror
  3048. How do I determine Force or time from an impact?
  3049. rotational motion
  3050. The big bang singularity?
  3051. What restricts the water flow?
  3052. I want to heat up my room, would a fan towards the radiator work?
  3053. Force from fluctuations in atmospheric pressure
  3054. Landau theory: why does a m^3 term implies first order transition phase
  3055. Determining Likelihood of Divergance
  3056. fluorescence - definition & possibilities
  3057. basic question regarding gravitation
  3058. Vertical mass-spring system - force or energy?
  3059. Why are successive maximas in single slit diffraction patterns of reducing intensity?
  3060. SHM derivation
  3061. difference between different kinds of motions of a rigid body
  3062. Calculating EMF and flux rule
  3063. experiment with angular acceleration
  3064. Determining the clamping force on a Tube...
  3065. Describing quantities independently from frames in newtonian mechanics
  3066. Resulting directions and velocities of two circles colliding
  3067. Would elemental particles survive a big crunch?
  3068. power needed to climb constant slope at constant speed
  3069. How does an antenna work
  3070. Nonlinear optics reflection/refraction at a dielectric interface
  3071. Shoot a bullet at a half-infinite isotropic elastic solid.
  3072. Please help!
  3073. What is the most efficient small-scale low-temperature heat engine?
  3074. Pouillet's law
  3075. Comsol 4 plasma module
  3076. Temperature and pressure in sauna?
  3077. Lorentz force
  3078. Real gas adiabatic equation
  3079. Moment of inertia in n dimensions.
  3080. thermal expansion
  3081. about Work and energy..
  3082. Mass continuity equation's applications for fluid
  3083. gyroscope
  3084. Motor torque
  3085. taking current from an insulator??
  3086. rotational relatiom
  3087. ultrasonic frequencies
  3088. Direction of force on bar magnet in solenoid
  3089. Dielectric materials in Optical Traps
  3090. Kinetics issues
  3091. Does the dewpoint dry the air effectively?
  3092. Position, velocity, acceleration, jerk, jounce, snap, crackle, pop... ad infinitum ?
  3093. RMSF vs RMSD
  3094. Fluid Mechanics
  3095. Fluid Dynamics
  3096. Torque
  3097. Force on a body in a canister
  3098. Thermal Expansion Question
  3099. Energy Loss From Permanent Magnets
  3100. Three Masses - pulley, rotational and translational forces
  3101. Conservation of energy and magnets
  3102. How do I measure chemical potential of a gas?
  3103. Impulse
  3104. How can we prove that Conservation of Momentum exists in Photoeectric Effect
  3105. higher efficiency - 2 stroke or 4 stroke diesel engine?
  3106. What physics programs should I add to my TI-84Plus?
  3107. Is there a Conceptual problem here? (Pressure in the Kinetic theory of gases)
  3108. heat flow and the second law
  3109. Using Special Case of Elastic Collisions in one dimension
  3110. Complex analysis in electrical circuits
  3111. Hanging Sign, Tension
  3112. Change in Enthalpy with no Heat Exchange?
  3113. PV Diagram of a monoatomic gas and diatomic gas
  3114. Gibbs free energy
  3115. IYPT 2008 question on tip-cat
  3116. Fluids Mechanics, finding height in the piezometric tube
  3117. why elementary work is not an exact differential?
  3118. Is there a term called 'Wave Factor'?
  3119. center of mass and planetary motion
  3120. Stress calculations on a disk plate
  3121. How long does it take to boil water
  3122. Freshman Looking for a Project
  3123. Dispersion vs. time-dependence
  3124. Control Moment Gyroscope Gimbal Motor Torque
  3125. Need help to get equation of Kirchhoff
  3126. Force equilibrium of a thick-walled pipe
  3127. experimentally observe waveguide mode pattern
  3128. equilibrium
  3129. Hard to find bubble rise paper/bubble shape determination
  3130. Rotating half cylinder energy and power calculation
  3131. Fast multipole method question. Point charges vs surface charges
  3132. rotating fluid, curl and suspended object rotation
  3133. How to determine where the B feild starts
  3134. homopolar generator
  3135. Thermodynamics, basic difficulty: How do I find u, when I know v and T at a state?
  3136. Randomly polarized light
  3137. Formula/model for calculating mass flow
  3138. Force, Impulse, and energy
  3139. billiard ball gas and extensive entropy
  3140. Measuring classical object to arbitrary precision
  3141. Current Loop ?
  3142. Cooling of spheres
  3143. Gas of elementary particles
  3144. Conservative forces
  3145. Diamagnetism-cause
  3146. Accelerating current
  3147. Mutual inductance ,dots and signs
  3148. Railgun Math Simulator
  3149. Bernoulli theorem paradox
  3150. Momentum and Impulse
  3151. Forces act upon the satellite
  3152. Specific heat capacity
  3153. Latent heat
  3154. Solenoid energy requirment
  3155. Determining the 'Instantaneous Force' during impact
  3156. Is there any way that we can defy gravity?
  3157. Is "Frequency : Temperature :: Angular Momentum : Entropy" ?
  3158. Non-inertial Frames - Newton's Laws of Motion
  3159. Capacitor Charge Drain and Surge Impedance
  3160. Centripetal force discussion question (Washing machine).
  3161. Only rotating bodies have angular momentum
  3162. gravitation problem
  3163. Interference fringe of light beams of different frequencies
  3164. Why does the magnetic moment of a nucleon line up with a uniform magnetic field?
  3165. Aspheric Surface Calculation
  3166. What a firecracker would do to a glass cub of water.
  3167. reference frames
  3168. projectile
  3169. Calculating Power from Acceleration
  3170. Diffraction grating
  3171. Oblique collisions between non-sliding surfaces
  3172. Does constant magnetic field around a wire induce an electric field?
  3173. Does my laptop/cell phone battery charge up like a capacitor?
  3174. Fermi energy on contact equilization
  3175. Question regarding pulse waves
  3176. A very stupid question about electricity for a project being done just for fun
  3177. General question - how much current is in a simple spark?
  3178. Splitting infrared and visible light.
  3179. Statically indeterminate beam question
  3180. the falling pencil
  3181. Effective mass of spring
  3182. Newton's second law if mass changes
  3183. Expression for time period of simple pendulum
  3184. Electro-magnetic Radiation and Cresting Amplitude
  3185. Electromagnetic Levitation Force
  3186. back emf
  3187. sin cos waves
  3188. Principle of Virtual Work
  3189. Simulating musical instruments with tuning forks
  3190. push mass up a ramp
  3191. Monochromator
  3192. Two-Bodies Problem REAL SOLUTION
  3193. bicycle and applied torque...
  3194. Breaking EM Destructive Interference
  3195. Neumann Boundary Conditions question
  3196. Variable-mass systems
  3197. Magnetic bullet fired through a coil can fire another bullet?
  3198. coordinates of phase space
  3199. thermodynamical state
  3200. torque
  3201. Rocket in empty space
  3202. Metal plate heating
  3203. Dot cancellation (holonomic constraints)
  3204. Internal energy and state functions
  3205. Ideal simple Machines...
  3206. partition function lennard jones potential
  3207. Deriving equation of simple harmonic motion
  3208. Thurst in a rod?
  3209. a new method of magnet refrigeration: just an idea
  3210. rotation of earth
  3211. heat engine with with state change and no cooling
  3212. space experiment
  3213. Lagrangian for electromagnetic field
  3214. Forces on multiple cylindrical magnets stacked
  3215. Necessary torque required?
  3216. How many degrees into a turn does a car go before getting to its maximum g-force?
  3217. Physical interpretation of conductivity with electromagnetic waves?
  3218. Why can't the solution to Laplace's equation be derived from points?
  3219. What is the difference between canonical transformations and gauge transformations?
  3220. Gravitational attraction force b/w point mass and rod
  3221. Inertia
  3222. Angular momentum at a distance
  3223. Transport Theorem
  3224. Rocket propulsion
  3225. Gauss's Law -- Irregular Surfaces
  3226. Ideal gas processes
  3227. Is there a e-ray refraction theory?
  3228. is there a difference between photons from a light bulb and photons from the sun?
  3229. electric current transmitted over great distances.
