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 H-Field with no free currents
- mrshneaky
- · Replies 1 ·
How Do You Find the Momentum of a 1D Harmonic Oscillator?
- ambroochi
- · Replies 1 ·
Calculating generalized force in two different ways
- amjad-sh
- · Replies 2 ·
Why does not dipole moment depend on coordinates system?
- BREAD
- · Replies 2 ·
Average number of particles/subsystems in a state
- devd
- · Replies 1 ·
Find the magnetic field of an infinite uniform surface
- BREAD
- · Replies 4 ·
The triple Dirac delta-function well: getting KAPPA
- Lylo
- · Replies 3 ·
Showing that a momentum space wave function is normalized
- Rubber Ducky
- · Replies 4 ·
Optics and waves, mirage. University physics
- YogiBear
- · Replies 2 ·
Locate the poles of the response function for an LRC circuit
- Amcote
- · Replies 4 ·
How to Calculate Uncertainty for Spin-1/2 Eigenstates?
- nmsurobert
- · Replies 2 ·
At what redshift does the density of M > density of DM
- Phil1093
- · Replies 5 ·
Infinite series Geometric series
- Pual Black
- · Replies 8 ·
Energy loss in terms of beam momentum change
- Confused0ne
- · Replies 4 ·
How Does the Heisenberg Model Describe Spins on a 3D Cubic Lattice?
- CAF123
- · Replies 3 ·
How Can Differential Equations Help Solve Homework Problems?
- Sujanbasnet6
- · Replies 1 ·
Calc Electron/Hole Concentrations & Ef-Efi for Si Doping in GaAs
- orangeincup
- · Replies 7 ·
Light Polarization and Jones Matrices
- jjjefjrdcb
- · Replies 1 ·
Infinite Square Well Frequency of Oscillation
- Blitzmeister
- · Replies 3 ·
Momentum of constant wave function
- doktorglas
- · Replies 1 ·
Direction of particles after decay w/ relativity
- mshr
- · Replies 6 ·
Point charges of charge Q placed at each corner of a cube of side r
- mateomy
- · Replies 7 ·
Visualizing lattice/atoms in cubes?
- orangeincup
- · Replies 1 ·
Electron tunneling probability between gold surfaces separated by distance L
- LisaMG
- · Replies 1 ·
Carrier concentration in a semiconductor
- orangeincup
- · Replies 1 ·
How to Calculate ΔUm, q, and w for the Isothermal Expansion of Nitrogen Gas?
- lee403
- · Replies 4 ·
How to Compute the Partition Function for an Ising Model Network?
- CAF123
- · Replies 7 ·
Can s oribtal electrons only drop to other s orbitals?
- friendbobbiny
- · Replies 3 ·
Can The Joule Coefficient be Derived Using the First Law and Maxwell Relation?
- lee403
- · Replies 1 ·
Time-dependent Perturbation theory -maths problems
- Imperatore
- · Replies 4 ·
Optical simulations of gravitational effects
- bartrocs
- · Replies 2 ·
Ionisation levels in hydrogen and helium
- jools holland
- · Replies 1 ·
Electric field in a resistive, shorted coaxial cable
- EEGrad
- · Replies 1 ·
Potential Outside charged metal sphere in uniform E field
- Jonathan K
- · Replies 6 ·
How Does Birefringence Affect Photon Polarization in a Crystal?
- Julian V
- · Replies 1 ·
Using the path equation to determine the path of a satellite
- HMPARTICLE
- · Replies 1 ·
Connection coefficients in Earth orbit
- TerryW
- · Replies 24 ·
Solving N Bead Gaussian Chain Partition Function
- CAF123
- · Replies 15 ·
Optical Fourier Transform for Propagation
- bryverine
- · Replies 1 ·
Calculate the rate of probability density's movement?
- friendbobbiny
- · Replies 3 ·
How to determine what is conserved given a hamilitonian
- AverageJoePHSX
- · Replies 1 ·
Operators and eigenstates/values
- nmsurobert
- · Replies 4 ·
Quantum angular momentum proportionality constant
- bartrocs
- · Replies 4 ·
What is Fermi energy? given the number of electrons and (L)
- u061926
- · Replies 1 ·
Isothermal Compressibility: Derive an equation
- johnr
- · Replies 2 ·
Central Force problems using radial motion equation
- HMPARTICLE
- · Replies 1 ·
Finding eigenstate for the annhilation operator
- Sandrasa
- · Replies 3 ·
How Do You Calculate the Period of Radial Oscillations in a Neutron Star?
- June_cosmo
- · Replies 5 ·
Heating a room and internal energy question
- sbdavinci
- · Replies 2 ·
What Is the Electric Field Inside a Sphere with Varying Charge Density?
- shinobi20
- · Replies 10 ·
How to Calculate the Mass of 1μCi 241Am?
- jije1112
- · Replies 2 ·
Derivative of Action Integral Equals Generalized Momentum?
