Advanced Physics Homework Help Forum

Free advanced physics homework help via qualified mentors. Upper undergraduate and graduate level. Please use the template when requesting help and show your work.

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7

How to determine internal energy without mass and pressure?

  • JonNash
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7

Find charge density of an electric field

  • JonNash
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5

Thermodynamics Question, entropy Problem

  • Matt atkinson
  • · Replies 7 ·
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7

Electric field and Legendre Polynomials

  • Observer Two
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1

Calculating Net Charge of a Charge Distribution

  • MathewsMD
  • · Replies 10 ·
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10

Max power plant output w/o killing river smelt?

  • Sorbik
  • · Replies 10 ·
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10

How can the constraint condition be used to define generalized coordinates?

  • intervoxel
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1

Evaluating annihilation and creation operators

  • tombrown9g2
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5

Bra-ket notation and other linear algebra stuff

  • iScience
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2
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Find wavefunction of harmonic oscillator

  • skrat
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2
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30

Did I Calculate the Positron's Momentum Correctly in Pion Decay?

  • lee_sarah76
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1

How can momentum be conserved during particle desintegration?

  • boddhisattva
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1

Average and variance of a unit sphere

  • unscientific
  • · Replies 17 ·
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17

Solve EM Wave Vacuum Homework: Prove Relation, Find B, Reflect Wave Form

  • unscientific
  • · Replies 5 ·
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5

Laplace Equation, potential around cylinder

  • unscientific
  • · Replies 24 ·
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24

Resistance Of A Unbalanced Wheatstone Bridge Circuit

  • AbhiFromXtraZ
  • · Replies 6 ·
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6

Expectation Value of Momentum for Wavepacket

  • torq123
  • · Replies 4 ·
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4

Expression of fields in Faraday rotation

  • EmilyRuck
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1

Harmonic oscillator in electric field

  • skrat
  • · Replies 4 ·
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4

Why can't a particle at rest decay when its energy is real-valued?

  • Tiberius47
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2

Showing Commutator Relations for [L^2, x^2]

  • Observer Two
  • · Replies 3 ·
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3

Angular momentum of wavefunction in Hydrogen atom

  • skrat
  • · Replies 16 ·
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16

What is the inductance of a length l of a coaxial cable?

  • user3
  • · Replies 1 ·
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1

Effusion of molecules into a Box through a hole

  • unscientific
  • · Replies 7 ·
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7

Inserted mass on a rotating ring, problem with solution interpretation

  • albandres
  • · Replies 1 ·
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1

Wheeler's gravitation book exercise

  • Cesarth
  • · Replies 7 ·
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7

What is the meaning of the pauli matrices in the Hamiltonian summation?

  • aaaa202
  • · Replies 6 ·
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6

Interference of Xrays from a salt crystal

  • user3
  • · Replies 2 ·
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2

One dimensional harmonic oscillator

  • skrat
  • · Replies 8 ·
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8

Is This a Lorentz Transformation in Special Relativity?

  • Libra82
  • · Replies 4 ·
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4

Why Does Gauss' Law Imply Integral of Electric Field is Zero?

  • Harrisonized
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1

Exam in 2 days Change of basis BRA and KET

  • rwooduk
  • · Replies 3 ·
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3

Solving Shankar's Exercise 5.1.9 Without 5.1.1: Expanding Psi?

  • ASmc2
  • · Replies 5 ·
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5

About Compressive Forces on Control Volumes

  • masshakar
  • · Replies 1 ·
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1

What Are the Steps to Prove the Convolution Theorem?

  • unscientific
  • · Replies 7 ·
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7

Variation of Hubble constant in model universe

  • tomwilliam2
  • · Replies 2 ·
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2

Capacitor: surface charge densities

  • unscientific
  • · Replies 5 ·
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5

Complete absorption of E-fields by surface

  • unscientific
  • · Replies 2 ·
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2
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2
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8

Flow of electrons hit a potential hole

  • skrat
  • · Replies 8 ·
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8

Linear combination of wave function of a Hydrogen Atom

  • czng71
  • · Replies 6 ·
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6

Eigenvalue of angular momentum operator

  • leonmate
  • · Replies 12 ·
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12

Is Time Relative in a Synchronized Clock Experiment?

  • Sleepycoaster
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2

Inner product of dirac delta function

  • leroyjenkens
  • · Replies 3 ·
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3

Oscillating charge, larmor power dissipation

  • unscientific
  • · Replies 6 ·
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6

Calculating Pressure in a 2D Gas: Find Expression for <v>

  • unscientific
  • · Replies 1 ·
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1

How to Express the Angle of Rotation for a Rotated Electric Field

  • unscientific
  • · Replies 2 ·
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2

Concentric conducting spherical shells

  • unscientific
  • · Replies 2 ·
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2

Solving Rope Falling Off Table Homework

  • torq123
  • · Replies 1 ·
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1

Understanding Basis Choices in Quantum Mechanics

  • Verdict
  • · Replies 2 ·
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2

Showing energy is expectation of the Hamiltonian

  • Unredeemed
  • · Replies 9 ·
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9

Two dimensional Square well and parity

  • Firben
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1
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4

Schrodinger Equation in Spherical co-ordinates. Constants.

