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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What are the tension forces and angles in this stationary equilibrium setup?
- PremedBeauty
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Converted Cartesian coordinates to polar coordinates
- touqra
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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 ·
Help Solve QFT Questions from Jean Zinn Justin P.22
- 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 ·
Help Needed: Effect of Fuel Burn Increase on 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
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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 ·
Was the Particle's Acceleration Ever 4 During Its Journey?
- 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 ·
Interference fringes with reflected light
- kankerfist
- · Replies 4 ·
How Do Mass Attachments Affect Wave Reflection and Transmission on a String?
- piano.lisa
- · Replies 3 ·
Solve Differential Equation: \ddot{\theta} = c \cos{\theta}
- Logarythmic
- · Replies 7 ·
Plane Wave Propogation (help understanding steps in book)
- FrogPad
- · Replies 2 ·
Average Internal Energy of 2 Paramagnets
- Poop-Loops
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De Broglie wavelength for (near) stationary objects.
- Whazupp
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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
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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 ·
Rotation Problem, I'm confused on this one
- PremedBeauty
- · Replies 4 ·
Solenoid Equation Help: Finding Current with Electron 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: Finding Acceleration & Tension Magnitudes
- 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
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Translational and rotational motion
- Tonyt88
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Is it possible for two bosons to occupy the same quantum state explain?
- somebody-nobody
- · Replies 3 ·
Acceleration of Cylinder Rolling Horizontally: Analyzing Forces
- Tonyt88
- · Replies 2 ·
Electron Microscope Homework: Resolving Power of Atom
- DeadxBunny
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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 ·
Atomic Hydrogen: Solving Homework on Thanksgiving - Help Needed
- 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
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Legendre polynomials proof question.Help
- aligator123
- · Replies 31 ·
Parametric Equation (u,v,θ): Explained
- Logarythmic
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Potential of Point Mass: Is V = -k/r + mgz?
- Logarythmic
- · Replies 3 ·
Uniform plane wave (help with a short walkthrough for a worked problem)
- FrogPad
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Quantum Physics - Calculating Commutators
- Bmmarsh
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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
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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
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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
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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 & Distance of Sliding Bar on Rails - Get Help
- Sir_Pogo
- · Replies 5 ·
Radial Probability: Finding Max Distance From Proton for 2s State Electron
- b2386
- · Replies 3 ·
QM having difficulty on proofs of operators
- kel
- · Replies 4 ·
Collision question regarding mass loss
- student85
- · Replies 3 ·
Solve HW Question: Find Maximum Distance Frame Moves Down from Initial Position
- lala56
- · Replies 7 ·
Solving for Aphelion of a Comet: What am I Doing Wrong?
- Logarythmic
- · Replies 1 ·