  3230. What type of motor is required?
  3231. Spontaneous Process and Irreversibility
  3232. blower flow
  3233. Transformation matrix for components of acceleration
  3234. Working on Cannonball simulator
  3235. contravariant components and spherical component of acceleration
  3236. Nonlinear Physics
  3237. Confusion over Newton's 3rd law
  3238. KE of system / different reference frames question
  3239. I need help from a physics brain: thermal capacity, conduction, cooling...
  3240. Question about tension
  3241. Unpolarized light
  3242. Building a Wave Transmitter
  3243. Confusion about Gauss' law differential form
  3244. Newbie: why use the vorticity eqn to get streamlines instead of solving for x and y?
  3245. Gravitation question
  3246. harmonic wave equation
  3247. Optics - reduce image and launch into optical fiber
  3248. Maximum Angular velocity possible
  3249. Magnetic Field From a Solenoid - Biot-Savart Law
  3250. Canonical Conjugates and Fourier Transforms in Classical Physics
  3251. Stability of Spinning Top, CG
  3252. Throwing an irregular dice
  3253. Rotation of a sphere because of its gravitational field
  3254. second law of thermodynamics
  3255. How fast will the pressure decrease from a leaking gas tank?
  3256. Gimbaled Gyroscope
  3257. GPU simulation
  3258. a yoyo
  3259. model of a rocket
  3260. Motor that meets these requirements?
  3261. retarded acceleration or acceleration field
  3262. About diffusion
  3263. Kepler's First Law
  3264. Why is strain greater in longer wires?
  3265. First Law of Thermodynamics for Irreversible Processes
  3266. Earth movement and physical vacuum energy harness
  3267. My model of torque in a rod with mass
  3268. energy
  3269. How to prove units when you have logs in an equation
  3270. Can magnet fields deflect displacement currents?
  3271. Voltage of electrochemical cell
  3272. mathematical pendulum
  3273. Derivation of the thin lens equation?
  3274. Centripetal force confusion
  3275. Mirrors at an angle
  3276. Can you prove Newton's Second Law from this experiment?
  3277. Depth of field in projection
  3278. Moving solar panel produce more power than a stationary one
  3279. bead on the uniformly rotating wire
  3280. Need a definition of Translation
  3281. Lecher lines
  3282. VOLUME charge density from SURFACE/LINE charge density??
  3283. Inversion of curl of A formula
  3284. angular momentum linear momentum
  3285. Electric field in stored charges...
  3286. How to calculate momentum at right angle
  3287. Phase difference RLC circuit
  3288. Why does 1/2 * stress * strain equal the energy stored per unit volume in a wire?
  3289. Integrate vector in rotating frame?
  3290. the hanging cable problem
  3291. Having problems calculating Y vs X of projectile
  3292. Minimizing spatial hole burning
  3293. Principia confusing sentence. Please make is simpler!
  3294. about the nature of light
  3295. Is there lag as force is converted into acceleration?
  3296. What is phase angle?
  3297. Sign convention in geometric optics.
  3298. Molecular Dynamics Wulff Shape
  3299. What way could I estimate, easiest and quickest, the area underneath a curve?
  3300. Calculating the force exerted on structure by two large permanent magnets
  3301. Accidently lased my eye
  3302. waves on string
  3303. Average Velocity in One Dimension
  3304. candle
  3305. Radiation?
  3306. radiation and Lorentz force
  3307. Influence of "Centrifugal" force in 'g'
  3308. Understanding what a stagnation point is in compressible flow..
  3309. Question about fluids
  3310. vertical and horizontal motion
  3311. Can one derive F=ma from kinetic energy ?
  3312. Trouble with a line in Goldstein
  3313. Current Flow From Gases
  3314. forced oscillation
  3315. Battery to battery straight wire of current?
  3316. Collisions in the centre of mass frame
  3317. Boltzmann Distribution with two gasses
  3318. Complex orthogonality of electric and magnetic fields
  3319. Six cylindrical magnets arranged N-S-N-S-N-S formed into a ring hold shape?
  3320. Column Pressure and conservation of energy
  3321. Multi-DOF vibration systems
  3322. Simple rigid body collision reaction
  3323. Question about static friction and energy loss
  3324. Light Traveling in both Directions in a fiber optic cable
  3325. Newton`s Law of Cooling
  3326. Torque on a current loop
  3327. The way textbooks talk about stress tensor confused me...
  3328. Degrees of freedom an constraints
  3329. Strain optic coefficient definition
  3330. Nonholonomic constraints
  3331. hydrogen atom
  3332. Heat Capacity Equations
  3333. In a vacuum: steam sinks or evenly distributes?
  3334. what does high temperature mean?
  3335. Does the N! Gibbs factor SAVE or DESTROY extensivity?
  3336. The coriolis acceleration
  3337. is the 2nd law wrong?
  3338. Force on a string
  3339. Algorithm for acceleration of projectile undergoing squared velocity drag?
  3340. Colour of light in glass
  3341. Moment of force
  3342. Derivation of Eikonal equations from Fermat's Principle
  3343. How to calculate the torque from a free rotation object?
  3344. Bulk Modulus formula help
  3345. Internal forces for massless rods in rotation
  3346. How to simulate the reflection field from a scattering surface?
  3347. Best shape for TIR
  3348. common forces in mechanics
  3349. 2D construction made of square blocks. Breaking by gravity
  3350. Projectile Motion comparing height and initial velocity
  3351. Two mass spring system
  3352. Spatial hole burning
  3353. Generalised energy and energy (lagrangian mechanics)
  3354. Optics and polarization
  3355. Precession Nutation and Spin
  3356. merry go round
  3357. What is the Temperature of an atom moving at the speed of light?
  3358. Computing parabolic orbital trajectory
  3359. Connecting a dynamo to bicycle to get electricity
  3360. Sound waves to test for faults in girders
  3361. How far can a modern arrow penetrate through steel?
  3362. Non-sensical negative entropy? (grand canonical ensemble)
  3363. Optimization of fencing wire
  3364. When to use fourier integral instead of fourier series expansion
  3365. so (3) or su(2) and Euler angles
  3366. rolling system
  3367. Magnetic strength cannot be measured
  3368. Lagrangian for interacting particles in Galilean relativity
  3369. Air flow in an open system
  3370. Double-Split experiment with light
  3371. Could this process using gravity generate electricity?
  3372. Linear polarized light and polarisation
  3373. dispersion(optics)
  3374. Standing Waves
  3375. Doppler Effect
  3376. Effects of Electromagnetic mass indistinguishable from regular mass?
  3377. what temperature actually a measure of?
  3378. Where has the energy gone?
  3379. star system
  3380. Energy of homogenously charged sphere
  3381. The property of spheres that gravity acts on the shape as one component?
  3382. Speed of Light
  3383. Rock dropped in a still pond
  3384. Does the Rankine Cycle really need a liquid phase?
  3385. Retarders and polarization
  3386. How much energy/electricity would transferring water from a basin to another require?
  3387. pushing prams... the formula
  3388. connection between the generators of the Galilean group and physical quantities
  3389. Archery trajectory computation
  3390. Newton's work on fluids
  3391. Of what does a magnetic field consist
  3392. Thermal expansion of an interference fit
  3393. infrared wave cooking vs microwave radiation
  3394. angular momentum extended body
  3395. Convective and conductive heat transfer
  3396. Head loss in pipe systems
  3397. Adiabatic Compression
  3398. Physical meaning of Radius of Gyration
  3399. What is the "advective acceleration"
  3400. convert integral over phase space to integral over energy
  3401. dual nature of light
  3402. "Bernoulli Loss"
  3403. Propagation of waves on a string
  3404. Derivation: Simple Harmonic Motion
  3405. spinning top
  3406. Energy by Impluse Momentum Through a Gear Reducer
  3407. Rotating magnet inside coil = flux change?
  3408. Understanding Green functions in electrostatics
  3409. Vinyl records, RPMs, and velocity. How does it work?
  3410. S = k ln W : ln : From Both Multiplicity and Integral ?
  3411. Variable-capacitance power generation
  3412. Is Electric field eigenspace (matrix of eigenvectors) othogonal to Mag. f. eigenspace
  3413. Evanescent wave coupling between two prisms
  3414. How to see this equality (Lagrangian mechanics)
  3415. Does Emmy Noether's First Theorem imply there is no free will?
  3416. Zener diode- Invincible?!
  3417. optical equivalent path
  3418. Acceleration/force questions on Pendulum
  3419. Can I get some physicists opinion on this experiment
  3420. Newtons first law should not be termed an expression of inertia
  3421. Fourier optics question
  3422. Collapse of WTC towers....
  3423. Canonical transformation between two given hamiltonians
  3424. magnetic property which does not change much if measured from a distance of 1m
  3425. Does a bullet enter water easier?
  3426. Where did "μN" come from?
  3427. is it possible ?
  3428. collision KE converted to heat
  3429. Relativistic Dynamics, Action at a Distance, & Field Theory
  3430. Acts like hot air?
  3431. Why is Flow Work defined as pV and not pdV?
  3432. Orbital mechanics: Accelrating takes you into a slower orbit?
  3433. In regards to "Maxwell's Demon"
  3434. The Concept of Inertia
  3435. optics
  3436. Does steam rising in an insulated tube lose thermal energy
  3437. Bicycle Wheel Platform... Without using Angular Momentum?
  3438. Fabry Perot spectrometer
  3439. Induced EMF through variable-resistance-wire due to Faraday's Law
  3440. what is the P.D.E. governing this phenomemon?
  3441. Why does tape distribute static charge unevenly?
  3442. What is more important? Power or voltage?
  3443. Energy equations
  3444. plane monochromatic wave is not physically realizable?
  3445. Friction between a pre-tensed steel hoop and a cylinder
  3446. Can Kinetic Energy equal 1/2W
  3447. Laser Heating & Mathematica Problem
  3448. motion of body
  3449. Can you have an "anti" focal point of a lens?
  3450. Brayton Cycle confusion
  3451. Understanding the concept of relative motion
  3452. Classical magnetic energy of two electrons
  3453. what kind of parameters influence the velocity of the transverse wave?
  3454. Gauss's Law in Matter
  3455. Mathematics of shark motion
  3456. Thermodynamics question
  3457. Plasma in magnetic field in equilibrium
  3458. How do dipole moments work?
  3459. a question regarding Enthalpy and protein folding
  3460. Distortion to correct farsightedness(Hyperopia)
  3461. Maxwell equations, curl problem
  3462. 【HELP】Equation of temperature increase by shock wave
  3463. will a magnetic field pass through non magnetic materials
  3464. sign convention for work of a gas
  3465. Ridiculous British moonshot question
  3466. Torque on a rod
  3467. About Space Travelling
  3468. Different EMFs around different paths
  3469. Designing a resonance tube with a defined ambient wind speed
  3470. Maxwell almost failed his qualifying exam
  3471. Calculate water pressure in tube end when tube is compressed
  3472. Does a barrel explode if it's filled with water?
  3473. magnetism: conditions for magnetic attraction and magnetic shielding
  3474. Inverse square laws?
  3475. Classical Explenation on How The Sun keeps Shining
  3476. Understanding Momentum Conservation in Isolated Systems
  3477. magnetism scenario: magnet attracted to iron wall
  3478. Confusing about Maxwell-Boltzmann distribution in non-classical region
  3479. how does a stop-start-stop car conserve momentum?
