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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Calculating Christoffell Symbols of Second Kind for Cartesian Space
- zheng89120
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How Do You Calculate the Potential on the Axis of a Uniformly Charged Disk?
- fizzixmaff
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Solve Gauss's Law: 8.0 & -4.9 Charges in Uncharged Sphere
- bmandude156
- · Replies 46 ·
Flying Capacitor Circuit Analysis?
- blondie68
- · Replies 2 ·
What Is the Entropy of a Classical Oscillator System in Thermal Equilibrium?
- Tianwu Zang
- · Replies 1 ·
Particle in 3D Box: Relation between Ω(E) and E
- charbon
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Special Relativity Force and Linearization
- zachzach
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Thermal Expansion of 2 attached metals
- audilover
- · Replies 1 ·
Degeneracies of Eigenvalues for H0 with Operators a and b | QM Homework
- Tangent87
- · Replies 5 ·
What Is the Central Charge in Conformal Field Theory?
- Pacopag
- · Replies 8 ·
Show that a complex PE yields a time dependant probability of finding a particle
- jb646
- · Replies 1 ·
Complex conjugate of the expectation value of momentum
- jb646
- · Replies 1 ·
Q&A on String Theory Course Indices/QFT
- latentcorpse
- · Replies 36 ·
Exponential of Hamiltonian-Calculate Probability
- jameson2
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Physics : Circuts lAb kirchhoff's nodes HELP.
- alangmix
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Physics of Music: Violin Fundamentals, Harmonics, Consonance & Dissonance
- ashyein
- · Replies 1 ·
What is the Probability of Total Spin in a Two Particle System?
- kreil
- · Replies 6 ·
What is the phase angle for a given complex voltage and current?
- lifeonfire
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Finding charge with mass, length and separation
- Averiex
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Calculating Mean Speed using Maxwell Speed Distribution Formula
- kashe
- · Replies 11 ·
What is the correct way to use Stirling's approximation in this example?
- leonne
- · Replies 8 ·
Measuring photon polarization and finding observable operator
- doublemint
- · Replies 6 ·
How to Calculate F_t and N for a Roller on a Cam Mechanism?
- sami23
- · Replies 2 ·
Fresnel Equations for a beam instead of a plane wave
- montealeku
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What is the amplitude of an oscillating spring with a 185g mass at 5.2Hz?
- hopperd
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Understanding Wave-functions and Normalization?
- Quelsita
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Newton third law and finding the reverse distance
- abdi1
- · Replies 12 ·
Characterize a co2 TEA class 4 laser
- krhisjun
- · Replies 1 ·
Commutation and Eigenfunctions
- CanIExplore
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How Does the Bose-Einstein Distribution Apply to Photon and Massive Boson Gases?
- spaghetti3451
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Crystal spacing of a solid surface, Bragg's law
- 1101
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Understanding Probability Densities for Hydrogen Wave Functions
- CanIExplore
- · Replies 2 ·
Calculating Electric Field at Lead-199 Nucleus with Gauss's Law
- physizl
- · Replies 3 ·
Transmission Spectrum- Absolute units?
- Jimbone
- · Replies 1 ·
Calculate Flux & Current at Intersection of Neutron Beams
- timman_24
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Is the First Excited State of a Particle in a Rectangular Box Degenerate?
- Squid138
- · Replies 6 ·
Fluids - boundary conditions for rotating sphere
- davcrai
- · Replies 2 ·
Can Particle Pair Annihilation Produce Only One Photon?
- Hells_Kitchen
- · Replies 3 ·
Thermal Physics: Understanding Heat and Energy Transfer
- Shackleford
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How to Correct for 3D Scattering in Rutherford's Gold Foil Experiment?
- thelibertine1
- · Replies 5 ·
How Does Quantum Mechanics Explain Pressure Exerted by a Particle in a Box?
- homology
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Quantum Physics: Electron Microscope
- 10104863
- · Replies 1 ·
Quantum Field Theory: Understanding Path Integrals and Limit Trick
- latentcorpse
- · Replies 42 ·
Quantum Mechanics - Ladder Operators
- Tangent87
- · Replies 4 ·
Water molecules, surface tension and evaporation
- mkerikss
- · Replies 1 ·
A car coasting with rolling drag and air drag
- seanwfd
- · Replies 1 ·
Can this function be a wavefunction of a physical system?
- td21
- · Replies 1 ·
Proving Tensor Commutation: T^abc S_b vs S_b T^abc
- Irid
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Understanding RC Circuit Behavior: Solving the Natural Log Mystery
- Nicholson
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What happens when a ball is thrown vertically in the air?
