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
Einstein Coefficients and Line Spectra
- watkcath1
- · Replies 1 ·
Green's functions, F/Laplace Transforms, and Boundary conditions
- quantum13
- · Replies 1 ·
A Question on Semantics Regarding Group Theory
- Mindstein
- · Replies 3 ·
PDE, 2D Laplace Equation, Sep. of Variables, Finding Potential
- trncell
- · Replies 1 ·
What is the Fermi energy of Liquid He3 at absolute zero?
- atomicpedals
- · Replies 1 ·
How Can I Find Practice Problems for Fermi's Golden Rule?
- VantagePoint72
- · Replies 1 ·
Tough exponential integral (QM, Variational Principle)
- xago
- · Replies 1 ·
How to Apply Lagrange Equation, Really Confused
- refrigerator
- · Replies 6 ·
How to Solve Hamilton-Jacobi Equation for a Particle in a Given Potential Field?
- fluidistic
- · Replies 2 ·
How Does a Charged Particle Behave in an Electromagnetic Field?
- Mindscrape
- · Replies 7 ·
Quicker Method to Find Taylor Series of sinz - sinhz?
- connor415
- · Replies 2 ·
Projectile subject to air resistance
- rg2004
- · Replies 2 ·
Semi-empirical mass formula and fission term
- Ryomega
- · Replies 2 ·
Nuclear shell model spin and parity?
- humanist rho
- · Replies 2 ·
How to Calculate Average Atom Separation in the Sun's Core?
- lycraa
- · Replies 3 ·
Harmonic Oscillator Problem: Energy Levels & Ground State
- Metallichem
- · Replies 5 ·
Perturbation Theory: Time-Independent, Non-Degenerate Results
- PineApple2
- · Replies 1 ·
Can Enthalpy Be Solved Using Different Methods?
- fubear
- · Replies 2 ·
Statistical Analysis - Maximum Likelihood Fit
- knowlewj01
- · Replies 1 ·
Is the Runge-Kutta Algorithm Equivalent to the Second-Order Taylor Expansion?
- mjordan2nd
- · Replies 1 ·
Solve Lagrangian of System w/ 1 Degree of Freedom
- fluidistic
- · Replies 9 ·
How Does Orbital Radius Change with a Time-Varying Solar Mass?
- fizzwhiz
- · Replies 1 ·
Thermodynamics/Statistical Mechanics Probability Questions
- cep
- · Replies 3 ·
How Do Lorentz Transformations Affect Light Signal Velocities?
- JonathanT
- · Replies 3 ·
Solving a tricky integral to normalize a wave function
- BPMead
- · Replies 9 ·
Orbital mechanics- change of inclination
- subsonicyouth
- · Replies 8 ·
Particle in a triangular potential well
- masterjoda
- · Replies 16 ·
How to Integrate the Dirac Delta Function in Differential Equations?
- Djankie
- · Replies 9 ·
Quantum Mechanics Superposition Question
- jumbogala
- · Replies 2 ·
What is the relationship between timelike and spacelike vectors?
- latentcorpse
- · Replies 8 ·
Angular momentum from the Lagrangian
- Geofleur
- · Replies 2 ·
Quantum Spin up spin down with magnetic field
- mozartkart
- · Replies 1 ·
Electromagnetic dual tensor. General Relativity
- TheSource007
- · Replies 4 ·
Solving a Pendulum Problem Using the Lagrangian Approach
- fluidistic
- · Replies 3 ·
Double infinite square well, energies
- Clever-Name
- · Replies 10 ·
Analyzing Phonon Collisions in a Cubic Lattice
- blueyellow
- · Replies 1 ·
Adjoint Operator Homework: Clarifying Complex Conjugates
- PhysicsGente
- · Replies 1 ·
How to Solve the Kepler Problem Using the Runge-Kutta Method?
- nikolafmf
- · Replies 4 ·
Show that when the temperature is such that T Debye temperature, the specific
- blueyellow
- · Replies 1 ·
Steady State Heat Equation in a One-Dimensional Rod
- Ninty64
- · Replies 6 ·
Estimating Phonon Mean Free Path in Germanium at 300K
- blueyellow
- · Replies 1 ·
Equation of motion via Euler-Lagrange equation
- fluidistic
- · Replies 7 ·
Plotting 137Cs Activity in a 1Gw Fission Reactor: What Are the Key Factors?
- Kromboy85
- · Replies 2 ·
Motion of a mass m confined to the x-axis (Hamiltonian)
- jmm5872
- · Replies 4 ·
Rigid body -badly worded problem -
- fluidistic
- · Replies 1 ·
Hamiltonian Cylinder: Mass m, Radius R, Force F=-kx
- AriAstronomer
- · Replies 2 ·
Spin and energy in nuclear processes
- jjr
- · Replies 1 ·
Optics Instrumental with thins lens
- Adams James
- · Replies 1 ·
What Is the Capacitance of Three Concentric Spherical Shells?