  3480. Mach Jetpack Humans
  3481. Planewave scattering on metal wedge problem
  3482. Heat capacities definition
  3483. Why is resolving limited by wavelength?
  3484. Infinite Compressibility
  3485. Interference Problem: Simple, but have't gotten a 'coherent' answer on other forums.
  3486. A revolving tetherball vs. a spinning top
  3487. Amperes circuital law for finite length of wire
  3488. Conservation of Angular Momentum
  3489. Condition for equilibrium
  3490. Friction and Newton's Third Law
  3491. How to build a medium power cyclotron
  3492. Name of intermolecular forces of gases
  3493. pound force
  3494. Standing wave interference patterns on liquid metals
  3495. choosing the correct type of filter
  3496. Small Volume Plasma Confinement Device For Energy Storage
  3497. Drift velocity in a resistor?
  3498. princip. of linear impulse and momentum , diff. btw. impulsive force and non-impulsiv
  3499. Collision of two particles, momentum and velocity
  3500. Why do we treat velocity and position as independent in a lagrangian
  3501. can someone explain the following terms such as inertia momentum
  3502. Calcite deviation between r-ray and o-ray
  3503. Is the electric field in the human body zero?
  3504. why are cyclotrons dangerous
  3505. Whether capacitors generally have net charge
  3506. Max weight that anyone can lift using over head pulley.
  3507. thermodynamics - compressor
  3508. State of matter: Potential Energy - seperation graph
  3509. Calculation of torque for motion control camera arm
  3510. Writing optical fields
  3511. Simple Harmonic Motion!?
  3512. analytic signal and its usefulness in demodulation...
  3513. WHat is more fundamental - conservation of momentum or conservation of energy?
  3514. Slip condition between two parts joined together by shrink-fitting?
  3515. Reference frame for harmonic motion.
  3516. Solving Poisson's equation with the help of Greens function
  3517. Saturated absorption: instanteneous, or does it produce lasting effects?
  3518. Linear acceleration on a rotating body
  3519. Reflection: instantaneous or not?
  3520. Thermodynamics
  3521. Infrared Wavelength
  3522. why is E-field inside a conductor zero? Please look at this image from the text book
  3523. Advantage of Poisson's equation?
  3524. Does a medium have to have mass to 'be' a medium?
  3525. LED lights up when touched
  3526. type of image from an afocal optical system
  3527. Astronaut rotates in space without external torque
  3528. Why does f(x-vt) represent a wave along +x?
  3529. Doubts about Magnetism
  3530. Distance of laser focus
  3531. Easily derive kinematic eqns?
  3532. want to find out the mass movement capability of my motor
  3533. Tangential and radial accelereations of a flywheel
  3534. Why change the coordinates?
  3535. Force on solenoid in external uniform field?
  3536. Continuum hypothesis of fluid mechanics (& relativistic fluids)
  3537. Overshooting in a critically damped oscillator
  3538. Pressure Amplitude and Decreasing Intensity
  3539. Physics of Maple Seeds / Samaras
  3540. Hamilton's principle: why dA rather than dA/dt?
  3541. Too early to learn Lagrangians as a first year?
  3542. heating a 7 cm long copper wire of cross sectional diameter .75mm
  3543. Rotational mechanics problem
  3544. Heat dissipation in a box
  3545. Beat frequency- universal mathematical proof?
  3546. Hydraulic Problem: Fluid backing up into a closed tube
  3547. snagged a little on some vector math
  3548. The affect of different plasmas on each other
  3549. Trying to apply electric current to plasmas in motion.
  3550. Velocities seen from the center of mass
  3551. Making an electromagnet
  3552. Pressure Increase with Diameter Decrease?
  3553. force due to magnet and current carrying wire
  3554. Moment of inertia about different axes
  3555. Precession at LOW angular velocity
  3556. How is refractive index a function of frequency?
  3557. Lorentz force
  3558. Force on rope during a rope swing
  3559. Coils
  3560. Need help with Heat Transfer Problem...
  3561. History of Hamilton's principle
  3562. Monitor building inner defect with inverse heat transfer
  3563. question about spring
  3564. Does an object lose thermal energy due to gravity alone
  3565. Problems with Inertial Reference Frames
  3566. Does the Hamiltonian is always equal to the energy of the system??
  3567. system of pressure
  3568. complex variables in compound expressions of electrodynamics
  3569. What causes ball lightning?
  3570. x-t plot of underdamped motion
  3571. making 1 Tesla Electromagnet(need specification)
  3572. temperature defined in terms of entropy and energy
  3573. proof for la grangian
  3574. On "Microwave oven to measure light of speed". To falsify
  3575. friction and forces in rollers
  3576. Gravity and Weight
  3577. Question on relationship between drift velocity and resistance
  3578. using sound for estimations
  3579. Anti-reflection coating and FULL reflection coatings...
  3580. Solving Torque in Stretcher/Paramedic Problem-Unsure About Fulcrum
  3581. General equation for the speed of sound?
  3582. Normal force on top of a loop?
  3583. the physics in cars
  3584. The Optimal Heat Sink for my Lousy Freezer
  3585. car heater to heat house??
  3586. is Adsorption always Accompanied by desorption
  3587. isochoric compression
  3588. sound and air movement: do they affect each other?
  3589. breakdown mechanism in electrical discharages
  3590. Forced convection for capillary evaporation
  3591. Converting unidirectional linear motion into rotary motion?
  3592. Kepler's Law vs Newton's Amendment
  3593. Pressure in a fluid
  3594. electromagnetic force required to levitate an object
  3595. Confusion regarding Newton's Third Law of Motion
  3596. Pair of moving charged particles
  3597. Calculations for heat transfer between fluids
  3598. magnetic field
  3599. Photons and magnetism
  3600. Polarization Beamsplitter Cubes
  3601. Given an electric field, how to find its field lines?
  3602. Radiation Pressure
  3603. Average kinetic energy
  3604. How do I charge a small battery with a large battery?
  3605. Aligning a laser with a single-mode fibre
  3606. Need help finding origin of an equation
  3607. Pascals principle
  3608. why higher resistance means more heat produced in a circuit
  3609. How can pulleys or levers multiply forces?
  3610. Oscilloscope triggering function on aperiodic signals...
  3611. Infrared light and prisms
  3612. Light Resonance
  3613. what is the difference between potential difference and potential?
  3614. Meaning of normal coordinates and normal modes, in relation to phonons
  3615. Reminder of Vectors
  3616. two boxes with same initial velocity on a 2d track but one is at top of a hill
  3617. Which energy is easier to catch? LED or laser
  3618. Thermal conductivity value of (.17-.20)W/m.K
  3619. 2 springs attached by a rigid massless bar
  3620. Jerk during Gravitation
  3621. Acousto optical modulators
  3622. Static Electric Orbiting of H2O Droplet to Knitting Needle
  3623. second law of thermodynamics
  3624. Membrane Beam Transition Modelling Transition
  3625. Conservation of momentum/energy
  3626. Conceptual issue with rolling sphere and friction.
  3627. Trajectory Path from 2 Distance Sensors
  3628. Force and Surface Charge on Sphere
  3629. Maxwell's equations outside electrodynamics?
  3630. Magnet in a AC current solenoid
  3631. Nature of principal strains
  3632. (Conceptual) questions about capacitors, circuits
  3633. Mysteries in Classical Physics
  3634. Non-Integrable Quadratic Hamiltonian
  3635. Biot-Savarts law
  3636. How does force*distance apply to energy transformed?
  3637. Gravity - basics!
  3638. Semi transparent material
  3639. Classical Mechanics - Box sliding down a slope
  3640. Really weird random effect...
  3641. Why Carnot's engine needs 4 cycles instead of only 2
  3642. Simple (?) question: Effect of mass when placing vs dropping object on spring
  3643. How would I calculate the centripetal acceleration of a car on an elliptical path?
  3644. Weightlessness in a common swing
  3645. rate of effusion dependance on pressure
  3646. Can better sensors extract unlimited info from old lens?
  3647. Question on magnetic attraction and repulsion?
  3648. coil force to the plunger
  3649. Flipping a coin
  3650. E&M reflection and refraction intensity
  3651. 3-D kinematics
  3652. Equivalence of Integral and Differential Forms of Gauss's Law?
  3653. What caused galaxies to start spinning?
  3654. Complete annihilation of light through polarizers
  3655. please introduce me a book about Classical Non-Markovian dynamics
  3656. Calculating volume of an air tank given the compressor delivery rate
  3657. Using the Joukowski transform to calculate flow around cylinder due to point charges
  3658. The workings of a Stirling engine
  3659. Capacitors: How to determine the charge density at each surface?
  3660. How Is Ohm's Law Tested Here?
  3661. Classical entropy as phase space volume
  3662. Generating light through AC?
  3663. Problem with Diffraction Grating Equation (results do not match theory)
  3664. Theme Park physics
  3665. B field of a charged ring.
  3666. Legendre transforms
  3667. Pincushion distortion from spherical detectors
  3668. circular magnetised magnet?