- shinobi20
- · Replies 1 ·
Proof divergence of vector potential = 0
- grantdenbrock
- · Replies 3 ·
What Is the Electrostatic Force Between an Ideal Dipole and a Conducting Plate?
- millifarads
- · Replies 1 ·
Can Asymmetric Wave Functions Arise from Symmetric Potentials?
- PhysicsKid0123
- · Replies 3 ·
Hubble lookback time based on energy density.
- toughcanesrock
- · Replies 5 ·
Light ray deflection in Nordstrom theory via geodesic reparameterization
- JOliver
- · Replies 2 ·
Light if energy density of photons were constant
- toughcanesrock
- · Replies 1 ·
How Does a Red Giant Star Produce Energy Through Fusion Processes?
- colloio
- · Replies 1 ·
Is Every Linear Function a Linear Combination of Basis Functions?
- MrRobot
- · Replies 2 ·
Bragg-scattering angle from scattered beam of energy
- Weyoun9
- · Replies 4 ·
Threshold energy for pair production near an electron
- Frank Einstein
- · Replies 8 ·
Why is the dipole field formula coordinate-free if it uses r hat and theta hat?
- raddian
- · Replies 1 ·
Solving for the Period of a Simple Pendulum with Given Initial Conditions
- Caltez
- · Replies 4 ·
Potential in Concentric Spherical Shells
- Nicolaus
- · Replies 3 ·
Planck's constant in planetary orbits
- QuantumBlink
- · Replies 5 ·
Green's Function with repulsive force
- teme92
- · Replies 1 ·
Partial half-life of Na-22 for electron capture and beta-plus decay
- jije1112
- · Replies 1 ·
What is the effective mass of electrons and holes in germanium?
- orangeincup
- · Replies 3 ·
Inconsistent operator-state relation in Zettili problems 3.4 and 3.5
- KostasV
- · Replies 4 ·
What is the commutator [J^hat_x J^hat_y,J^hat_z] equivalent to?
- pinkfishegg
- · Replies 1 ·
Particle mass atop frictionless hemisphere w/ extra force
- juraquille
- · Replies 3 ·
Fermi Energy: Calculating Probabilities for Different Temperatures
- orangeincup
- · Replies 3 ·
Proving Symmetry and Finding Conserved Quantities for Lagrangian Functions
- sunmaggot
- · Replies 9 ·
De Broglie wave length, average electron energy and momentum calculation
- orangeincup
- · Replies 1 ·
Driving force in simple harmonic oscillator with exponential
- nacreousnereid
- · Replies 1 ·
Show that wave function in coordinates x,y is normalized
- Crista
- · Replies 3 ·
Lagrangian and Euler-Lagrange of a Simple Pendulum
- Yeah Way
- · Replies 3 ·
Internal Energy/Helmholtz Free Energy Proof
- mobwars
- · Replies 2 ·
Which Element Produces Lower Energy Ka X-rays in an Experiment?
- jije1112
- · Replies 3 ·
Mathematical pendulum in a rotating plane
- Deimantas
- · Replies 1 ·
How Long Must L Be to Distinguish Particle Masses with a Detector's Resolution?
- carllacan
- · Replies 6 ·
How Does x in Equation 6.24 Become a(1-cosӨ)?
- Hamza Abbasi
- · Replies 4 ·
Relativistic collision and invariant s
- carllacan
- · Replies 3 ·
Lagrangian and Euler-Lagrange Equation Problem
- Yeah Way
- · Replies 5 ·
3d harmonic oscillator, probability m=0
- Ziggy12
- · Replies 6 ·
Calculate the recoil momentum and kinetic energy of the atom
- tauristar
- · Replies 20 ·
Lattice constant and volume density
- orangeincup
- · Replies 1 ·
Substitutional impurity in a lattice?
- orangeincup
- · Replies 2 ·
Eigenvalues of disturbed Hamiltonian
- AwesomeTrains
- · Replies 1 ·
Nonlinear optics: second order polarization calculation
- dnp33
- · Replies 2 ·
Microcanonical partition function - Dirac delta of operators
- ddd123
- · Replies 2 ·
Determine charge at origin, based on charge density function
- xSilja
- · Replies 3 ·
Length contraction via Lorentz transformation matrix
- fluidistic
- · Replies 1 ·
How Does Tube Diameter Affect Reynolds Number in Gravity-Driven Laminar Flow?
- emac8585
- · Replies 1 ·
Invariance of the determinant under spin rotations
- ShayanJ
- · Replies 12 ·
Calculating the Hall Coefficient for a sample of germanium
- ZoFunk
- · Replies 2 ·
How Do You Calculate the Density Matrix in Second Quantization?
- tylerscott
- · Replies 12 ·
How Is Uranium Isotope Enrichment Achieved Through Effusion?
- Pouyan
- · Replies 1 ·
X-ray Mirror to be used by telescope
- Jam132
- · Replies 2 ·