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

Calculating Christoffell Symbols of Second Kind for Cartesian Space

  • zheng89120
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3

How Do You Calculate the Potential on the Axis of a Uniformly Charged Disk?

  • fizzixmaff
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4

Solve Gauss's Law: 8.0 & -4.9 Charges in Uncharged Sphere

  • bmandude156
  • · Replies 46 ·
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46

Flying Capacitor Circuit Analysis?

  • blondie68
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2

What Is the Entropy of a Classical Oscillator System in Thermal Equilibrium?

  • Tianwu Zang
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1

Particle in 3D Box: Relation between Ω(E) and E

  • charbon
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1

Special Relativity Force and Linearization

  • zachzach
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1

Thermal Expansion of 2 attached metals

  • audilover
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1

Degeneracies of Eigenvalues for H0 with Operators a and b | QM Homework

  • Tangent87
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5

What Is the Central Charge in Conformal Field Theory?

  • Pacopag
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8
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Complex conjugate of the expectation value of momentum

  • jb646
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1

Q&A on String Theory Course Indices/QFT

  • latentcorpse
  • · Replies 36 ·
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36

Exponential of Hamiltonian-Calculate Probability

  • jameson2
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1

Physics : Circuts lAb kirchhoff's nodes HELP.

  • alangmix
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5

Physics of Music: Violin Fundamentals, Harmonics, Consonance & Dissonance

  • ashyein
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1

What is the Probability of Total Spin in a Two Particle System?

  • kreil
  • · Replies 6 ·
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6

What is the phase angle for a given complex voltage and current?

  • lifeonfire
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1

Finding charge with mass, length and separation

  • Averiex
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1

Calculating Mean Speed using Maxwell Speed Distribution Formula

  • kashe
  • · Replies 11 ·
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11
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8

Measuring photon polarization and finding observable operator

  • doublemint
  • · Replies 6 ·
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6

How to Calculate F_t and N for a Roller on a Cam Mechanism?

  • sami23
  • · Replies 2 ·
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2

Fresnel Equations for a beam instead of a plane wave

  • montealeku
  • · Replies 6 ·
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6
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3

Understanding Wave-functions and Normalization?

  • Quelsita
  • · Replies 1 ·
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1

Newton third law and finding the reverse distance

  • abdi1
  • · Replies 12 ·
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12

Characterize a co2 TEA class 4 laser

  • krhisjun
  • · Replies 1 ·
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1

Commutation and Eigenfunctions

  • CanIExplore
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1
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1

Crystal spacing of a solid surface, Bragg's law

  • 1101
  • · Replies 1 ·
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1

Understanding Probability Densities for Hydrogen Wave Functions

  • CanIExplore
  • · Replies 2 ·
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2

Calculating Electric Field at Lead-199 Nucleus with Gauss's Law

  • physizl
  • · Replies 3 ·
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3

Transmission Spectrum- Absolute units?

  • Jimbone
  • · Replies 1 ·
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1

Calculate Flux & Current at Intersection of Neutron Beams

  • timman_24
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1
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6

Fluids - boundary conditions for rotating sphere

  • davcrai
  • · Replies 2 ·
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2

Can Particle Pair Annihilation Produce Only One Photon?

  • Hells_Kitchen
  • · Replies 3 ·
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3

Thermal Physics: Understanding Heat and Energy Transfer

  • Shackleford
  • · Replies 3 ·
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3

How to Correct for 3D Scattering in Rutherford's Gold Foil Experiment?

  • thelibertine1
  • · Replies 5 ·
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5
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1

Quantum Physics: Electron Microscope

  • 10104863
  • · Replies 1 ·
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1

Quantum Field Theory: Understanding Path Integrals and Limit Trick

  • latentcorpse
  • · Replies 42 ·
2
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42

Quantum Mechanics - Ladder Operators

  • Tangent87
  • · Replies 4 ·
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4

Water molecules, surface tension and evaporation

  • mkerikss
  • · Replies 1 ·
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1

A car coasting with rolling drag and air drag

  • seanwfd
  • · Replies 1 ·
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1

Can this function be a wavefunction of a physical system?

  • td21
  • · Replies 1 ·
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1

Proving Tensor Commutation: T^abc S_b vs S_b T^abc

  • Irid
  • · Replies 1 ·
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1

Understanding RC Circuit Behavior: Solving the Natural Log Mystery

  • Nicholson
  • · Replies 1 ·
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1

What happens when a ball is thrown vertically in the air?