  3669. Can one approximate an "ether" frame by analyzing "superimposed" rotating frames?
  3670. Question on the Gauss' Law's Qenc
  3671. Need a certain pulse-on-string simulator! And an oscilloscope too...
  3672. Center of gravity in wrong place?
  3673. physics and number
  3674. H field inside a magnet
  3675. Why does a lens automatically produce perspective?
  3676. Tesla Coil Safety
  3677. Need help with zernike polynomials
  3678. Compression of an ideal gas
  3679. determinism of classical mechanics
  3680. Newton's Third Law
  3681. Is this possible?
  3682. What mindset is required for Classical Mechanics
  3683. fluid dynamic problem
  3684. Waves on a 1D string in higher dimensions, polarizations?
  3685. elliptical motion of surface buoy.
  3686. Angular momentum from the Lagrangian
  3687. Basic Fluid Dynamic Question (Oil Return on Turbocharged Car)
  3688. pressure field of an irrotational vortex
  3689. Electric Field of extended mass
  3690. Solving Enthaply by other ways?
  3691. pn junction, diode and energy level of conduction band during forward biasing
  3692. Water in a spinning bucket: a better explanation...
  3693. Driving Round Bends!
  3694. center of mass
  3695. Passing a current from a metal wire through an electrolyte solution
  3696. To which extent cathode rays can be considered as current in a wire
  3697. Is it possible to use radar?
  3698. advance book on entropy
  3699. Why the ship does not sinks?
  3700. derivation of equation for catenary
  3701. tension in a string,changing force and equilibrium.s
  3702. The need of Newtons first law of dynamics
  3703. does more energy equate to more force?
  3704. Question on vertical pole and equilibrium
  3705. heat and moisture transport on the building materials
  3706. differential equation modeling question
  3707. Time constant for gas to reach equipartion equilibrium
  3708. Relationship between wavelength of light and size of hole it can go through?
  3709. Components of Weight on an Inclined Plane
  3710. Forces in a Truss
  3711. Force is ill-defined? contradictory definitions?
  3712. Dielectric absorption
  3713. Finding the spring constant of a torsion spring.
  3714. Building an electromagnet hover-coaster
  3715. non ohmic graph and distance vs time graph
  3716. Car crumple zone deformation physics
  3717. object on an inclined plane
  3718. Why don't magnets violate conservation of energy?
  3719. Questions for all of you HVAC massters, please help:)
  3720. Thermo Help for exam
  3721. Intertia
  3722. Finding the B field in a long cylindrical hole in a long wire
  3723. Maxwell Stress Tensor
  3724. statistical and thermodynamic defintion of entropy
  3725. How can I find electrostatic interaction force
  3726. Weight of a body in a water column
  3727. energy of photon
  3728. What is diference between water vapor permeability and water vapor resistance factor?
  3729. Turbulent Viscosity of Air
  3730. Self inductance of a very thin conductor, is infinity?
  3731. Some questions about Analytical Mechanics
  3732. interpretation of Gyroscopic effect and rotation
  3733. Acceleration as a function of position, and velocity.
  3734. zero frequency modes in many body system
  3735. Unsteady state heat transfer
  3736. questioning the law of conservation of mechanical energy
  3737. Conservation of momentum, energy and an inelastic collision.
  3738. michelson interferometer
  3739. need a better understanding of the formula P= F v
  3740. How guitar pickup work and magnetic induction of a coil with different core material.
  3741. Centrifugal/Centripetal force
  3742. Reusable Fuel Ubop Self Contained Transit Drive
  3743. Why does gravitational Laplace's equation equal zero?
  3744. Freezing and Boiling water at the same time
  3745. Harmonic Oscillator - Mass With Initial Velocity
  3746. Heat VS Distance
  3747. huygens principle consequence of isotropy
  3748. Maximum power transfer theorem leading to erroneous result...Why?
  3749. Pressure drop for viscous fluid in conducts with an obstacle at the outlet
  3750. motion equations of a disc rotating freely around its center (3d)
  3751. Question about Firing tank shell in freefall
  3752. Question about entropy=0 in an irreversible process
  3753. Electrohydroconvection Engine?
  3754. velocity from acceleration if acceleration is a function of space...
  3755. Non-Uniform Charge Distribution of a Metal Cone
  3756. slit width order of wavelength
  3757. Solenoid Design References
  3758. Thermodynamics - Internal Energy in Isochoric and Isobaric Processes
  3759. Coulombs constant
  3760. Bending of waves around obstacles and the effect of wavelength
  3761. electromagnetic induction
  3762. The Bessel function in Plateau-Rayleigh instability
  3763. magnetic field and a charge in room
  3764. Reversibility, adiabatic-ness, quasi-static
  3765. Complex representation of electric field
  3766. additionl field proportional to magnetisation?
  3767. Viscosity and Drag
  3768. Lagrangian of a free particle
  3769. electromagnetic induction open cuircuit and how to determine direction
  3770. Electrical Potential - Difference, Field...
  3771. Derivation of kinetic energy
  3772. two dimensional electric fields
  3773. magnetic field inside a material
  3774. How is the field inside a rod magnet in the presence of ferro magnetic material?
  3775. Maxwell's Demon revisited
  3776. electric field "inside" conductor
  3777. How to prove the uniqueness of laplace's equation given the potential at the boundary
  3778. rotational and translational equilibrium
  3779. entropy - waste energy??
  3780. if gibbs free energy positive then
  3781. phyiscs help needed
  3782. Calculating the coefficent of volume expansion of liquid?
  3783. liquid transport/wick system help needed
  3784. Does Coulomb's Law apply to more than point charges?
  3785. Enthalpy and Heat State Functions
  3786. As for the three body problem (the formula used, and the related areas)
  3787. The linear instability applied to the jet problem
  3788. Non-Conservative E-field
  3789. Average Velocity vs Instaneous Velocity
  3790. can internal energy levels of atoms affect chemical potential of ideal gas?
  3791. Confusion in waves
  3792. How to calculate specific heat at constant pressure?
  3793. Acceleration and weight
  3794. Method of Images
  3795. electron motion = light??
  3796. Magnetic force calculation based on the principle of virtual work
  3797. Hydraulics - System curve VS pump curve
  3798. Lateral force of water on the walls of a tank
  3799. integrating by parts Maxwell Lagrangian
  3800. Electrostatics - Coulomb's Law
  3801. Where to find Electric displacement help
  3802. Electric current is found when Menthos is put in Coca cola
  3803. Fiber optic current sensors
  3804. Work Energy Theorem problem
  3805. Polymer in D dimensions
  3806. Abs Values in Electric Potential & Potential Difference?
  3807. Watching an aeroplane through a window
  3808. Angular momentum of lectromagnetic fields?!!
  3809. degree of diffraction in single slits
  3810. A Contrived Example?
  3811. Adiabatic compression of gas at two temperatures
  3812. How much suction required to lift?
  3813. Ampere's Law with Maxwell's correction is equivelant to Ampere's Law?
  3814. perfectly inelastic, rigid collision, vel. ever 0?
  3815. Measurement of transient thermal expansion
  3816. Using Standard Molar Entropy
  3817. Maximum range problem, please help!
  3818. ac generator and dc motor
  3819. Ideal MHD equilibrium equations
  3820. Collision response calculation doubts and issues
  3821. What makes work positive (electricity)
  3822. fluid stress tensor in cylindrical coordinates?
  3823. Dynamics midterm coming up... don't understand pulley questions
  3824. Waveguide-waveguide coupling or directional coupler
  3825. Electromagnetic Waves from My PC
  3826. Galilean principle of relativity
  3827. Spaceport maximum and minimum inclination?
  3828. is gibbs free energy useful criteria?
  3829. Flow separation leads to stalling?!
  3830. Coefficient of 'Kinetic' Rolling Friction(?)
  3831. Magnetic strength over distance
  3832. Focal Curve of an Achromatic Doublet
  3833. Is there an equation to prove the Zeroth law of thermodynamics?
  3834. Poisson's equation applied to an integral
  3835. energy transmitted for total internal reflection
  3836. Affecting Mutual Capacitance w/ an External Field
  3837. Why aren't the coils in electric motors insulated?
  3838. Question about voltage divider rule in series-parallel circuits.
  3839. What are the units which I should use for these Rayleigh scattering equations?
  3840. gas liquid contact in stripping column
  3841. Question about analyzing forces
  3842. acceleration, and displacement
  3843. throwing and dropping something
  3844. flux through side of cube
  3845. Does an object stop when reversing direction?
  3846. Relation between spontaneous emission, absorption and re-emission...
  3847. Acousto Optical Modulators
  3848. Is there a formula to predict the loudness of an impact in deciBels?
  3849. Stir a vat of molten iron, get a magnetic field?
  3850. Density question - can a heavy object float in water ?
  3851. difference between electromagnetics and electromagnetism ?
  3852. Why is Diffraction dependent upon wavelength?
  3853. Charged particles in parallel magnetic fields
  3854. Harmonic Oscillator (not sure where to post)
  3855. Parallel plate capacitor with a dielectric?
  3856. Friction Question
  3857. Is there a way to know how the amplitude of a wave will evolve?
  3858. Focal length equation from Radii of Curvature and refractive index of lens
  3859. semiconductors n devices..
