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.

Threads

Quantum Mechanics: Finding wavefunction in momentum space.

  • Xyius
  • · Replies 2 ·
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2

A particle at rest decays into 2 particles

  • ChronicApathy
  • · Replies 1 ·
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1

Question if expectation value is considered a measurement?

  • JordanGo
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1

Center of mass of two extended bodies

  • aftershock
  • · Replies 1 ·
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1

What Are the Steps to Calculate a Hohmann Transfer Orbit to Jupiter?

  • buzz3
  • · Replies 3 ·
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3

Can't Understand the Solution of Landau-Lifschitz Mechanics Problem

  • gobbles
  • · Replies 7 ·
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7

Group Velocity of shallow water Stokes wave derivation seems wrong

  • K29
  • · Replies 2 ·
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2

Trouble finding Clebsch-Gordan coefficient for deutron triplet state?

  • semc
  • · Replies 16 ·
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16

Determine the singularities and evaluate residues

  • brydustin
  • · Replies 3 ·
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3

Circumference of a circle (in strange coordinates)

  • ozone
  • · Replies 6 ·
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6

Signal from dipole detcted at loop in free space

  • Roodles01
  • · Replies 5 ·
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5

Solving Homework Equations: Taylor Series & Beyond

  • cjw21
  • · Replies 1 ·
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1

Is the Schwarzschild metric dimensionless?

  • help1please
  • · Replies 4 ·
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4

Waves: Trouble with simple Group Velocity derivation

  • K29
  • · Replies 2 ·
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2

Is Isospin Conserved in Particle Interactions?

  • rshalloo
  • · Replies 1 ·
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1

Covariant and Contravariant components in Oblique System

  • tylerscott
  • · Replies 5 ·
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5

Wavelengths in fused silica and in silicon for photons

  • SpiderMan1988
  • · Replies 1 ·
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1

Why Does Andromeda's Wavelength Calculation Differ from Hubble's Law?

  • Orion78
  • · Replies 1 ·
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1

Pauli-Lubanski pseudovector commutation relations

  • Factvince
  • · Replies 5 ·
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5

A problem in Griffith's textbook of electrodynamics, P189.

  • karlzr
  • · Replies 6 ·
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6

Determination of polarization for combination of linearly polarized vectors

  • Ethan0718
  • · Replies 1 ·
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1

Electron Radius in a Bending Magnet

  • mh1551
  • · Replies 4 ·
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4
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11

Two diffraction gratings one on top of the other

  • zimo
  • · Replies 1 ·
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1

Can I construct |-x> from |+x> in order to find <S_x>?

  • cragar
  • · Replies 3 ·
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3

Measurement in quantum mechanics

  • Antepavolic
  • · Replies 3 ·
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3

Linearized Gravity and the Transverse-Traceless Gauge Conditions

  • Alexrey
  • · Replies 1 ·
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1

Divergence Integral doesn't equal surface integral

  • ozone
  • · Replies 2 ·
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2

Fresnel Coefficient for Unpolarised Light

  • Ikaros
  • · Replies 4 ·
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4

Lagrangian and principle of least action

  • aaaa202
  • · Replies 1 ·
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1
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3
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1

Calculating Magnetization for 2x2 Ising Model Lattice

  • LagrangeEuler
  • · Replies 5 ·
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5

Show Light Has The Same Velocity in S and S'

  • MattTrimble
  • · Replies 1 ·
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1

Photo electric effect review liboff ch2

  • teclordphrack
  • · Replies 5 ·
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5

Transforme kinetic energy in parabolical cyndrical coordinates

  • arantxa.ceped
  • · Replies 2 ·
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2

Linear Operators: Are They Inverse & Adjoint?

  • Squirtle
  • · Replies 9 ·
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9

Particle moving in electromagnetic field - converting units

  • bossman27
  • · Replies 1 ·
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1

Find the lattice type and base in 2D crystal

  • dingo_d
  • · Replies 1 ·
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1

Can the Coefficient b in Van der Waals Equation Be Negative

  • mrawls
  • · Replies 4 ·
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4
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2

Expectation Values of Angular Momentum Operators

  • KiwiBlack
  • · Replies 1 ·
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1

How Do Dimensions Align in Gravitoelectromagnetic Force Equations?

  • help1please
  • · Replies 5 ·
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5

Thermal: taylor series van der waals equation

  • accountkiller
  • · Replies 19 ·
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19

Quantum Mechanics - Comparing Rayleigh-Jeans formula with Planck's

  • Cimster
  • · Replies 1 ·
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1

Question about limit of wave function as x goes to infinity

  • vincent_vega
  • · Replies 4 ·
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4
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4

What Is the Collision Time for Stars in Andromeda and Milky Way?

  • AUK 1138
  • · Replies 6 ·
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6

Can conservation principles solve the killer asteroid problem?

  • jahlex
  • · Replies 1 ·
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1

Calculate Drag Force for Tennis Ball at 251 km/h

  • steve978
  • · Replies 1 ·
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1

Fields generated by a rotating disk

  • lailola
  • · Replies 3 ·
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3

How Do You Calculate the Lagrangian for a Rolling Disk?

