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 Temporal Average of Sin^2 Function
- fluidistic
- · Replies 3 ·
Quantum Mechanics, Angular Momentum Measurement Problem
- Dav0s
- · Replies 6 ·
How many slices of pizza must you eat to walk for 1.5 hr at a speed of 5.0 km/hr
- marfair
- · Replies 3 ·
Wave Equation Spherical Perturbations
- fluidistic
- · Replies 1 ·
Reynolds Number Extended Essay Ideas?
- Rayoubi
- · Replies 1 ·
N-D spring-mass damper total energy
- ashapi
- · Replies 1 ·
Expectation value of spin operators.
- hhhmortal
- · Replies 12 ·
Optics: Electric fields, beams, irradiance
- blorpinbloo
- · Replies 1 ·
Solve Wave Equation Problem: f(\alpha x + \beta y + \gamma z \mp vt)
- fluidistic
- · Replies 7 ·
Quantum physics, particle in a circle
- knut-o
- · Replies 6 ·
Understanding Phase Shift Upon Reflection: A Closer Look at Fresnel's Equations
- dimensionless
- · Replies 2 ·
Relationship between Debye Temperature and Speed of Sound in Metals
- Hemmer
- · Replies 2 ·
Uniformly accelerated train problem
- jlopez
- · Replies 1 ·
Wavefunctions for Indistinguishable and Distinguishable particles -
- captainjack2000
- · Replies 2 ·
Relativistic energy and momentum in particle collisions
- swe91
- · Replies 2 ·
Are These Feynman Diagrams Correct for Particle Interactions?
- Lissajoux
- · Replies 2 ·
Solve Ground State Energy Level of Proton in Al Nucleus - 100MeV, 5fm
- Slayer537
- · Replies 3 ·
What Happens to Average Power in an RLC Circuit at Resonance?
- 8614smith
- · Replies 1 ·
Free-body diagrams for constrained rigid multibody dynamics
- Bastian1978
- · Replies 2 ·
Help with electrical resistivity equation
- niqolas619
- · Replies 1 ·
What is the Radius of Fermi Sphere for a 2D metal?
- misterpickle
- · Replies 1 ·
Simple ising model: Magnetic susceptibility derivation
- randomwalk
- · Replies 1 ·
Earth-Sun System as Giant Hydrogen Atom: Bohr Atom Problem
- ljh298
- · Replies 1 ·
Question regarding GR and the cylinder condition
- benbenny
- · Replies 2 ·
Electron-Positron Collision Calculations
- Lissajoux
- · Replies 16 ·
Can the Orbital Angular Momentum Quantum Number Only Be Integer Values?
- king vitamin
- · Replies 9 ·
Pertubation Theory - 3D harmonic oscillator
- landpt
- · Replies 3 ·
How Does Solar Panel Temperature Change During an Eclipse?
- lgaston99
- · Replies 6 ·
Measuring Spin - wave function collapse
- benbenny
- · Replies 4 ·
1-D heat equation-boundary conditions
- dado1307
- · Replies 1 ·
Speed of a moving observer toward stationary source (sound frequency)
- rechitzy
- · Replies 7 ·
Beer related physics, for a undergraduate project
- millatime19
- · Replies 1 ·
Solving Delta Potential Barrier Problem with Schrodinger Equation
- Petar Mali
- · Replies 3 ·
Solving Simple Harmonic Motion Homework
- kandyfloss
- · Replies 1 ·
Fraction of Hydrogen Atoms in First Excited State
- burg25
- · Replies 5 ·
Calculating Energy, Angular Momentum & Period for Binary Stars in ZMF
- bon
- · Replies 1 ·
Curious Mathematica Result, Evaluating Bell Ineqality
- daverace
- · Replies 3 ·
How to Tackle Quantum Mechanics Integrals for Modern Physics Exam?
- Shackleford
- · Replies 17 ·
Determining Ground State of an Atom: Pauli, Hunds, Coloumb's Rules
- ghostbuster25
- · Replies 4 ·
Calculating Black Hole Mass Limit for Gravitational Acceleration Change
- omegas
- · Replies 3 ·
Magnetic field of a dipole (Griffiths 5.33)
- Vapor88
- · Replies 5 ·
What is the Q-value of the Deuterium (d,p) Reaction?
- dirtyhippy
- · Replies 2 ·
Volume Effect of the Proton in Hydrogen Atom
- gispiamp
- · Replies 6 ·
A Question On Electron Microscopy (TEM)
- kranav
- · Replies 1 ·
Regarding current sensitivity of galvanometer
- logearav
- · Replies 1 ·
Derive Stefan-Boltzmann Law from Planck Distribution for blackbody radiation
- omegas
- · Replies 2 ·
What would be my boundary conditions? Heat Equation
- punkstart
- · Replies 1 ·
Given magnetic field, particle charge, and force (vector) Calculate velocity?
- Goomba
- · Replies 7 ·
Minimum Uncertainty in Measuring Velocity of a Particle in X-direction.
- omegas
- · Replies 4 ·
Energy, magnitude of E & B, pressure from a laser
- darkfall13
- · Replies 2 ·
Filament lamp I/V characteristics lab problem.