  3860. Velocity when hitting wall
  3861. Ideal Gas Law/Estimate of Cooling Power
  3862. Equation of motion from matrix
  3863. Intuition mismatch
  3864. Tangential component of ElectroStatic Field
  3865. Electric field strength and electric potential in a sphere
  3866. Weight of the support of a pendulum with initial speed
  3867. calculas of variation /euler,s equation
  3868. spontaneous emission in photonic crystals
  3869. thermal mass, building shell air volume, and heat losses over time
  3870. Crystals: difference between basis and unit cell
  3871. precession
  3872. Why impulse?
  3873. gravity of elliptical mass
  3874. Working w/ Complex representation E-field
  3875. Boundary conditions - Fresnel equations
  3876. Electromagnetic poles- repelling
  3877. Rotation of a sphere and cube full with water
  3878. Is the phase diagram for an oscilliator always clockwise?
  3879. Consequences of noether theorem applied to galilean transformation (non relativistic)
  3880. Simulate Charge Density in Matlab
  3881. Gauss's law and surface electrons on a charged conductor, contradiction?
  3882. What is energy?
  3883. current flow and fuse ratings
  3884. What exactly is tension?!
  3885. The thermodynamic identity
  3886. Why can light be polarized?
  3887. sign convention spring/mass
  3888. Water Rise in Cappilary Tube - Where does the energy come from?
  3889. electrical energy transmission and transformer
  3890. some question on charge inside cavity
  3891. Drag force in a free fall
  3892. Optical Refraction of Light at an Air-Glass Boundary
  3893. Does conservation of energy for unsteady ideal fluid hold?
  3894. Fluid statics with Pascal's barrel
  3895. Change in pressure and Internal Energy
  3896. Uncertainty principle in classical optics
  3897. Why are liquid surfaces at constant pressure?
  3898. Basic Statics - A weird outcome. Contradictory?
  3899. Astounding new discovery on Electrical Heat
  3900. voltage problems & Kirchhoff's rules
  3901. Eddy current in an infinitely long cylindrical conductor in an solenoid!
  3902. Small oscillations criteria
  3903. Bohr model of the atom
  3904. Does RPM affect electricity generation?
  3905. Is the Radial/Transverse coordinate system a non-inertial reference frame ?
  3906. Best way to capture the energy of a falling object
  3907. Importance of learning Physics II in the long run?
  3908. Quick P. Energy Derivation Question
  3909. Capacitors & Entropy
  3910. entropy and heat flow
  3911. Torque on a square screw full with water
  3912. Potential in a Conducting Rod
  3913. In the classical view of the electron, would the electron "fall" into the nucleus?
  3914. What is up with work?
  3915. Are both velocity and "jerk" of charges responsible for magnetic fields?
  3916. Will this stick spin if it has no pivot?
  3917. Work - Kinetic energy theorem.. Need more fundamental understanding
  3918. Using Sound to Read Discs, instead of EMRs.
  3919. Conservation of Angular Momentum and Energy?
  3920. voltmeters, transformers coil and short circuit
  3921. bragg's diffraction x ray flourescence
  3922. explicit time-dependent potential
  3923. Mass, Charge, Energy relation
  3924. entropy and heat flow
  3925. magnetic field and π
  3926. Superposition of light waves: 90 degrees out of phase, amplitude of resultant?
  3927. Angle for SHM(Simple pendulum)
  3928. something weird happens here
  3929. Question on different densities and their speed to equilibrium?
  3930. How is this equality possible ? Entropy equation
  3931. Langmuir waves
  3932. Electric field inside a void in a conductor?
  3933. Why doesnt net torque cause angular velocity to increase upto infinity?
  3934. Does the universe has a capacitance?
  3935. Gauss's law in atomic scales
  3936. how do I calculate a pumps psi output?
  3937. Deriving the boltzmann factors
  3938. The response of a mass suspended between two poles to an angle of heel
  3939. Is it possible to have a 2x1 wave guide combiner which doesn't through away 3dB???
  3940. How does entropy increase
  3941. Changing Values on Multimeter
  3942. springs
  3943. derivation of sagging expression
  3944. Gyroscope coupling force force question
  3945. Calculating temperature from entropy
  3946. Is force times acceleration equal to power?
  3947. Chemical potential in thermodynamics to find latent heat of vaporization
  3948. newton's third law problem
  3949. Confusion over intensive properties (Thermo)
  3950. Salt water and tap water conducting electricity - help appreciated :)
  3951. EM Group velocity & phase velocity in dispersive medium
  3952. How to calculate electricity???
  3953. What relationships should be formed here?
  3954. About an example related to angular momentum in a textbook
  3955. Pendulum with its pivot accelerating upward
  3956. Power stored in an Inductor
  3957. Second Law's Interpretation
  3958. Direction of frictional force acting on car
  3959. Help with radius of curvature
  3960. what happens when an explosion begins
  3961. Jacobian matrix determinant vanishes
  3962. difference between force and energy.
  3963. Equation of State for Solids (Dense Fluids?)
  3964. Mass Moment of inertia of a cylinder with 4 holes
  3965. Centripetal and Centrifugal force
  3966. Motion in Gravitational Field
  3967. Coordinate System of Coupled Oscillators and "4D" Phase Space representation
  3968. Thought experiment:When is it "cost-effective" to add a staircase Vs more floorspace
  3969. What's special about the Carnot Cycle?
  3970. Resistors that doesn't affect the others
  3971. Aberrations
  3972. Impact force of an object dropped on a steel toed shoe
  3973. enthalpy vs internal energy
  3974. Why displacement equals (average a) x (t)
  3975. Path of a car accelerating around a corner
  3976. Helmholtz free energy
  3977. Rotating a Paintball Gun by the grip
  3978. Coulomb law for moving charges
  3979. Dielectric effect on induced electric field.
  3980. power needed for turbines and pumps
  3981. Polarity of Induced EMF in a Conducting Ring
  3982. Conservation of momentum and energy contradiction?
  3983. Projectile at an angle (sum of vectors)
  3984. Angular Momentum of a body after it loses mass
  3985. Orthogonally polarized beams do not interfere, do they beat?
  3986. Modelling static magnetic fields for electromagnets
  3987. direction of rotation, brushless or brushed DC motor
  3988. Fresnel Equations
  3989. Developing optics experiment
  3990. Boltzmann distribution
  3991. Kinetic/potential energies for a ball thrown down
  3992. Relationship between densities and their velocities to equilibrium?
  3993. kinetic particle theory's gas pressure
  3994. Nernst theorem
  3995. Question about momentum transfer
  3996. boltzmann distribution
  3997. Can Heat Transfer From Both a Cold and Hot Reservoir into a system
  3998. Tele-geodynamics
  3999. Optical Reflection: Difference Between a Mirror and a White Surface?
  4000. Thermodynamical Work
  4001. Derivation of Kutta Joukowski condition
  4002. problem understanding angular momentum and newton 2nd law
  4003. energy and work done
  4004. Total Magnetic Moment of a system
  4005. Notation in thermodynamics
  4006. Diffraction
  4007. Outside the Electromagnetic Spectrum
  4008. Archimedes Paradox
  4009. Misc Questions: Virtual work, RMS, Friction on incline, and Virtual Displacement
  4010. Deegres of fredom in thermodynamics
  4011. electric field in magnetostatics?
  4012. variance between two parallel plate capacitors
  4013. Rates of Evaporation
  4014. Rockets and kinetic energy or: Why do rockets (Space Shuttle) have rising accel?
  4015. creating sunlight
  4016. energy and bringing an ibject up an incline
  4017. modification of hooke with funky springs and evaluation
  4018. electromagnetic field strength
  4019. Mechanical Advantage Question - Ropes
  4020. Pseudo forces are real forces???
  4021. Archimedes Principle
  4022. What if curl B = 0 AND div B = 0
  4023. discharging capacitor in RC circuit
  4024. Resultant vectors in cable and beams
  4025. accelerating charged particle radiation reaction
  4026. Using Vector in Determining Period of Pendulum Inside a Moving Train
  4027. "Fiction Acceleration" of pendulum inside a moving box
  4028. Spring-Mass Frequency Calculation?
  4029. The choice of origin in solving the two body problem
  4030. Can someone clear my confusion regarding the Thermal Equillibrium and Temperature
  4031. how planes fly
  4032. 2 classic helicoid in rotation with different pressure
  4033. distribution
  4034. Downwards Force acting on two mmebers and the tension in members.
  4035. Another sign convention issue (optics)
  4036. Emmy Noether theorem
  4037. How do you build a double-slit experiment at home?
  4038. why soda bubbles when you shake it
  4039. the kinetic energy of particles increase and they move fast.
  4040. why the water in the center of a spinning bucket rises
  4041. more or less buoyancy
  4042. Electromagnetic wave:Can an oscillater observer receive energy from oscillater charg?
  4043. when ice melts in a full glass of water, will the water overflow
  4044. Calculating g with centripetal acceleration
  4045. Low efficiency heat engines
  4046. Would magnetic monopoles violate the conservation of energy?
  4047. Counter-propagating means...
  4048. absolute hot?
  4049. posibility of sound to put off fire.
