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
Sakurai 3.21, Cartesian eigenbasis representation
- Silicon-Based
- · Replies 6 ·
Bifilar Pendulum w/ off-centred CM, need verification for derived eq.
- ChessGM
- · Replies 1 ·
Derive the relationship between Ricci scalar and Gauss Curvature
- jag
- · Replies 12 ·
Plotting polarization of EM waves in Matlab
- yefj
- · Replies 1 ·
A particle with spin 1/2 in a potential well
- kisdrA
- · Replies 5 ·
Energy Density Notation Confusion
- laser1
- · Replies 10 ·
Wald 2.4b: commutator coefficients and dual basis components
- Unconscious
- · Replies 5 ·
Minimizing the energy required to break a cylinder of fluid into droplets
- happyparticle
- · Replies 9 ·
Heat transfer: Temperature distribution inside a sphere submerged in a fluid
- happyparticle
- · Replies 13 ·
Relativistic effect of a free particle
- Lambda96
- · Replies 15 ·
Maxwell's Equations: How E and B Fields Interact
- MatinSAR
- · Replies 6 ·
Skin effect -- Calculate the electric field
- Lambda96
- · Replies 8 ·
Covariant derivative acting on Dirac delta function in curved space
- haj
- · Replies 0 ·
Lancaster&Blundell "QFT Gifted Amateur" Wick theorem on Fermion Ground State
- pines-demon
- · Replies 0 ·
Calculate the Electric and Magnetic field for this Multipole Radiation
- Lambda96
- · Replies 19 ·
Thermodynamics: deriving expression for S = S(T, V, N) - constant problems
- laser1
- · Replies 19 ·
Model a ball in a moving circular bowl using Cartesian coordinates
- joey_ra
- · Replies 24 ·
Variation of quadratic Riemann Curvature tensor
- Qatawna blitz
- · Replies 7 ·
Poynting’s theorem -- Check the relation of the energy balance
- Lambda96
- · Replies 8 ·
Compton Scattering: detector is 60 degrees from the symmetry axis
- Graham87
- · Replies 14 ·
Thermal conductance of an angular section of a disc
- BrenoVA
- · Replies 4 ·
Calculate E and B fields when given A
- Lambda96
- · Replies 5 ·
Compute the canonical momentum
- Lambda96
- · Replies 2 ·
Thermodynamics - How to find an "adiabat"?
- Javier0289
- · Replies 7 ·
Magnetism, difference between B, H and M
- lys04
- · Replies 2 ·
Find thermodynamic generalized force
- damarkk
- · Replies 1 ·
Multipole Expansion: Show that the quadrupole moment is symmetric and that the trace vanished
- Lambda96
- · Replies 10 ·
Thermal Physics Kittel chapter 6 -- Entropy of mixing problem
- bluepilotg-2_07
- · Replies 1 ·
Heat flux through a material with variable heat conductance
- shivamchouhan5077
- · Replies 2 ·
Potential function of a flow around a stagnation point
- happyparticle
- · Replies 19 ·
Statistical physics - does total energy matter, or only differences?
- laser1
- · Replies 6 ·
Electric field of an infinitely long wire with radius R
- Lambda96
- · Replies 5 ·
Ionizing Radiation Interaction with Matter
- Graham87
- · Replies 0 ·
Electron Bands in 2D Semiconductor
- StochasticHarmonic
- · Replies 0 ·
Why entropy change is different
- laser1
- · Replies 3 ·
Free expansion of Real Gases - Dieterici EoS, Change in Temperature
- curious_mind
- · Replies 30 ·
Boundary conditions for magnetic fields
- lys04
- · Replies 17 ·
Maximum exhaust velocity for a De Laval nozzle
- happyparticle
- · Replies 1 ·
Rotation of the stress tensor
- happyparticle
- · Replies 8 ·
LRC equation using Poynting theorem and conservation laws
- emeriska
- · Replies 3 ·
Nonlinear dynamics problem from Strogatz textbook
- Star01111
- · Replies 3 ·
Find Relativistic Momentum Equation for a Moving Reference Frame?
- Ascendant0
- · Replies 13 ·
Prove v<c for particles with m>0 using two identities
- Ascendant0
- · Replies 8 ·
How do you find the probabilities for an anharmonic quantum oscillator state?
- damarkk
- · Replies 1 ·
Quantum Harmonic Oscillator, what is #E_0#?
- damarkk
- · Replies 5 ·
Hydrogen Atom in an electric field along ##z##
- damarkk
- · Replies 0 ·
Different forms of fluid energy conservation equations
- happyparticle
- · Replies 32 ·
Measurement of Angles and Lengths With Length Contraction
- Ascendant0
- · Replies 11 ·
Lorentz Transformation For Moving Particles
- Ascendant0
- · Replies 1 ·
Work done to construct Dielectric Sphere with Offset Hollow Cavity?