- stephi
- · Replies 10 ·
Intro Quantum: Expanding infinite square well
- camron_m21
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Ideal dielectric gas in a capacitor
- neworder1
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Equipotential surfaces for the given charge distribution
- mjordan2nd
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What is the electric field outside a solenoid in quasi-static approximation?
- Reshma
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Brightness Temperature, Thermal Spectrum
- jmm5872
- · Replies 1 ·
Help understanding easy state problem
- narfarnst
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Why can't a photon transfer all of its energy to an electron?
- darrenhb
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Potential step with infinite potential barrier (D.A.B Miller problem 2.8.6)
- roz77
- · Replies 8 ·
How Do You Construct Antisymmetric Wavefunctions for 2 Free Electrons?
- Hydro666
- · Replies 5 ·
Help with Jackson Electrodynamics Notation
- montyhp
- · Replies 1 ·
Analyzing a Particle in a Box with 2D Space
- kreil
- · Replies 4 ·
Decomposition of SL(2,C) Weyl Spinors
- sgd37
- · Replies 9 ·
What is the wavelength of radiation observed by Rocket A from Rocket B?
- moogull
- · Replies 6 ·
Write Lagrangian Homework: Massless Support to Free Movement Along X-Axis
- mattmatt321
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How Does Time Evolution Affect Quantum Oscillator Wave Functions?
- arenaninja
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Coulomb's Law regarding theta and plotting
- iberhammer
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Find Fermi Level Pos. of Si w/ 6x1015 Donors & 2x1015 Acceptors @ 300K
- magnifik
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How Do I Delete a Thread on a Website or Forum?
- latentcorpse
- · Replies 3 ·
Ground state energy of free electron fermi gas
- Repetit
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Estimating Air Mass Inside Hot Air Balloon
- BoogieBot
- · Replies 1 ·
How Is Potential Calculated in a Non-Central Charge Within a Grounded Cube?
- cp51
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Can anyone explain Jackson's circular current loop formula?
- dingo_d
- · Replies 2 ·
Finding total energy as a function of the Fermi Energy
- hb1547
- · Replies 5 ·
Mastering physics: electric field of point charges
- silver421
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What is meant by density in units of critical density?
- indie452
- · Replies 1 ·
Moving Charges to Infinity: Work Required and Comparison
- aoc0708
- · Replies 2 ·
Weakly Gravitating System: Showing Energy Momentum Tensor Conservation
- latentcorpse
- · Replies 7 ·
How Does Temperature Affect Electron Occupation in a Fermi-Dirac Distribution?
- magnifik
- · Replies 1 ·
E&M proof for a integralnot sure whats it called
- Brown Arrow
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Deriving Total Energy of a Binary System
- AnniB
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How Long to Empty Half the Water in a Vessel?
- roshan2004
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Calculate the line of sight velocity dispersion of the cluster in km/sec
- ladybug1829
- · Replies 7 ·
Projector Operator: P^2, Eigenvalues & Eigenfunctions
- alphaneutrino
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Orbital Angular Momentum of the Sun-Jupiter System
- jinksys
- · Replies 5 ·
How can I show that trace is Invariant under the change of basis?
- alphaneutrino
- · Replies 3 ·
Fluid mechanics (shape of free surface)
- Mandeep Deka
- · Replies 3 ·
Intro to Quantum Mechanics: Help with Homework Answers
- Fjolvar
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What is the Probability of Fibrillation After N Attempts?
- QuantumParadx
- · Replies 1 ·
Force between two aligned permanent dipoles
- overmage
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Why is r treated as a time coordinate in region 2 of the Kruskal manifold?
- latentcorpse
- · Replies 13 ·
Charging and discharging a capacitor
- kodimmudi
- · Replies 2 ·
What does mixing under RG flow mean?
- Pacopag
- · Replies 2 ·
Complex Integrals: Evaluating \int_{-1}^1 \frac{(1-x^2)^{1/2}}{x^2+1}dx
- Tangent87
- · Replies 3 ·
Electrostatics - spherically symmetric charge density
- PhysicsUnderg
- · Replies 9 ·
Heat Transfer Between Two Rods in Contact (Equilibrium Temperature Distribution)
- roldy
- · Replies 13 ·
How to Find the Potential Difference in a Copper Wire?
- johndoe14
- · Replies 1 ·
Wavelengths of Light: Color Wheel & Measurements
- 6913
- · Replies 3 ·
Double Slit Problem: Laser Wavelength & Intensity
- whiskey04
- · Replies 3 ·
How Do You Determine the Dynamical Matrix for a BCC Lattice?
- Gogsey
- · Replies 2 ·