- MarkovMarakov
- · Replies 3 ·
Magnetic Quadrupole: Model & Vector Potential
- linford86
- · Replies 1 ·
Striking the End of a Triangle in Space
- harrietstowe
- · Replies 3 ·
Particle in a Cube: Find Wavefunction w/Initial Conditions
- chill_factor
- · Replies 1 ·
Struggling with 3-D Hamiltonian for Variational Principle Integration?
- Airsteve0
- · Replies 1 ·
Quantum Mechanics Scattering problem, 2 particles elastic collision
- PineApple2
- · Replies 1 ·
Electromagnetism: Possible Trick Question?
- Xyius
- · Replies 2 ·
I do not understand this solution to this Quantum Mechanics Problem
- Xyius
- · Replies 4 ·
Finding the electrical resistance of a copper sulphate solution
- kerschel
- · Replies 2 ·
Is the Hamiltonian H = p^2/2m + V_0r^2 Rotationally Invariant?
- malawi_glenn
- · Replies 17 ·
Calculation of Clebsch-Gordan coefficients
- PineApple2
- · Replies 3 ·
Dimensionality of total angular momentum space
- xago
- · Replies 7 ·
Calculating Boiling Point Using Clausius Claperon Equation
- anirudh dutta
- · Replies 1 ·
Particle in a central potential and a magnetic field: nearly circular orbits
- atat1tata
- · Replies 1 ·
Eigenvalue equation, prove that a is real.
- LogicX
- · Replies 10 ·
Temperature problem in fluids mechanics
- PythagoreLove
- · Replies 2 ·
Solving for Euler angles and 3-D coordinate Rotations.
- vtm6001
- · Replies 2 ·
Multipole Expansion of Dipole on Z-Axis w/ Spherical Harmonics
- shikhapunia
- · Replies 11 ·
What is the Commutator of Position and Momentum in Different Dimensions?
- LogicX
- · Replies 9 ·
Integrals of products of Hermite polynomials
- tommyli
- · Replies 1 ·
Solving the Tensor Exercise Puzzle with Physics
- Tomer
- · Replies 3 ·
Is sine*sine a form of a standing wave?
- deadlytrogdor
- · Replies 4 ·
Why Does Bremsstrahlung Happen?
- danda
- · Replies 7 ·
Derivation of Newton Gravitation problem application
- 2slowtogofast
- · Replies 8 ·
Retarding force of eddy currents in a disc
- fysiikka111
- · Replies 7 ·
Angular momentum of pair of particles
- username136
- · Replies 1 ·
Extensive Wave Function Question
- arp777
- · Replies 1 ·
Operators satisfying abstract commutation relation; then finding an eigenvalue.
- arp777
- · Replies 4 ·
Computing for Electric Field given cylindrical coordinates of v.
- jhosamelly
- · Replies 2 ·
How Does the Rate of False Signals Change With Three Sensors?
- McCoy13
- · Replies 1 ·
Expectation values of QHO in |n> basis
- squigglywolf
- · Replies 5 ·
One-Dimensional Gaussian Wave Packet
- KiwiBlack
- · Replies 2 ·
What Can Be Said About the System in the Center of Mass Frame?
- danda
- · Replies 6 ·
Uncertainty Principle: Computing Δx & Δp for a Particle in a 1D Box
- ChemMajor4lyf
- · Replies 3 ·
How to Derive Displacement Current and Energy Density in a Capacitor?
- hitman0097
- · Replies 5 ·
Generalized functions (distributions) problem - Mathematical physics
- Sigurdsson
- · Replies 3 ·
Finding the momentum-space wave function for the infinite square well
- epsilonjon
- · Replies 1 ·
Examining a differential equation of motion
- JordanGo
- · Replies 3 ·
Free particle in Minkowski spacetime
- coopre
- · Replies 3 ·
General function for E Field for point charge
- ZedCar
- · Replies 1 ·
What does the Riemann curvature tensor equation mean?
- avery
- · Replies 2 ·
The emf of a string in a circle - magnetic fields
- axcelenator
- · Replies 9 ·
Hamiltonian of the Quantum Harmonic Oscillator-Eigenfunction & Eigenvalue
- Calcifur
- · Replies 6 ·
Working out the cp cv difference for van der waals equation
- imagemania
- · Replies 1 ·
Uncertainty of coherent states of QHO
- BiotFartLaw
- · Replies 1 ·
Solve Capacitance Problem: Voltage, Charge & Dielectric Effects
- Xyius
- · Replies 7 ·
Arguing work is an inexact differential
- Sekonda
- · Replies 5 ·
Solved: Heavyside Convolution: Calculate (\theta \ast \theta)(x)
- Sigurdsson
- · Replies 5 ·
How Does the Third Law of Thermodynamics Apply in Calculating Molar Entropy?
- WarDieS
- · Replies 1 ·
Charged Particle Oscillating in External Constant Electric Field
- scarletx09
- · Replies 7 ·
Virial temperatures - why does this equality hold?
- gomboc
- · Replies 1 ·
Electric Field of a Spherical Shell Cut in Half
- Airsteve0
- · Replies 8 ·