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
Ferris Wheel & Ice Cream (circular and projectile motion?)
- flavoric3
- · Replies 1 ·
What is the equation for the impedance of an inductor in a Wheatstone bridge?
- Bertrodriguez
- · Replies 1 ·
Dipole moment of non-conducting spherical shell
- jackxxny
- · Replies 1 ·
Is this the correct representation of a physical quadrapole?
- jmtome2
- · Replies 17 ·
Special Relativity - Light wave crest
- 2x2lcallingcq
- · Replies 7 ·
Calculating the Potential of a Uniform Line Charge
- noblegas
- · Replies 6 ·
Photon Energies of Hydrogen in the n=6 State
- Jadehaan
- · Replies 5 ·
Radiation Dose Rate Calculations for a 1 cm Square
- pone
- · Replies 3 ·
Impulsive delta v hyperbolic and elliptical orbit
- orbitsnerd
- · Replies 3 ·
How to Show \widehat{A}\Psi(x) = \Psi(x + b)?
- Void123
- · Replies 7 ·
Should homework help require students to show their work first?
- mv8447
- · Replies 1 ·
How to Determine Constants in Electromagnetic Wave Equations?
- ettojar
- · Replies 1 ·
Perturbation Theory: Square Well & Energy Levels
- latentcorpse
- · Replies 1 ·
Rock dropped from 6-story building: find velocity using energy conservation
- xbebegirlx
- · Replies 2 ·
What Are the Frequencies of Photons Emitted from a Decaying Neutral Pion?
- snc1318
- · Replies 1 ·
What is the Radial Probability Density for a Hydrogen Atom in the Ground State?
- w3390
- · Replies 4 ·
Calculate the electrostatic energy of a homogeneously charged sphere
- Quelsita
- · Replies 1 ·
Average velocity given acceleration and time?
- dark-ryder341
- · Replies 4 ·
Solve Integral Homework: Show Norm of h_k is √2^nn!√π
- Bill Foster
- · Replies 26 ·
Wavelength limits of the Lyman and Paschen series of Hydrogen
- Jadehaan
- · Replies 2 ·
How do I correctly evaluate <x^2> for a particle in a one-dimensional box?
- w3390
- · Replies 1 ·
Joule Heating & Resistor Temp Increase
- charahim94
- · Replies 7 ·
An approximate solution to the Van der Pauw equation
- smithg86
- · Replies 4 ·
Lagrange equations of motion for hoop rolling down moving ramp.
- Strukus
- · Replies 6 ·
Deriving an Thermodynamic Equation of State
- Duy028
- · Replies 2 ·
Calculating Stopping Distance: Train vs. Cat on Track at 18m/s
- xbebegirlx
- · Replies 6 ·
Diffusion problem with concentration
- tigger88
- · Replies 5 ·
Electric Potential with a hollow insulated sphere
- Brian-san
- · Replies 19 ·
Find dispersion relation using periodicity
- Shafikae
- · Replies 3 ·
Proof that Heat Capacity is independent of Pressure for a new Equation of State
- Thyferra2680
- · Replies 4 ·
Mass on a string struck by an impulsive force
- nothingislost
- · Replies 5 ·
Calculating binding energies of ground state electrons
- beecher
- · Replies 3 ·
How Do You Formulate the Lagrange Function for a Triatomic Molecule Model?
- Shafikae
- · Replies 2 ·
Calculating Electric Field of Spherical Conductor
- jackxxny
- · Replies 7 ·
Electrostatic energy of a dielectric sphere
- libelec
- · Replies 4 ·
Minimum velocity for GEO orbit transfer
- orbitsnerd
- · Replies 2 ·
How Do You Solve a Potential in One Dimension Problem?
- Shafikae
- · Replies 1 ·
Identifying the 1093nm Line in Hydrogen Spectra
- hemetite
- · Replies 1 ·
Carnot Engine Problem: Answers to Heat, Entropy & Thermal Efficiency
- tresehulyo
- · Replies 1 ·
Optic question about a positive-meniscus lens
- mrquanta
- · Replies 1 ·
Taking legendre polynomials outside the integral in a multipole expansion
- mjordan2nd
- · Replies 4 ·
Method of images for two charges and two planes
- wakko101
- · Replies 1 ·
Finding the Equation for a Harmonic Wave at t=0
- Gogsey
- · Replies 1 ·
What is the Ground-State Energy of 24 Noninteracting Fermions in a 1D Box?
- w3390
- · Replies 2 ·
How Deep Must Snow Be to Safely Stop a Falling Paratrooper?
- patelkey
- · Replies 1 ·
What are the quantum numbers for the three lowest degenerate energy states?
- w3390
- · Replies 4 ·
Solved: Solving Ball Kicked from Top of Hemisphere Problem
- phillipsc
- · Replies 4 ·
Is Angular Momentum Conserved in a Vertical Plane with Additional Force?