- karydopita
- · Replies 1 ·
Acoustics: Sound Level Calculations
- badcamel
- · Replies 3 ·
Heat Conduction in Engineering: Explaining the Physics
- dado1307
- · Replies 6 ·
General relativity question - geodesics.
- ghetom
- · Replies 6 ·
Orbits of Particle Around a Black Hole using Effective Potential
- omegas
- · Replies 1 ·
Perturbation Theory/Harmonic Oscillator
- Void123
- · Replies 5 ·
Wave funtion and normalisation constant
- rayman123
- · Replies 1 ·
How to Solve Atwood's Problem with a Massive Pulley?
- ernay
- · Replies 3 ·
Lorentzian lineshape, uncertainty principle and AlGaAs conduction band offset
- daffoddill
- · Replies 3 ·
Solving Spin 1/2 Interactions with Hilbert Space Dimensions and J$^2$
- marlow6623
- · Replies 1 ·
How Does Temperature Affect Stress Distribution in Bonded Metals?
- curllight
- · Replies 1 ·
Mechanics question - circular motion
- tjackson3
- · Replies 6 ·
Diffraction: grating and sodium lamp spectrum
- Breedlove
- · Replies 1 ·
Problem 4, Landau/Lifshitz, page 12
- fluidistic
- · Replies 3 ·
How to Design a J-K Flip Flop Using VHDL?
- hajer jamal
- · Replies 2 ·
Simple Harmonic motion with a compound mass spring system
- striker300
- · Replies 2 ·
How Deep Should Water Be in a Spent Fuel Pool to Safely Shield Radiation?
- atomicpedals
- · Replies 3 ·
Equation of trajetory+conserved quantities of a motion over a sphere
- fluidistic
- · Replies 6 ·
Four-Vectors: Definition Issues & Exam Prep
- Bigfoots mum
- · Replies 2 ·
Can e^{+}e^{-}\rightarrow\mu^{+}\mu^{-} Happen?
- HairyFish
- · Replies 6 ·
Need Formula: 2D Relativistic (hopefully) Collisions with COR (e)
- Sunmaz
- · Replies 7 ·
What is the force of friction on a cone rotating on a table without sliding?
- Lara Croft
- · Replies 8 ·
Angular momentum: Sphere and 2 points
- atarr3
- · Replies 17 ·
Neutrino Annihilation: Validity of Interaction and Lepton Number Conservation
- jazznaz
- · Replies 6 ·
Fish Bowl Optics: Find Power, Focus Length & Magnification
- kpl
- · Replies 1 ·
Normalization of Hydrogen wavefunction
- rini
- · Replies 2 ·
Writing the Faraday tensor for a particle in an E field
- peterjaybee
- · Replies 2 ·
How is Angular Momentum Calculated in the Bohr Model Using Polar Coordinates?
- dirtyhippy
- · Replies 11 ·
Another Photoelectric effect problem
- creativepinky
- · Replies 2 ·
Projectile motion with air resistance proportional to velocity
- dykkms
- · Replies 3 ·
Movement of an object inside a bowl
- Walker2
- · Replies 2 ·
What is the Potential Inside a Homogeneous Resistor?
- likephysics
- · Replies 2 ·
FermiDeriving Fermi Energy from the Total Energy of a Fermi Sphere
- cragar
- · Replies 2 ·
Solving Euler-Lagrange Equation for Conservative Field Motion
- fluidistic
- · Replies 14 ·
Deflection of light around a neutron star
- quasar_4
- · Replies 1 ·
Optical System: Two Identical Lenses w/2fo Focal Length
- zheng89120
- · Replies 1 ·
Magnetic flux of rectangular loop w/ wire
- Vapor88
- · Replies 1 ·
Solve Double Potential Well: Write Equations & Find Wavenumbers
- MobiusPrime
- · Replies 4 ·
Finding the Gravitational Acceleration of a sphere with two cavities.
- striker300
- · Replies 6 ·
Heat Equation for No Heat Loss at x=a
- punkstart
- · Replies 1 ·
What Was the Activity of Am-241 on June 16, 2004?
- Lissajoux
- · Replies 18 ·
What Is the Volume Flow Rate of a Water Jet Impacting a Scale?
- gikwiye
- · Replies 1 ·
Energy from Removal of Proton/Neutron
- Lissajoux
- · Replies 17 ·
How Fast Can a Carousel Spin Safely for Toddlers?
- Alcape
- · Replies 5 ·
Max Speed for 10 m Radius Spinning Drum Ride
- Alcape
- · Replies 6 ·
How Do You Derive the Schrödinger Equation from Classical Expressions?
- PhysicalProof
- · Replies 2 ·
Calculating the mass of consumed Uranium 235
- speedrsr
- · Replies 1 ·
How to Find Angles in Equilibrium Equations?
- ozgurakkas
- · Replies 2 ·
Nuclear Fission - Calculations of Energy
- Lissajoux
- · Replies 1 ·
What Is the Transmission Probability Through a Potential Barrier?
- NavalChicken
- · Replies 5 ·