  • stephi
  • · Replies 10 ·
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10

Intro Quantum: Expanding infinite square well

  • camron_m21
  • · Replies 3 ·
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3

Ideal dielectric gas in a capacitor

  • neworder1
  • · Replies 1 ·
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1

Equipotential surfaces for the given charge distribution

  • mjordan2nd
  • · Replies 1 ·
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1
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2

Brightness Temperature, Thermal Spectrum

  • jmm5872
  • · Replies 1 ·
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1

Help understanding easy state problem

  • narfarnst
  • · Replies 4 ·
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4

Why can't a photon transfer all of its energy to an electron?

  • darrenhb
  • · Replies 2 ·
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2
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8

How Do You Construct Antisymmetric Wavefunctions for 2 Free Electrons?

  • Hydro666
  • · Replies 5 ·
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5

Help with Jackson Electrodynamics Notation

  • montyhp
  • · Replies 1 ·
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1

Analyzing a Particle in a Box with 2D Space

  • kreil
  • · Replies 4 ·
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4
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2

Decomposition of SL(2,C) Weyl Spinors

  • sgd37
  • · Replies 9 ·
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6

Write Lagrangian Homework: Massless Support to Free Movement Along X-Axis

  • mattmatt321
  • · Replies 2 ·
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2

How Does Time Evolution Affect Quantum Oscillator Wave Functions?

  • arenaninja
  • · Replies 3 ·
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3

Coulomb's Law regarding theta and plotting

  • iberhammer
  • · Replies 1 ·
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1

Find Fermi Level Pos. of Si w/ 6x1015 Donors & 2x1015 Acceptors @ 300K

  • magnifik
  • · Replies 1 ·
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1

How Do I Delete a Thread on a Website or Forum?

  • latentcorpse
  • · Replies 3 ·
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3

Ground state energy of free electron fermi gas

  • Repetit
  • · Replies 3 ·
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3

Estimating Air Mass Inside Hot Air Balloon

  • BoogieBot
  • · Replies 1 ·
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1
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1

Can anyone explain Jackson's circular current loop formula?

  • dingo_d
  • · Replies 2 ·
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2

Finding total energy as a function of the Fermi Energy

  • hb1547
  • · Replies 5 ·
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5

Mastering physics: electric field of point charges

  • silver421
  • · Replies 4 ·
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4

What is meant by density in units of critical density?

  • indie452
  • · Replies 1 ·
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1

Moving Charges to Infinity: Work Required and Comparison

  • aoc0708
  • · Replies 2 ·
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2

Weakly Gravitating System: Showing Energy Momentum Tensor Conservation

  • latentcorpse
  • · Replies 7 ·
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7
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1

E&M proof for a integralnot sure whats it called

  • Brown Arrow
  • · Replies 6 ·
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6

Deriving Total Energy of a Binary System

  • AnniB
  • · Replies 1 ·
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1

How Long to Empty Half the Water in a Vessel?

  • roshan2004
  • · Replies 1 ·
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1

Calculate the line of sight velocity dispersion of the cluster in km/sec

  • ladybug1829
  • · Replies 7 ·
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7

Projector Operator: P^2, Eigenvalues & Eigenfunctions

  • alphaneutrino
  • · Replies 8 ·
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8

Orbital Angular Momentum of the Sun-Jupiter System

  • jinksys
  • · Replies 5 ·
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5

How can I show that trace is Invariant under the change of basis?

  • alphaneutrino
  • · Replies 3 ·
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3

Fluid mechanics (shape of free surface)

  • Mandeep Deka
  • · Replies 3 ·
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3

Intro to Quantum Mechanics: Help with Homework Answers

  • Fjolvar
  • · Replies 11 ·
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11

What is the Probability of Fibrillation After N Attempts?

  • QuantumParadx
  • · Replies 1 ·
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1

Force between two aligned permanent dipoles

  • overmage
  • · Replies 1 ·
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1

Why is r treated as a time coordinate in region 2 of the Kruskal manifold?

  • latentcorpse
  • · Replies 13 ·
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13

Charging and discharging a capacitor

  • kodimmudi
  • · Replies 2 ·
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2

What does mixing under RG flow mean?

  • Pacopag
  • · Replies 2 ·
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2

Complex Integrals: Evaluating \int_{-1}^1 \frac{(1-x^2)^{1/2}}{x^2+1}dx

  • Tangent87
  • · Replies 3 ·
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3

Electrostatics - spherically symmetric charge density

  • PhysicsUnderg
  • · Replies 9 ·
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9
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13

How to Find the Potential Difference in a Copper Wire?

  • johndoe14
  • · Replies 1 ·
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1

Wavelengths of Light: Color Wheel & Measurements

  • 6913
  • · Replies 3 ·
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3

Double Slit Problem: Laser Wavelength & Intensity

  • whiskey04
  • · Replies 3 ·
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3

How Do You Determine the Dynamical Matrix for a BCC Lattice?

  • Gogsey
  • · Replies 2 ·
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2