- pandagoat
- · Replies 3 ·
Probability that Measurement of Spinor Yields Spin-Down State
- gatztopher
- · Replies 1 ·
Error Estimation for Refractive Index of Dielectric Material
- Mechdude
- · Replies 1 ·
Find Group Velocity in Glass: Optics Problems
- Gogsey
- · Replies 1 ·
Finding the Boundary Conditions of a Potential Well
- jmtome2
- · Replies 6 ·
Cylindrical potential problem using Bessel functions
- Pengwuino
- · Replies 2 ·
How Do Peskin and Schroeder Derive the Integral in Equation (2.52)?
- sizzleiah
- · Replies 4 ·
Torque exerted by a car on an incline around the rear wheels
- minikk
- · Replies 1 ·
Traveling and Standing Waves in Quantum Mechanics
- ourio
- · Replies 8 ·
Formula for impact velocity at an angle
- laurmaso
- · Replies 1 ·
Calculating Distance and Innerproduct in 4-D Minkowski Vector Space
- Maepez
- · Replies 2 ·
Conductor/Image Charge, Volume Charge Distribution
- tyj8ti
- · Replies 1 ·
Force of Ladies Push: Calculating Fpush & Normal Force on a Box
- colleenann
- · Replies 1 ·
A question about infinite square well
- Zong xiaobo
- · Replies 1 ·
Coriolis effect, a girl on holding a ball on a carousel
- nothingislost
- · Replies 7 ·
Finding Displacements for forced oscillations
- Jacobpm64
- · Replies 3 ·
Proving that two variables are canonical
- quasar_4
- · Replies 1 ·
Solving the 1-D Potential Barrier Problem - Rajasekhar
- rajasekhar_09
- · Replies 1 ·
Solving for Acceleration in a Moving Railroad Car: Newton's Law Explained
- stanton
- · Replies 2 ·
Problem from Fermi's Thermodynamics
- Chasing_Time
- · Replies 2 ·
Are These Valid Galilean Transformations in a 1D System?
- gijoe
- · Replies 1 ·
What Is the Damping Constant for Critical Damping in a Freight Car's Motion?
- flame_m13
- · Replies 5 ·
Really quick question about finding specific volume in thermodynamics
- rock.freak667
- · Replies 2 ·
What is the ratio of energy to barrier height for a 0.43 reflection coefficient?
- w3390
- · Replies 6 ·
Radiation Safety UML: Neutron Capture Exposure Rate at 1 Meter
- MattC1606
- · Replies 12 ·
Commutation Relations and Ehrenfest
- keniwas
- · Replies 2 ·
Where does the \phi come from in the Lippmann-Schwinger equation?
- Unkraut
- · Replies 1 ·
How to Design a Charge Distribution for E Proportional to r^2?
- SirPencil
- · Replies 1 ·
Calculate Dipole Moment of Spherical Shell w/ Surface Charge Density
- jmtome2
- · Replies 23 ·
Eigenvalues/functions of a mixed potential
- jdwood983
- · Replies 4 ·
Classical Dynamics: Given v(x), find F(x), x(t), and F(t).
- BlueFalcon
- · Replies 4 ·
When to use internal energy vs enthalpy in thermodynamics calculations?
- Yellow Fang
- · Replies 1 ·
Calculating Christoffel Symbols from Metric Tensor
- Qyzren
- · Replies 4 ·
Question from Haar's Problems in QM.
- MathematicalPhysicist
- · Replies 1 ·
Transform vector to Cylindrical Coordinates
- ph351
- · Replies 1 ·
Wave function of a simple harmonic oscillator
- noblegas
- · Replies 2 ·
What is the antigradient of the given E-field?
- Yitzach
- · Replies 3 ·
Electric Field inside a solid of uniform charge density
- Sistine
- · Replies 2 ·
Cube and Sphere Period Comparison with Same Wire and Restoring Force Constant?
- kevinf
- · Replies 2 ·
Two particles in a potential (wave equation and harmonic oscillators)
- Psycopathak
- · Replies 1 ·
What is the Capacitance per Unit Length of Two Parallel Wires?
- Brian-san
- · Replies 5 ·
Desperate: Residual activity of daughter in decay
- tramar
- · Replies 1 ·
What is the charge on the capacitor when I = 2 mA?
- christianerik
- · Replies 3 ·
Finding wind force on a boat changing direction and speed
- bellawella
- · Replies 3 ·
Point charge inside Dielectric Sphere embedded in Dielectric Slab
- OsCiLL8
- · Replies 4 ·
Introductory Particle Physics - Form factor, charge distribution?
- jeebs
- · Replies 1 ·
How Does Ehrenfest Theorem Apply to Particle Position in Quantum Mechanics?
- noblegas
- · Replies 5 ·
Lagrangian: Does it Depend on the Zero of Potential?
- atavistic
- · Replies 1 ·
Electric potential for an infinite plane charge distribution
- p3rry
- · Replies 3 ·
Thermal Equilibrium H2O(l) & H2O (s)
- phyzicz
- · Replies 1 ·
Second derivative=0; stable/unstable equilibrium?
- saraaaahhhhhh
- · Replies 2 ·
Mass of a planet given wavelength of an orbiting craft?
- burnout_128
- · Replies 3 ·
How to Calculate Temperature Distribution in a Composite Cylinder?
- Tezzador
- · Replies 1 ·