  • aaaa202
  • · Replies 4 ·
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4

Where Does the 1/2 Factor in Optical Molasses Force Come From?

  • Niles
  • · Replies 1 ·
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1

What is the Momentum Four Vector and Speed Fraction of This Particle?

  • twinklestar28
  • · Replies 7 ·
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7

What Are the Momentum Four Vectors in Photon Decay?

  • twinklestar28
  • · Replies 14 ·
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14

Electron Between Infinite Line Charges and SHM

  • roam
  • · Replies 9 ·
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9

Distance between 2 points on a projectile's path

  • aftershock
  • · Replies 4 ·
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4

QM Notation Deleted | Easy Solutions

  • g.lemaitre
  • · Replies 6 ·
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6

Eigenstates of Dirac Potential in Momentum Space

  • Jolb
  • · Replies 6 ·
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6

How to Find the Retarded Time for a Moving Charged Particle?

  • lailola
  • · Replies 6 ·
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6

Kepler problem: flows generated by constants of motion

  • Clausius
  • · Replies 1 ·
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1

Inertial/non-inertial reference frames

  • Rhi
  • · Replies 8 ·
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8
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1

Operators: how to get rid of the two extra terms?

  • latentcorpse
  • · Replies 4 ·
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4

Understanding Waveguides: Basics and Operation of TE Modes

  • Roodles01
  • · Replies 1 ·
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1

How are modes classified in rectangular waveguides?

  • Roodles01
  • · Replies 1 ·
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1

Electron boosted by an electric field

  • lailola
  • · Replies 8 ·
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8

Are the Dot and Cross Products Distributive for Coplanar Vectors?

  • denjay
  • · Replies 1 ·
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1

What is the resistive force without considering buoyancy?

  • charlies1902
  • · Replies 4 ·
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4

Plotting Streamlines: Origin at t=0,1,2

  • pyroknife
  • · Replies 5 ·
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5

Sphereically Symmetric potential well

  • gronke
  • · Replies 1 ·
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1

Alternate form of geodesic equation

  • Alexrey
  • · Replies 1 ·
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1

Srednicki's Lehmann-Kallen propagator derivation doubt

  • msid
  • · Replies 4 ·
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4

Fluid Mechanics: Determining Dimensions of dP/dx for Force and Distance

  • pyroknife
  • · Replies 5 ·
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5

Invariance of U_harm of crystal to rotation

  • sam_bell
  • · Replies 1 ·
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1

Magnetomotive force and the H-field

  • help1please
  • · Replies 1 ·
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1

How can one obtain conserved charges from a symmetry transformation in QFT?

  • center o bass
  • · Replies 5 ·
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5

Time evolution operator in terms of Hamiltonian

  • dEdt
  • · Replies 4 ·
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4

E and B produced by a stationary currrent

  • lailola
  • · Replies 13 ·
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13

In photoelectric effect, why does photon prefer K shell electron?

  • amylase
  • · Replies 1 ·
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1

How to prove [itex]\Phi[/itex] (x,y)

  • jhosamelly
  • · Replies 8 ·
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8

What Mathematical Identity is Used in This Derivation?

  • aaaa202
  • · Replies 2 ·
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2

What is the Source of Uncertainty in Momentum When Dropping an Object?

  • Jimmy Snyder
  • · Replies 5 ·
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5

Poisson brackets and angular momentum

  • Rhi
  • · Replies 5 ·
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5

Energy in Field of Circular Distribution

  • schaefera
  • · Replies 6 ·
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6

Probability of Quantum Tunneling

  • Minhty
  • · Replies 3 ·
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3

(Electric) Scalar and vector potential

  • lailola
  • · Replies 6 ·
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6

Impedance on thin wire dipole using method of moments

  • Cram
  • · Replies 1 ·
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1

Potentials and Poynting Conservation Theorem

  • lailola
  • · Replies 6 ·
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6

A2 Physics Experiment: Electrical Conductance Through Salt Solution

  • Anastasya
  • · Replies 2 ·
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2

Stress Tensor Homework: Finding Traction Vector

  • racnna
  • · Replies 5 ·
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5

How to Estimate Energy Density Using Planck's Law?

  • johnnyies
  • · Replies 1 ·
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1

Null geodesics of a Kerr black hole

  • Dick Taid
  • · Replies 3 ·
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3

Does Hyperbolic Motion Cause Particle Radiation?

  • cragar
  • · Replies 2 ·
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2

How Do Ladder Operators Relate to the 1-D Quantum Harmonic Oscillator?

  • gronke
  • · Replies 1 ·
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1

Calculating Theoretical Density of Single Crystal Silicon

  • perplexabot
  • · Replies 4 ·
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4

Quantum degeneracy problem, electron on a ring

  • VortexLattice
  • · Replies 4 ·
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4

Calculating Gamma Ray Count Rate Error in 20 secs

  • swaha
  • · Replies 1 ·
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1

Help with Stat Mech density of states problem?

  • VortexLattice
  • · Replies 3 ·
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3

Superposition of Forces: Finding Magnitude and Direction

  • ecsx00
  • · Replies 1 ·
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1