  4050. How do aeroplanes fly?
  4051. Experimentally Calculate Wind Turbine Torque
  4052. archimedes law
  4053. Differences between Electromagnetic flux and magnetic flux
  4054. exploring feasibility of a magnetically actuated valve in a microfluidics system
  4055. Representing dv independent of time?
  4056. Rocket
  4057. [Statistical thermodynamics] Help me understand formula
  4058. Is momentum conserved?
  4059. Unfamiliar formulation of Stokes Problem
  4060. T-shirt
  4061. Really simple question about spring compression
  4062. Question about lasers
  4063. temperature
  4064. light bulb & photovoltaic cell & power transformer combo for FREE energy
  4065. Problem with f=ma and E=0.5mv^2
  4066. Normal Forces on Tyres while cornering
  4067. storing energy in a bouncing ball
  4068. Distribution of energies and Boltzman distribution
  4069. induction of spheres /shells
  4070. Is there zero gravity?
  4071. conservation of momentum in pulley
  4072. Lagrangian Mechanics
  4073. efficiency in a transformer
  4074. Conservation Of Momentum question
  4075. lift force on roof of care
  4076. Non-quasistatic compression?
  4077. Coilgun physics
  4078. resisters
  4079. Torque in a non inertial reference frame
  4080. Why harder to turn motorbike handle at high speed?
  4081. Thermal Velocity
  4082. Precession Tilt Angle
  4083. Clausius inequoility
  4084. Thermodynamics: how to calculate the enthalpy of reaction from other data?
  4085. What are the Foundational Issues of the Navier-Stokes Equations?
  4086. Urgent question on viscous drag/resistance in water?!
  4087. Divergence Operator Binding?
  4088. Seesaw Saga - Velocity transfer on a seesaw
  4089. 3 balls connected by massless strings
  4090. Dynamics angular speed help
  4091. Where does the (5/2) come from in calculating thermal energy of diatomic gas
  4092. Acceleration of orbiting electrons in magnetic field.
  4093. Does copper or aluminum sheet block magnetic signal?
  4094. Any difference between induced EMF of an air coil vs with magnet core?
  4095. Why do moving objects stay balanced
  4096. estimate heat transfer coefficient
  4097. Night Vision Goggles
  4098. Potential energy of a two-body system
  4099. Equipartition of energy
  4100. Ultracapacitor questions
  4101. understanding conservation of momentum
  4102. How permittivity arises in vacuum..?
  4103. Boundary Conditions for an Infinite Conducting Sheet
  4104. Can't quite grasp idea of Unpolarized Light, TE-TM Polarization
  4105. frequency in nyquists?
  4106. Tesla Coil as Power Transmitter
  4107. bombing a conductor with a stream of electrons
  4108. Question about sign convention for R1 and R2 when using the lens maker's formula
  4109. Canonical transformations as a category
  4110. Equation for heat transfer and output of heat from a thermal storage unit
  4111. Drift Velocity
  4112. Why is it harder to hammer in a nail the deeper it gets?
  4113. Newton's laws of motion...
  4114. hall coefficients
  4115. Complicated Catapult/Conservation of Energy Test Question
  4116. newtons third law and conservation of momentum
  4117. friction and rolling resistance, and work done queries
  4118. Rolling without slipping on application of impulse
  4119. thermodynamic equipartition of energy theorem - application to life
  4120. Motional Induction?
  4121. Calculating heat
  4122. Rail Gun - Finding the distance traveled by particle between two wires with current
  4123. Calculating heat generated by a resistance wire
  4124. Converting Watts, Distributed Over An Area, To Energy Density
  4125. why hot objects glow
  4126. What is finite elasticity talking about?
  4127. Effect on rolling motion after an inelastic collision.
  4128. Resistance in Ohm's Law
  4129. query in mechanics
  4130. impulse vs Fnet relation to damage?
  4131. MRI and Electrons
  4132. measuring the density of an aircraft carrier
  4133. Basic Physics: Conversions help
  4134. distribution of current in a conductive plate
  4135. Plasma volume & Ionization Energy relationship
  4136. Some Good Exercise Book For Classical Mechanics.
  4137. why ice freezes on the top of a pond
  4138. why tape becomes less adhesive in the cold
  4139. Rolling motion interrupted by a step (shorter than the radius)
  4140. Object being magnetise from afar
  4141. Opening a bottle of soda or champagne...
  4142. Absorbance Table for Water Vapor
  4143. Reducing static shocks in furniture
  4144. weird physics statement in driver safety manual
  4145. Explanation for Rayleigh Criterion??
  4146. Velocity distribution of particles in an arbitrary-arrangement of rotating gases
  4147. Is thermodynamics a description rather than a mechanism?
  4148. Ohm's law
  4149. Can TdS be computed using an area, time double integral of heat flux density?
  4150. Can entropy be defined for an electromagnetic spectrum?
  4151. Intuitive statistical mechanical explanation for thermodynamic 2nd law
  4152. Kirchoff's law for RC circuit
  4153. newton's third law and surface area of paddles
  4154. moments and pendulum
  4155. Using differentials in the derivation of equations
  4156. Generating magnetic field with Plasma
  4157. charges moving parallel to magnetic fields and direction of magnetic force
  4158. Newton's third law in non-inertial frames
  4159. Explicit Relationship Between Resistance and Temperature
  4160. Contour maps, turn based gaming, and space travel
  4161. Carnot cycle
  4162. What does the relation for temperature dE/dS=T mean physically?
  4163. why food sticks to a hot pan
  4164. Are PV cells ohmic devices
  4165. motion of a charged particle in a uniform magnetic field
  4166. A liquid matter from a solid matter with a help of ultrasound?
  4167. How do you measure voltage of cell?
  4168. Weight change with rotation ?
  4169. Recoil buffering
  4170. Impact differences in sledge hammer sizes
  4171. Quick Question: How Did Newton Explain Newton's Rings?
  4172. Circuits - Incredibly Displeasing
  4173. Entropy of Ideal Gas
  4174. Infrared heats a body but UV heats less!!
  4175. verify custom lens design
  4176. Lejeune Dirichlet theorem
  4177. Infinity optics - position of tube lens
  4178. Question about magnetic fields and magnetic forces
  4179. How voltage amplification affects plasma flux density?
  4180. The mechanics of gyroplane lift.
  4181. Variation in EMF of a magnet moving through a Coil
  4182. Linking current-carrying wires to magnets
  4183. Do magnetic poles of an object have to be perpendicular to the object's surface?
  4184. Maxwell's Demon: would a cone work?
  4185. Moving Reflector
  4186. MHD generator with catalysts?
  4187. Earth's Magnetic Field components in a region
  4188. potential energy harmonic oscillator
  4189. Gyroscopes-Specific Questions by an interested High Schooler
  4190. Does a magnetic field have to be time varying in an EM wave?
  4191. Magnetic flux tubes
  4192. Force on surface with quantification
  4193. Nominal voltage for plasma?
  4194. The Skyhook
  4195. Forced Harmonic Motion
  4196. Application of Fourier law of conduction
  4197. Something I don't understand in Circuit
  4198. Deriving an equation for Jetpack motion, Kinetic Energy
  4199. What is gravity?
  4200. eccentricity of orbits and gravitational energy
  4201. How Do Microphones Accurately Capture Sounds?
  4202. Air entering evacuated bottle
  4203. Air pressure and velocity in a pipe
  4204. What happens to the angular momentum?
  4205. Thermodynamics questions
  4206. Harnessing permanent magnet power
  4207. Can an object that is producing radiation, have an acceleration but not move....
  4208. make electricity using your backyard stream
  4209. A doubt regarding the proof of kirchoff's law of thermal radiation
  4210. when light moves what moves
  4211. Fluid Mechanics, Depth, Pressure
  4212. Cooling that is both Adiabatic and Isochoric - possible?
  4213. Water Flow, Mass Flow through 5 Gallon Jug
  4214. energy distrubution in a magnetic field
  4215. Net Force on a Spinning Ball Attached to a String Question
  4216. Can Someone give me a good despriction of Classical Physics?
  4217. queries about tensional force
  4218. Dive effect of sliding objects
  4219. induced current in NMR
  4220. speed of light, permeability and permitivity of free space
  4221. Is This a Case of Motional emf?
  4222. Counts in spectrometer
  4223. question about heat equation
  4224. Simple Barometers & Air Pressure
  4225. reasons for miscalculation of spring work and change in ke
  4226. Inviscid flow around cylinder in presence of wall
  4227. Force experienced by a current-carrying conductor placed in a magnetic field
  4228. Could you make a fluorescent lamp with krypton?
  4229. Intuition for Capacitor placed in parrallel or in series
  4230. Is this a physics pendulum?
  4231. difference in conventional and fundamental entropy?
  4232. Charged and Current-Carrying Strings
  4233. What is the hottest you can make a focused beam of sunlight?
  4234. Energy flux versus temperature change
  4235. Distribution of load carrying a rowing scull with team members of different height
  4236. Translating scalar torque quantities to their vector analogues (RE: Dipoles)
  4237. Continuous Inelastic Collisions
  4238. Virtual work and kinetic energy
  4239. How to Determine if Friction Will Act?
  4240. Rod rotational inertia - axis at end of rod
  4241. Tilt of the earth's axis. Why does it change?
  4242. thermal transfee in solids
  4243. What IS potential energy?
  4244. Gyroscopic precession
  4245. Instantaneous poynting vector for EM radiation
  4246. Electric field of a charged disc...
  4247. chaotic system w/ initial condition
  4248. Copper rod vs. bundle of wires in a magnetic field
  4249. Diesel fuel under high pressure
  4250. What are some substances with low breakdown voltages?
  4251. Direction of displacement,velocity and acceleration in an oscillation
  4252. will a venturi work if the pressure behind it is...
