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
Achromatic combinations of lenses with same material
- Amith2006
- · Replies 10 ·
What is the equation of motion for a Nonlinear Vertical Spring at equilibrium?
- Raging Dragon
- · Replies 5 ·
How Does Momentum and Kinetic Energy Change in a Series of Elastic Collisions?
- PremedBeauty
- · Replies 7 ·
Brightness of bulb with inductor and capacitor in AC circuit
- mb85
- · Replies 4 ·
What are the tension forces and angles in this stationary equilibrium setup?
- PremedBeauty
- · Replies 1 ·
Converted Cartesian coordinates to polar coordinates
- touqra
- · Replies 2 ·
Van der waal gas in isothermal free expansion
- mewmew
- · Replies 1 ·
How Does Altitude Affect the Frequency of a 1GHz Signal from a Satellite?
- kingyof2thejring
- · Replies 1 ·
Differential operator calculus problems from Zinn-Justin QFT
- alfredblase
- · Replies 10 ·
Escape Velocity from a Black Hole's Gravity
- kingyof2thejring
- · Replies 2 ·
Calibrate Magnet 0.5T to -0.5T: Hysteris Loop?
- Max Eilerson
- · Replies 1 ·
How does increased fuel burn affect an engine's PV diagram?
- Cian1987
- · Replies 1 ·
Solid state(donors and acceptors)
- fabsuk
- · Replies 3 ·
What Is the Eccentricity of an Orbit Given Vmin and Vmax?
- HHveluj
- · Replies 1 ·
Continuous spectrum and weak solution of eigenvalue equation
- poliopeti
- · Replies 6 ·
How can the total horizontal force on a rolling ball be shown to be zero?
- Logarythmic
- · Replies 5 ·
Prove a particle's acceleration reached at least 4
- singedang2
- · Replies 7 ·
What are the conditions for stable equilibrium of a cube on top of a hemisphere?
- robb_
- · Replies 8 ·
Form factor - spherically symmetric
- Max Eilerson
- · Replies 8 ·
How Do Boundary Conditions Affect Solutions in a Half-Infinite Square Well?
- hootna
- · Replies 2 ·
Rolling Ball Mechanics: Proving Zero Horizontal Force Constraint
- Logarythmic
- · Replies 4 ·
Poisson's Ratio and Ultrasonic Velocity for Isotropic Material
- dsanyal
- · Replies 5 ·
Can I Use Circular Loop Formula for Magnetic Field of a Square Loop?
- KoGs
- · Replies 18 ·
What is the speed of a bullet fired into a block on a spring?
- candyq27
- · Replies 25 ·
How Do You Compute Ground-State Energy Using First-Order Perturbation Theory?
- rovert
- · Replies 8 ·
Continuous String; Initial Conditions; Normal Modes
- piano.lisa
- · Replies 9 ·
What is the stretch of the spring holding a wedged board?
- candyq27
- · Replies 2 ·
Fringe spacing from point source reflected by mirror
- kankerfist
- · Replies 4 ·
Finding transmission wave form when mass is attached to string
- piano.lisa
- · Replies 3 ·
How do I solve the differential equation θ̈ = c cos θ?
- Logarythmic
- · Replies 7 ·
Why does plane wave H field vanish at t=3ms with y=±30n-7.5?
- FrogPad
- · Replies 2 ·
Average Internal Energy of 2 Paramagnets
- Poop-Loops
- · Replies 1 ·
De Broglie wavelength for (near) stationary objects.
- Whazupp
- · Replies 2 ·
Wave Equation / Damping / Phase Velocity
- piano.lisa
- · Replies 15 ·
How Does the Quantum State Count Relate to the Box Size in Reif's Section 9.9?
- quasar987
- · Replies 10 ·
Light: interference - two slit
- sightempest
- · Replies 2 ·
Please help; calculation phase space -> how do I use the Delta functions?
- marlon1
- · Replies 1 ·
What is the Orbital Period of an Asteroid with a Temperature of 200 K?
- rodrigues
- · Replies 1 ·
How Do Forces Act on Spheres in a Rectangular Container at a 45 Degree Angle?
- PremedBeauty
- · Replies 4 ·
How can a field exert a force on soemthing magentic
- QuantumCrash
- · Replies 14 ·
Classical Mechanics: Canonical transformation problem
- genius2687
- · Replies 2 ·
Where Can I Find Resources for My Photonics Band Gaps Final Project?
- esradw
- · Replies 1 ·
All spun out by the precession of tops
- rubble
- · Replies 3 ·
How Do You Prove the Angular Velocity in Rigid Body Motion?
- ohsoconfused
- · Replies 1 ·
Harmonic Vibration-Is any data missing here
- jrm2002
- · Replies 1 ·
Work to change rotation rate of 0.0100kg particle on 6cm rod
- PremedBeauty
- · Replies 4 ·
Finding solenoid current from electron's circular motion
- KoGs
- · Replies 1 ·
Why Are Hydrogen Atom Spectra Limited to Energy Eigenstate Transitions?
- loom91
- · Replies 11 ·
How Do Back and Forth Movements Connect to Going Around in Oscillators?