- TwoAyoyoprogrammer
- · Replies 1 ·
Thermodynamics: Possible process between a van der Waals gas and an ideal gas
- runinfang
- · Replies 1 ·
Electric sinusoidal field on a hydrogen atom - Quantum Mechanics
- damarkk
- · Replies 3 ·
Problem with KE and work equation (perfect rocket in space example)
- Jrs580
- · Replies 3 ·
QM time independent perturbation theory
- Marco99
- · Replies 1 ·
Is My Approach to the Gaussian Wave Packet Problem Professional?
- BlondEgg
- · Replies 1 ·
Heat capacity from dispersion relation
- dark_matter_is_neat
- · Replies 1 ·
Variational symmetries for the Emden-Fowler equation
- giraffe714
- · Replies 3 ·
Why does my general solution for a double pendulum have three unknowns?
- zenterix
- · Replies 2 ·
Trouble finding ##L^2## in function of ##x## and ##p##
- pixyl
- · Replies 2 ·
Fluid mechanics: Euler's equation derivation
- happyparticle
- · Replies 26 ·
What are the approximations used in these equations of motion for two coupled oscillators?
- zenterix
- · Replies 5 ·
Why does this method of solving a system of 2nd order differential equations not work?
- zenterix
- · Replies 13 ·
Understanding solution to equations of motion of n coupled oscillators
- zenterix
- · Replies 4 ·
How to transform Electromagnetic fields for Lorentz Boost in arbitrary direction?
- Lusypher
- · Replies 2 ·
Magnetic field in and around a conductive hollow cylinder
- phys9928
- · Replies 2 ·
First order linearized Euler's equation for a small perturbation
- happyparticle
- · Replies 7 ·
From fluid energy conservation equation to the continuity equation
- happyparticle
- · Replies 5 ·
Probability distribution of outgoing energy of particle
- dark_matter_is_neat
- · Replies 1 ·
Determine the value of r1 and E for given wavefunction of hydrogen
- dark_matter_is_neat
- · Replies 5 ·
Separation of Variables to Laplace's Equation in Electrostatics
- chaos333
- · Replies 1 ·
Most Probable energy after infinite square well expands
- dark_matter_is_neat
- · Replies 2 ·
A body at rest in Doran and Boyer-Lindquist coordinates
- JimWhoKnew
- · Replies 46 ·
Critical distance value for attractive force
- chaos333
- · Replies 11 ·
Should Incidents in PET Scan Protocol Include a Dimension?
- Lambda96
- · Replies 8 ·
How to turn partition sum into an integral?
- LightPhoton
- · Replies 1 ·
Probability distributions for Maxwell-Boltzmann, B-E, F-D
- george743
- · Replies 2 ·
Find the possible outcomes of ]##L^2## and ##L_{z}##
- keyzan
- · Replies 21 ·
Dynamic Equations of the ADM Formalism
- TerryW
- · Replies 1 ·
Probability of the outcomes of ##J^2## and ##J_{z}##?
- keyzan
- · Replies 4 ·
Lagrange method problem: Multiple Spring-Mass System
- Motorbiker
- · Replies 22 ·
Evaluation of an experiment: PET scans of a small source along the x-axis
- Lambda96
- · Replies 3 ·
Path of a free particle over a sphere
- gordunox
- · Replies 9 ·
Use relativity and the Larmor formula to calculate Lienard's formula
- unified
- · Replies 2 ·
Is My Solution to the Driven Spring Problem Correct?
- member 731016
- · Replies 1 ·
An m-qubit state, inferring some inequality in QIT
- billtodd
- · Replies 0 ·
Spring pendulum Lagrangian has any ignorable coordinates?
- lys04
- · Replies 5 ·
Extrinsic curvature of Kerr-Schild using ADM equations
- ergospherical
- · Replies 6 ·
Consider the hypothetical decay of the Φ(1020) meson into 3 pions
- manfromearth
- · Replies 4 ·
Operator algebra: Hermicity and Eigenstates
- physicsxanime
- · Replies 12 ·
Wavefunction of a space and spin rotated state
- NiRK20
- · Replies 1 ·
Derive surface brightness formula
- Zapped17
- · Replies 0 ·
Numerical Solution to Schrodinger Equation w/ Coulomb Potential
- Tertius
- · Replies 1 ·
Boundary condition for a flow past a spherical obstacle
- happyparticle
- · Replies 12 ·
Harmonic potential with absolute value perturbation
- keyzan
- · Replies 2 ·
Show that radial worldlines with u = const are outgoing null rays
- so_gr_lo
- · Replies 1 ·
Statistical physics: Microcanonical distribution and oscillators
- Marcustryi
- · Replies 1 ·
Enthalpy derivation differential equation
- Mardonio
- · Replies 1 ·
Electron moving in an electromagnetic field and rotation operator
- NiRK20
- · Replies 0 ·
Determining the energy radiated by gravitational waves in a simple system
- rcatalang
- · Replies 1 ·