  4253. What determines a bullet's grouping?
  4254. Vibration of a cantilevered beam with a Tip mass
  4255. Nuclear binding energy curve
  4256. Why ∆u=Cv ∆T for isochoric transformation of non-ideal gases?
  4257. Plane's wings and Bernoulli's equation
  4258. Love's equivalence principle for a perfect electric conductor
  4259. reason of entropy rise
  4260. heat generated by particles passing through material
  4261. Why is gravitational potential energy relative to the height you set?
  4262. Why is F_x=-dU/dx
  4263. Moving charges: Describing its field as photons
  4264. Pushing a cylinder along a surface with friction.
  4265. What is a point dipole?
  4266. Pressure and torque in water without external gravity
  4267. What is the difference between standing waves and transverse waves?
  4268. catenary supporting a beam problem
  4269. Deriving an equation for orbital period
  4270. Maximum Energy stored in a wheel
  4271. Temperature change with altitude
  4272. Water waves and motion of bodies.
  4273. Circulation around a plane wing.
  4274. I pressure constant over time?
  4275. Piezoelectricity
  4276. Calculating charge transferred between metal spheres
  4277. Hamiltonian reducing to harmonic oscillator by canonical transformation?
  4278. Calculating velocity of object (final) down a ramp.
  4279. Dielectric constants in different directions -- does this make sense?
  4280. Shallow water flow - equation system unstable
  4281. Static Friction, Kinetic Friction and Rolling Resistance query.
  4282. Determining the total distance a solid sphere will roll.
  4283. Thermo formula required.
  4284. Canonical transformations
  4285. Heating water by dropping it from a high height.
  4286. Why is the uniform measure natural in (equilibrium) statistical mechanics?
  4287. How can you differentiate entropy
  4288. Haow is magnetic permeability measured?
  4289. What a resistor can handle
  4290. EPE at a point due to two point charges
  4291. inertial adn non-inertial frames
  4292. differential equation for motion of a pendulum
  4293. pressure and transmission of pressure in liquids
  4294. Is there a difference between a car fuel pump and a water pump
  4295. Factors affecting how hard a man has to pull on a pulley
  4296. Why is is easier to push a heavy load on wheels with a short lever
  4297. Ellipse and Kepler's Law in Polar Coordinates
  4298. Maxwell equations in Lorenz gauge
  4299. Difficult Problems in Classical Mechanics
  4300. When can the Lagrangian be used
  4301. Locus of light falling on a plane surface
  4302. Speed of Sound in Salt Water
  4303. The scale of the action integral?
  4304. Under what conditions does L=Iw hold?
  4305. Retarded Central Force Problem in Classical Physics
  4306. Simulating toy magnet balls ? (eg: Zen magnets)
  4307. Wire moving at constant speed in a magnetic field
  4308. 3D spherical vs 2D radial waves
  4309. Can varying magnetic field cause eddy current in aluminum?
  4310. Gravity in 1/h² and helicoids
  4311. Pressure of a solid
  4312. how an external force causes a body to move?
  4313. 'Kinetic movement': does that make sense?
  4314. Proof that a liquid at its boiling point will boil before increasing its temperature
  4315. Heatsink thermal resistance calculation
  4316. Question on (the linear, phenomenological equations of) nonequilibrium thermodynamics
  4317. Ground impact force of a vehicle rolling over
  4318. Cathodes in Cathode Ray Tubes
  4319. Mechanics behind an electrostatic precipitator
  4320. Does macroscopic magnetic monopole contradict physics?
  4321. Thermodynamic energy of vibration
  4322. Probabilistic violation of entropy by radiation
  4323. The Constant of Integration
  4324. Collisions mechanics question
  4325. Averaged Lagrangian and the equations of motion
  4326. How does "Professor Splash" work?
  4327. Interaction of hot gas with electrons
  4328. The minimum cost of converting static pressure into dynamic pressure
  4329. Good tutorial on magnetism?
  4330. integral of speed as a function of displacement
  4331. Weird results when measuring water evaporation
  4332. Do not understand Helmholtz free energy
  4333. Magnetic field induction enigma?
  4334. Run-on Torque value added to required torque for self-locking nut.
  4335. velocity sphere
  4336. Is heat actually developed in resistors?
  4337. Heat transfer equation puzzling results
  4338. action of co-circular springs on a point mass
  4339. Is there an equation for Δn/Δt for a two-state system?
  4340. Recommendation for a Thermodynamics and/or Statistical Mechanics text?
  4341. Critical temperature-thermodynamics-simulation
  4342. How charge acceleration is dependent on radiation of electromagnetic wave?
  4343. Question on simple static magnetics
  4344. Poincaré recurrence applicability condition?
  4345. G is calculated with g?
  4346. Bolt and nut
  4347. flux of electric field
  4348. Newton's logic behind taking force as change in momentum w.r.t time?
  4349. how does an image formed by a cylindrical lens look like?
  4350. Maxwell’s equations for oscillating electric dipole
  4351. how many HP(horse power)has a horse?
  4352. Gravity, Free energy, and proving my pet idiot wrong.
  4353. motion of object under central force
  4354. effective punch: muscles or speed?
  4355. temperature change in an isentropic flow of an ideal gas
  4356. Moment diagram by parts
  4357. TE and TM modes
  4358. Electromagnetic Induction
  4359. Need help focusing a 405nm or 10.6 uM laser to 1-25 micron spot
  4360. Transmission delay of pressure in a fluid
  4361. Making sure my intuition is correct about buoyant force
  4362. AC vs DC and the flow of electrons
  4363. my digester
  4364. Newtonian relativity
  4365. Pinhole camera optimal resolution?
  4366. Why proton test charges and not electrons?
  4367. vacuum and elektron beam.
  4368. Curious about Ampere's Law
  4369. static electricity-spray paint and electrostatic precipitator
  4370. Proof of symmetries in electrostatics
  4371. Moment of inertia tensor for two particles
  4372. Retarded positions, extrapolation vs. hitting a wall
  4373. How do you work out the potential difference between two point charges?
  4374. bernoulli for ideal gasses
  4375. Mechanics: acceleration & curvature relationship
  4376. finding electric field vector
  4377. Geothermal thermoelectricity?
  4378. Light Transport in Cold Atoms? Why is this important?
  4379. Physics proof for traffic ticket
  4380. Different pressure in water
  4381. axial stress in cylindrical vessels
  4382. Energy conservation in collisions
  4383. What is "effective" conductivity?
  4384. How to reduce the force exerted by a guitar string to a Vernier sensor?
  4385. Mechanics of Wheel and Forces Involved
  4386. Constant Current in Batteries? How?
  4387. Reactive force on radiation
  4388. Normal modes and system's energy
  4389. Is cycle the same as wavelength?
  4390. thermodynamics - PV diagram
  4391. Accelerating charged particles emit EM waves?
  4392. Frictional force-- sign convention
  4393. force of a falling object
  4394. I have an doubts in the gravitation law.
  4395. Temperature of coexistence 3 phases in mixture of gas and vapor - trivial question?
  4396. What make air a good insulator?
  4397. where is kenetic energy stored (potential energy)
  4398. [Noneq Thermodynamics] How to account for the energy released in a chemical reaction?
  4399. Gauss' law for any surface
  4400. how quickly does hot air cool in a pipe?
  4401. If momentum is conserved in a perfectly inelastic collision (no lost to heat or defor
  4402. How to Locate the Center of Gravity
  4403. N body problem
  4404. Self force on an accelerating electron
  4405. Impulse of a force - effect on linear and angular momentum
  4406. Why work is a scalar quantity? explain it: not by dot product but by giving reasons?
  4407. Questioning The Derivative of Kinetic Theory of Ideal Gases [p=(1/3)(N)(m)(u^2)/(V)]
  4408. Inefficient: A/C set @ <78 °F, heater set @ >68 °F
  4409. How do you calculate voltage?
  4410. Index of refraction related to wavelength & frequency
  4411. forces acting on an object -free body diagrams
  4412. Rigid Body Dynamics - 4th Equation
  4413. Acceleration between gears
  4414. Two Stefan Boltzmann Laws
  4415. Derivative of kinectic energy , dK/dv
  4416. anisotropic dielectric sphere
  4417. Carnot engine efficiency * Carnot refrigerator efficiency
  4418. Intensity and the Double Slit Experiment.
  4419. torque distribution to thrust?
  4420. voltage distrubution in a circuit
  4421. Return stroke
  4422. How to predict the shape of the circle from any point of view
  4423. Impact load from falling ice?
  4424. what is physical meaning of the EM force density?
  4425. Dropping two magnets through a copper tube
  4426. Calculation for inflation time of an air bladder?
  4427. Orthagonal Normal Stress Relation on Mohr's Circle
  4428. Motion in a circle
  4429. Simple Harmonic Motion on a moving platform
  4430. Amount of Energy from Bullet fired from different weapon
  4431. getting work out of kinetic energy
  4432. Retarded time
  4433. Conservation of Energy?
  4434. In-plane wave vector of em wave
  4435. Interference of a bunch of incident electromagnetic waves
  4436. Amplitude reflection coefficient for high to low refractive index
  4437. torque in an MRI scanner
  4438. Why does the cavity in a lead sphere increase on heating?
  4439. Pressure on heated water tank (rocket)
  4440. Value of Cylotron frequency?
  4441. Acceleration as a function of time and position
  4442. Rotation of a body around which axis
  4443. Energy In a magnetic field?
  4444. Virtual displacement and generalised forces
  4445. chemical potential vs pressure and temperature; difficulty with Fermi gases
  4446. How does voltage in a battery increase?
  4447. Relationship between wavelength and refraction
  4448. Question about air resistance
  4449. Variations in the strength of gravity throughout the earth
  4450. Thermo! Intensive properties and const. vol. compression
  4451. How to add inductors in series/parallel??
  4452. Work with force changing with angle
  4453. regarding spring constant.