- PremedBeauty
- · Replies 6 ·
How to Write a Canonical Ensemble for a System Using the Einstein Model
- romeo6
- · Replies 3 ·
Thermodynamics Boltzmann Statistics
- ultimateguy
- · Replies 3 ·
Deriving the Dirac Delta Function Equation in Field Theory
- touqra
- · Replies 6 ·
Atwood's machine with wheel inertia and string tension
- Tonyt88
- · Replies 1 ·
How Is the Moment of Inertia Tensor Calculated for a Cuboid?
- Logarythmic
- · Replies 2 ·
Hall Effect Experiment on Silver Using Leybold Apparatus
- Max Eilerson
- · Replies 1 ·
Translational and rotational motion
- Tonyt88
- · Replies 1 ·
Is it possible for two bosons to occupy the same quantum state explain?
- somebody-nobody
- · Replies 3 ·
Why is a rolling cylinder's angular acceleration −2μg/R not μg/R?
- Tonyt88
- · Replies 2 ·
Minimum electron energy to resolve 10 pm features
- DeadxBunny
- · Replies 1 ·
Constructive interference of monochromatic light
- adrian116
- · Replies 4 ·
Lagrangian motion (force on a plate)
- ponjavic
- · Replies 1 ·
How Do You Calculate Tire Rotation Frequency and Edge Speeds?
- mawalker
- · Replies 20 ·
Finding the Hamiltonian for the Be Atom without Nuclear Terms
- rovert
- · Replies 4 ·
How to Derive Energy Expressions for Bound States in a 1D Potential Well?
- Brewer
- · Replies 4 ·
Working out a Second Class Constraint in Gory detail?
- pqnelson
- · Replies 2 ·
What is the predicted de Broglie wavelength of a bullet traveling at 1060 m/s?
- DeadxBunny
- · Replies 3 ·
Maximum orbital quantum number l for hydrogen-like atoms
- MadPhys
- · Replies 3 ·
How Far Into Earth's Future Do the Planet of the Apes Astronauts Travel?
- DeadxBunny
- · Replies 6 ·
Work Needed to Increase Electron Speed
- DeadxBunny
- · Replies 3 ·
How does the brightness of a light bulb change in a potential divider circuit?
- lilhaz
- · Replies 2 ·
How to Compute Differential Scattering Cross Section in a Central Potential?
- Logarythmic
- · Replies 9 ·
Harmonic Excitation-Basic Questions
- jrm2002
- · Replies 1 ·
Analyzing 1D Motion of a Particle in a Potential
- Logarythmic
- · Replies 2 ·
Finding Turning Points of Morse Potential V(x)
- Logarythmic
- · Replies 17 ·
Did This Physics Problem on Rotational Motion Get Solved Correctly?
- candyq27
- · Replies 6 ·
What are the possible situations for a spool on an incline with no friction?
- jalpabhav
- · Replies 7 ·
Using Energy Conservation to Find Height in Pulley System
- candyq27
- · Replies 20 ·
What is the Gibbs sum for a system with two possible states and one particle?
- stunner5000pt
- · Replies 3 ·
Coloured Problem: Unpaired Electrons in Transition Metal Ions
- Ahmed Abdullah
- · Replies 3 ·
Legendre polynomial proof using Rodriguez formula
- aligator123
- · Replies 31 ·
What does the parametric equation in (u,v,θ) coordinates represent?
- Logarythmic
- · Replies 5 ·
Potential of Point Mass: Is V = -k/r + mgz?
- Logarythmic
- · Replies 3 ·
Phase constant vs amplitude in uniform plane wave problem
- FrogPad
- · Replies 3 ·
Quantum Physics - Calculating Commutators
- Bmmarsh
- · Replies 2 ·
Understanding Biot-Savart Formula for a Wire on the x-axis
- DaConfusion
- · Replies 22 ·
What do you do when time is present in Lagragian Equation?
- superpig10000
- · Replies 3 ·
Calculating the Angular Resolution of the Hubble Telescope
- kingyof2thejring
- · Replies 1 ·
How Efficient is a 100-hp Car Engine Compared to Carnot Efficiency?
- mmg0789
- · Replies 1 ·
3-Dimension Expectation Values (QM)
- moo5003
- · Replies 1 ·
What is the calculation for extinction cross-sections?
- particle
- · Replies 1 ·
Deriving Electric Field in y-direction from Line Charge of Lambda=4.5 nC/m
- swain1
- · Replies 1 ·
Does anybody know what the si symbol 'sc' stands for?
- tandoorichicken
- · Replies 3 ·
How Does Adding Sand Affect a Rotating Disk's Angular Momentum?
- candyq27
- · Replies 17 ·
Stationary states of free particle
- Mindscrape
- · Replies 1 ·
Calculating Time Dilation: QW Space Station
- kingyof2thejring
- · Replies 6 ·
Angular velocity of a pendulum of sorts
- El Hombre Invisible
- · Replies 2 ·
How Does Angular Velocity Affect Gas Concentration in a Rotating Cylinder?
- stunner5000pt
- · Replies 2 ·
Calculating EMF Induced by a Moving Wire in a Magnetic Field
- Sir_Pogo
- · Replies 3 ·
Speed and distance of conducting bar sliding on rails in magnetic field
- Sir_Pogo
- · Replies 5 ·
Radial Probability: Finding Max Distance From Proton for 2s State Electron
- b2386
- · Replies 3 ·