  • rwooduk
  • · Replies 2 ·
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2

What is the Displacement Equation for a Wave?

  • daveamal
  • · Replies 7 ·
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7

How Do You Solve Differential Equations Using Fourier Transform?

  • unscientific
  • · Replies 3 ·
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3

Please check my work on inner product operation

  • iScience
  • · Replies 2 ·
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2

Calculating Magnetic Moment of Nickel per Kg

  • Jack2424
  • · Replies 6 ·
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6

How Do You Calculate Apparent Weight in a Rotating Space Station?

  • sclatters
  • · Replies 6 ·
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6

Friedmann's 1st equation and density parameters

  • tomwilliam2
  • · Replies 1 ·
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1

Solve Kinematics Problem: Subway Train, Unbanked Curve, 15° Angle

  • con31773
  • · Replies 3 ·
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3

Nanoparticle dragged off a layer and tunnelling to a STM tip, equation

  • rwooduk
  • · Replies 1 ·
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1

How is Power Transported Down Cables in Electrodynamics Problems?

  • Rubiss
  • · Replies 2 ·
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2

What is the expectation value of ψ = x3 when 0≤ x ≤a and 0 otherwise?

  • leroyjenkens
  • · Replies 2 ·
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2

How Do You Calculate Thermal Conductivity Using Kinetic Theory?

  • unscientific
  • · Replies 6 ·
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6

Quantum mechanics angular distribution function

  • tomothy
  • · Replies 7 ·
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7

Gravitational Coupling Constant: Answers & Derivation

  • latentcorpse
  • · Replies 2 ·
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2

Proving Kirchhoff's diffraction equation with Green's second identity

  • gN]Berserker
  • · Replies 1 ·
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1

Nonlinear dynamic modelling of A380 aircraft

  • Ehtisham501
  • · Replies 2 ·
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2

Solving Brewster's Angle: Finding θ_1 from tanθ = n_2/n_1

  • unscientific
  • · Replies 7 ·
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7

Permeable sphere placed in external magnetic field

  • unscientific
  • · Replies 5 ·
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5

Deriving optical- and acoustical branches

  • Elekko
  • · Replies 1 ·
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1

Why is the production of pions in D-D fusion not allowed?

  • gildomar
  • · Replies 1 ·
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1

How Is Work Calculated in an Isothermal Expansion of an Ideal Gas?

  • Sixty3
  • · Replies 2 ·
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2

How Does Energy Transfer in a Triangular Wave Pulse?

  • applestrudle
  • · Replies 3 ·
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3

How Do EM Waves Behave in Transmission Lines with Varying Frequencies?

  • unscientific
  • · Replies 9 ·
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9

Quantum Mechanics - quick integral question.

  • binbagsss
  • · Replies 14 ·
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14

Proving momentum equation for neutrino/nucleon scattering

  • gildomar
  • · Replies 2 ·
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2

When calculating the momentum expectation value

  • rwooduk
  • · Replies 4 ·
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4

Phase shift arising from reflections of metal

  • RemoPhysics
  • · Replies 9 ·
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9

Solving Deep Water Wave Dispersion for Storm Distance

  • ambientdream
  • · Replies 3 ·
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3

Commutate my hamiltonian H with a fermionic anihillation operator

  • aaaa202
  • · Replies 3 ·
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3
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5

Finding CM frame velocity in special relativity

  • fayled
  • · Replies 9 ·
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9

4-momentum conservation (Deuteron + Photon)

  • Lengalicious
  • · Replies 7 ·
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7

Simple (?) solving of equations re Tunneling

  • rwooduk
  • · Replies 5 ·
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5

Potential outside charged metal sphere.

  • -Dragoon-
  • · Replies 8 ·
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8

How to Find the Helmholtz Free Energy of a Simple Solid?

  • Kelsi_Jade
  • · Replies 3 ·
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3

How Does Rope Velocity and Acceleration Change as it Falls Through a Hole?

  • HAMJOOP
  • · Replies 22 ·
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22

What Is the Wavelength of the L Absorption Edge for Uranium?

  • gfxroad
  • · Replies 1 ·
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1

Statistical physics - average length of polymer

  • skrat
  • · Replies 20 ·
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20

Addition of orbital angular momentum and spin

  • gu1t4r5
  • · Replies 5 ·
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5

Simultaneity in 2 spatial dimensions

  • JVNY
  • · Replies 6 ·
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6

How Do You Calculate the Energies of Photons from a Decaying Meson?

  • fayled
  • · Replies 14 ·
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14

Electron drift caused by a magnetic field gradient

  • eoghan
  • · Replies 6 ·
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6

What is the physical meaning of Maxwell equations

  • arassil
  • · Replies 4 ·
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4

Projectile Motion with Linear Air Resistance

  • unscientific
  • · Replies 6 ·
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6