  4454. how to calculate tension in a cable
  4455. Conservation of momentum when bouncing a ball
  4456. If there were only one charge in the universe.
  4457. Can an object travelling in a straight line have angular momentum?
  4458. AC magnetic field applied to a superconductor, London Theory
  4459. Rotational Motion
  4460. Ionization temperature of an atom
  4461. Force between two cylindrical magnets
  4462. Ideal gas: total kinetic energy of molecules striking a vessel's wall
  4463. I wish to build a cyclotron but i need to know if there are any issues legality wise!
  4464. Why is enthalpy a function of Temperature and Pressure?
  4465. Maximum energy product of a magnet
  4466. Is it theoretically possible to create any electric field
  4467. How does circular motion in a cone without gravity work?
  4468. Jefimenko's equations
  4469. Constituents of the total energy
  4470. A question about line images(electrostatics)
  4471. Potential energy and work.
  4472. Bernoulli principle or due to Viscosity?
  4473. Rotational Motion (Pulleys)
  4474. What is unpolarized monochromatic light?
  4475. Pressure from mass without external gravity
  4476. how to support a sign on our museum wall?
  4477. Magnetic field by a finite section of wire?
  4478. Something that absorbs at longer wavelengths looks more red?
  4479. Dealing with conflicting no-slip Navier-Stokes boundary value constraints?
  4480. How is electric charge measured?
  4481. Time course of magnetic field formation (spatial distribution of field)
  4482. What typical voltages are induced from a typical magnet (50-75 gauss)
  4483. Capillary action?
  4484. Fluid mechanics
  4485. explanation for inertia
  4486. What is the most efficient tunable dye laser pump?
  4487. Torque due to static friction on a rolling object
  4488. basic magnetism on square loop question?
  4489. heat transfer between 2 mediums
  4490. How Electric potential and potential difference work in batteries
  4491. Application of Maxwell Boltzmann velocity distribution to nanoscale systems
  4492. Amplitude Modulation equation help
  4493. Understanding work done by friction
  4494. Amplitude Modulation Phenomona
  4495. Can some clarify what exactly n is ?
  4496. energy = work?
  4497. Stress tensor
  4498. Object and Friction on the object
  4499. group refraction index, group velocity
  4500. Dynamic of Ratational Motion
  4501. What is needed to calculate expected ripple frequency for crank rotation of 2 rev/s,
  4502. Example of conservative and non conservative force
  4503. is pressure replace weight ?
  4504. electrostatic charge mechenism
  4505. Calculating pressure change with load in elastic body
  4506. Explanation of proportionality with falling objects.
  4507. Calculating force of impact and maximum moment
  4508. Anyone knows what this means? Something to do with Thermodynamics?
  4509. Effective/Centrifugal Potential
  4510. hydrostatic pressure again
  4511. Toppling force calculation
  4512. Question about magnetism and electricity
  4513. Question about electromagnetism
  4514. Distilled water and aviation fuel
  4515. 3d spherical pendulum
  4516. noncommutative geometry in leaf spaces of classical physics
  4517. Kirchoff's loop law
  4518. Magnetic moment of a current loop.
  4519. Buoyancy force on the partially submerged object
  4520. Help with electromagnets wiring method
  4521. quasi-static adiabatic expansion
  4522. Physical speed of Edgerton's Trinity spool?
  4523. Tesla Coil Secondary not Sparking
  4524. independent translational momentum
  4525. heat capacity, expansion while heating and cooking
  4526. There is one cylinder and one metal plate. help me calculation of electric field.
  4527. Principles of Particle acceleration
  4528. Is there an instantaneous angular acceleration for a conical pendulm?
  4529. Tangential Velocity and the Moon
  4530. Derivation for E = V/d? (capacitors)
  4531. Mechanical Power Transfer, trying to figure out the wiggle factor???
  4532. Birefringence calculations and questions
  4533. Boyles law question (kind of)
  4534. Can someone explains me the Legrendre transformation?
  4535. Finding work when displacement is a function of force
  4536. conservation of angular momentum and change in rotational kinetic energy
  4537. Constrain forces and virtual displacements
  4538. Why isn't the magnetic flux of a loop infinite?
  4539. Pendulum with non-rigid string
  4540. Friction direction in circular motion
  4541. Optimal electromagnet bobbin material
  4542. How to define thermal energy
  4543. Angular Momentum
  4544. Unsymmetrically Placed Charge in a Hollow Conductor
  4545. Liouville's theorem and atom optics
  4546. Differential equation for gas flow motion?
  4547. Differential Equations and Circuits
  4548. What's manifold?
  4549. Rotational motion, frictionless.
  4550. if my car is stuck in a hole....
  4551. Air Flow in a 10m. pipe - generating electricity ?
  4552. Simulating a system of levers with opposing force?
  4553. Diamagnetism question
  4554. Speed of a Cumulative Compound DC Motor
  4555. Magnetic object and Magnet!
  4556. Rotation of free solid object in vacuum, location of axis of rotation
  4557. Ellipsometry: Basic help
  4558. Wavelength and resonant length equation
  4559. The force pointing out involved in a buss-turn.
  4560. Thermodynamics Question
  4561. Easiest way for two men to lift a pipe
  4562. Finding the resistance of a solenoid?
  4563. envelope, carrier and beat frequency equations?
  4564. Distance a wave travels?
  4565. Gibbs free energy doesn't increase (constant T and P) - proof doesn't seem right
  4566. Calculating distance between two Accelerometers
  4567. Evaporation of Bourbon from a Wooden Barrel
  4568. Stability of Orbits
  4569. Is stress tensor a 3x3 or 3x3x3 tensor?
  4570. Lorentz Force Question
  4571. Vibrational free energy in the high temperature limit
  4572. question about magnetic induction
  4573. orbits for classical mechanics
  4574. Expected pool temperature?
  4575. Is it Total internal reflection, or something else?
  4576. Condensation on outside of glasses...
  4577. Heat- Work interconversion
  4578. Lenses
  4579. Quick question about coulomb's law
  4580. Longitudinal magnetic forces in conductors
  4581. Fundamental thermodynamic relation confusion.
  4582. Adiabatic Free Expansion Question
  4583. When is the fundamental thermodynamic relation true?
  4584. Confused by Heat Transfer, How does Conduction/Convection work at the atomic level
  4585. Reflection of EM plane wave from a moving object
  4586. static electricity and high voltage?
  4587. Force exterted on a ferromagnetic object in a magnetic field
  4588. magnetic fields and Permeability
  4589. Measuring intensity of superposed waves using complex amplitudes
  4590. Using quantum mechanical forces in Newtonian molecular dynamics
  4591. Power line workers and voltage
  4592. Maxwell stress tensor for a nonlinear media
  4593. Varying insulation thicknesses
  4594. Is Snell's Law valid even when incident ray is Normal to the surface?
  4595. what rules, energy or entropy??
  4596. some lagrangian question
  4597. Non-linear force to linear force equation
  4598. long term magnetic repulsion with permenant magnets?
  4599. Can gravity cause an expansion of a sphere?
  4600. Collecting energy from a hot diffuse source
  4601. Laser intensity stabilization
  4602. Paschen's Law and E-field between spheres
  4603. The Centripetal Force needed
  4604. Is temperature "different" at altitude?
  4605. Rigid Body Collisions in golf
  4606. Is it possible to combine LEDs of the same wavelength range to get more illumination?
  4607. Magnetic mirror and the alleged angular momentum conservation during a reflection.
  4608. fuses and grounding in a circuit
  4609. Heat loss through stainless steel tubing..
  4610. Self Noise in Dynamic Microphones
  4611. conservation of momentum and laser powered solar sail
  4612. about Ensemble Average for gas molecules(classical mechanics regime)
  4613. What really is the electric field E appearing in the constitutive relation ?
  4614. How would this NOT work as a perpetual work/motion machine?
  4615. Need Some Book Recommendations for Second Year Mechanical Engineering Course
  4616. How can molecules slow down light wave?
  4617. Gauss's law intuitive explanation?
  4618. Bertrand's and Earnshaw's theorems contradiction
  4619. Electromagnetic waves
  4620. Why a bar magnet or EM coil does not effect EM fields?
  4621. trying to understand basic gravitation
  4622. Is it possible to create a SINGLE circular wave?
  4623. Evolution and Thermodynamics.
  4624. will a torch light recoil when light is emitted.?
  4625. question about solar interference on laser tag guns
  4626. Cauchy green strain tensor
  4627. Field of a finite line of charge
  4628. Newton's law in non inertial frame.
  4629. Stefan–Boltzmann law: Which applies? Stagnation temperature or static temperature?
  4630. Voltmeter in Electrolysis
  4631. Why F=ma?
  4632. amount of of heat required for different materials to heat.
  4633. Pressure and attraction
  4634. What causes rotation, a couple or a moment? (conceptual)
  4635. accelerating a moving object with force
  4636. Conservation of Mechanical Energy and Momentum in total inelastic collisions???
  4637. what is ripple factor in halfwave rectifier?
  4638. Rotational mechanics
  4639. Induction coil design for consumer product
  4640. How to calculate Gibbs energy of formation at a temp T using standard state data?
  4641. Turbine-powered subway train (3 parts)
  4642. Am I missing something fundamental in the switch from Lagrangians to Hamiltonians?
  4643. Doppler Shift and photons with a wavelength of one Plank length
  4644. Questions about fusion point of water, experiments
  4645. Projectile motion equations using Euclidean Geometry only
  4646. Moving Conductor in a Fringing E Field
  4647. Why are the Lagrangian and the Hamiltonian defined as they are?
  4648. Why high frequency waves cannot be used in sky waves?
  4649. Making sense of Differentiation in Thermodynamics
  4650. Line integral of work done
  4651. Flight of charged projectiles
  4652. Estimating torque conveyor belt
  4653. Need to know what the K stands for in this equation
  4654. The best place for a beam support?