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
What is the Initial Speed of a Rock Kicked off a Cliff into Water?
- reynoldsb
- · Replies 1 ·
Newton's Law of Gravitation (again)
- Benzoate
- · Replies 3 ·
How Do You Prove the Adjoint of a Product of Operators?
- mhazelm
- · Replies 3 ·
What Is the Discriminant in the Schwarz Inequality Proof?
- Old Guy
- · Replies 3 ·
Coulomb force on a line charge
- Kudaros
- · Replies 2 ·
Spontaneous Random Neutron Generation in a Spher
- Enjolras1789
- · Replies 4 ·
Can a Laser Beam Move Faster Than Light Across the Moon's Surface?
- briteliner
- · Replies 5 ·
Forces exerted by two rods with uniform mass.
- Benzoate
- · Replies 5 ·
Calculating Frame Speed with Relativity and Rocket Events
- tony873004
- · Replies 9 ·
Electric field of charge distributions
- demonhunter19
- · Replies 3 ·
Gravitional force of a particle inside a sphere;
- Benzoate
- · Replies 4 ·
What is the effect of a complex potential energy on particle absorption?
- Felicity
- · Replies 2 ·
Number of photons that provide given energy
- emma3001
- · Replies 1 ·
Is the normal force constant when lowering a bowling ball on a scale?
- ritwik06
- · Replies 6 ·
Lagrange multipliers rotating masses connected by spring
- kanne
- · Replies 1 ·
What is the KE before and after collision?
- lish
- · Replies 1 ·
Eigenfunction and Eigenvalue of momentum operator
- icejipo
- · Replies 1 ·
Does the pressure at the bottom of the beaker change when the water is heated?
- twiztdlogik
- · Replies 1 ·
Dymanics motion/energy/power, any help would be great
- cheff3r
- · Replies 4 ·
Electric Fields involving Disks
- demonhunter19
- · Replies 10 ·
Where on the x-axis are sound intensities equal between two sources?
- xjessica
- · Replies 1 ·
How to Calculate psi(x) from A(k) in Quantum Physics Homework?
- Felicity
- · Replies 2 ·
Solving Inductance Problem: Flux, Capacitance & Voltage
- fredrick08
- · Replies 2 ·
Curvature forumula of a planar trajectory
- Rhawk187
- · Replies 1 ·
Mixture Composition: PV=nRT Problem,1 atm. 0.4 atm.
- Riles246
- · Replies 1 ·
Help with Integral: Solve for Power Difference
- phyguy321
- · Replies 1 ·
AP Physics 2-D Motion cramming and could use much much help please
- Drewser
- · Replies 1 ·
Baseball projectile motion: finding height, flight time, and range
- bmiller13
- · Replies 3 ·
Tangential and radial acceleration of particle
- DG1102
- · Replies 1 ·
What is the Total Resistance of an Infinite Network of Resistors?
- jwes
- · Replies 1 ·
Solving Question #15: Get the Answer and Sketch!
- jwxie
- · Replies 7 ·
What is the maximum reaction time to avoid hitting the deer?
- nfxgosu
- · Replies 1 ·
Finding the amplitude and phase of two sinusoidal motions
- shlomo127
- · Replies 1 ·
How many moles of air escaped in container?-Need Help
- curiousM
- · Replies 2 ·
Evaluating Commutator [x, p^2]: Need Help!
- syang9
- · Replies 1 ·
Tensors: raising and lowering indices
- Irid
- · Replies 11 ·
How Do You Calculate Euler Angles Between Two Versors?
- larry77
- · Replies 1 ·
Solving Mechanics Problem: Jumping Ring When Mass Exceeds 1.5 Times
- chingcx
- · Replies 1 ·
Solving Relativistic Timing for UN Flag Saluting on Jupiter
- jianxu
- · Replies 5 ·
Compton Scattering: .1 MeV Photon & Recoil Energies
- phyguy321
- · Replies 1 ·
I evaluating this vector product identity
- sunnyslumber
- · Replies 1 ·
Calculating Minimum Deceleration and Meeting Heights in Kinematics
- ~SPaRtaN~
- · Replies 3 ·
Dielectric Sphere in Field of a Point Charge
- Apteronotus
- · Replies 1 ·
What is the relationship between H, psi, and E in Quantum Mechanics?
- xanmas
- · Replies 1 ·
What is the relationship between the Faraday Effect and polarization in light?
- JasonGodbout
- · Replies 2 ·
Lagrangian mechanics: a spring and a bar
- atwood
- · Replies 3 ·
How to Calculate the Moment of Inertia of a Pyramid Along the Z Axis?
- physicsnoob93
- · Replies 1 ·
Band Theory of Solids, Kittel CH 7
- KaiserSose`
- · Replies 1 ·
Solving Lorentz Transformation Problems: Prove & Calculate Angle
- tamanna_rc
- · Replies 2 ·
How Do You Calculate Total Angular Momentum for Electron Configurations?
- learning_phys
- · Replies 6 ·
How Do Particle Energies Transform in Different Reference Frames?
- BJAY
- · Replies 3 ·
Is Newton's Second Law Valid in an Accelerating Reference Frame?
- briteliner
- · Replies 1 ·
How Do Wind Velocity and Direction Affect Aircraft Travel Time and Direction?
- Benzoate
- · Replies 15 ·
How High Does the Stone Reach Above Point B?
- ~SPaRtaN~
- · Replies 2 ·
Two Relativistic Rockets Pass eachother
- brett812718
- · Replies 9 ·
Understanding Tangent Vectors in GR Notation
- Irid
- · Replies 3 ·
Taylor series expansion of tangent
- kreil
- · Replies 4 ·
Three Digital Clocks at Different Speeds
- d-rock
- · Replies 3 ·
Gauss' Law: Net Electric Field of Two Spheres
- UWGGEOL
- · Replies 3 ·
How Does a Magnetic Field Affect Eigenfrequencies in a Harmonic Oscillator?
- qspeechc
- · Replies 3 ·
How Do You Derive the Lagrangian from a Given Hamiltonian?
- malawi_glenn
- · Replies 3 ·
Help about length contraction and spacewarps
- philadelphia
- · Replies 2 ·
Pendulum problem concerning the spring constant
- Benzoate
- · Replies 2 ·
Potential between 2 concentric spheres
- koopatroopa
- · Replies 4 ·
When Does Rocket A Receive Rocket B's Signal?
- jianxu
- · Replies 8 ·
How does Wu-Ki Tung use Euler angles to get these results in group theory?
- Phymath
- · Replies 1 ·
Hydrodynamic drag force density velocity
- cheff3r
- · Replies 1 ·
Incline Plane Problem: Determining Velocity of a Mass at Height h1
- Benzoate
- · Replies 3 ·
Center mass/angular velocity vector
- iknowu99
- · Replies 2 ·
What Is the Relative Speed of Two Bodies Moving Towards Each Other at C/2?
- M_Saeed
- · Replies 2 ·
How Long to Reach 90% Terminal Velocity for a Ping Pong Ball?
- pimpalicous
- · Replies 2 ·
Compton Scattering Problem
- Prologue
- · Replies 2 ·
Displacement from Dallas to Chicago
- physics=death
- · Replies 2 ·
Law of cosines being an immediate consequence of
- SciSteve
- · Replies 5 ·
Finding the Density Matrix of a 4x4 System at Thermal Equilibrium
- yukawa
- · Replies 6 ·
Discovering the Failures of Classical Physics: A Quantum Experiment Analysis
- isudipta
- · Replies 1 ·
How Does the Step Function Relate to the Derivative of the Dirac Delta Function?
- CasualDays
- · Replies 2 ·
Vector components in the 3 dimensions
- clickcaptain
- · Replies 4 ·
How Many Real Variables Are Needed to Construct a 2x2 Unitary Matrix?
- gc2004
- · Replies 2 ·
Point Charges in a Square: Could the Force on Each Be Zero?
- DietRichCola
- · Replies 10 ·
What am I doing wrong with finding the complex amplitude?
- skywo1f
- · Replies 1 ·
How to Find the Transformation Matrix for a 120-Degree Rotation About (1,1,1)?
- PrinceOfDarkness
- · Replies 2 ·
Calculating Slide Distance from Projector Lens & Image Dimensions on Screen
- rubykap
- · Replies 3 ·
Electricity and charge question, equilibrium, help
- briteliner
- · Replies 4 ·
Acceleration of an Object in g Units
- physics newb
- · Replies 6 ·
How to Calculate the Kinetic Energy of He Nuclei in a Proton-Lithium Reaction?
- EngageEngage
- · Replies 7 ·
Problem concernng Newton's Law of Gravitation
- Benzoate
- · Replies 5 ·
Can you find the equivalent resistance in this circuit?
- kelsow
- · Replies 2 ·
When and Where is the Signal Received on a Relativistic Train?
- jianxu
- · Replies 9 ·
Vector Analysis ifferential Calculus
- Benzoate
- · Replies 6 ·
Solve Eigenvalue Problem for Displacement Operator D
- quasar_4
- · Replies 1 ·
Solve Thermodynamics Problem: Find Mass of Gas Leaving Open Container
- lajirai
- · Replies 3 ·
Electrostatics Problem: Find E Field and R
- zimo
- · Replies 1 ·
How Do You Calculate the Speed of a Bullet in a Pendulum Collision Problem?
- ritwik06
- · Replies 3 ·
Linear momentum translational problem
- Benzoate
- · Replies 4 ·
What is the 4-momentum of a particle with given rest mass and speed?
- Newtons Balls
- · Replies 25 ·
Why Use Absolute Value for Squaring in Wave Function Normalization?
- Niles
- · Replies 5 ·
Center of mass prob. with sigma notation, vectors
- gn0m0n
- · Replies 1 ·
Lagrangian Mechanics - Pulley System
- Newtons Balls
- · Replies 1 ·
Bannana Monkey System Homework: Explaining Movement of Centre of Mass
- ritwik06
- · Replies 15 ·