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
Bead on wire tilted at angle theta.
- AbigailM
- · Replies 7 ·
Statistical Mechanics of Blue and Orange Bacteria
- Cryg9
- · Replies 3 ·
Atwood machine with two holes in pulley.
- AbigailM
- · Replies 2 ·
Wess Zumino model in two dimensions
- alialice
- · Replies 1 ·
What is the maximum charge limit for an electron-positron pair creation?
- rubertoda
- · Replies 4 ·
Energy-momentum pseudotensor example problem
- Alexrey
- · Replies 6 ·
Determining the life time of a excited state.
- Elekko
- · Replies 3 ·
How Is Linear Charge Distribution a Realistic Model in Capacitor Charging?
- E_M_C
- · Replies 3 ·
Show that F transforms as an isovector.
- Jimmy Snyder
- · Replies 2 ·
Determining electric permittivity from time constant decay
- Dergyll
- · Replies 1 ·
Particle oscillating around equilibrium radius
- AbigailM
- · Replies 1 ·
Is Vacuum Energy of a Free Scalar Field Zero?
- amgo100
- · Replies 1 ·
Cart and pendulum Lagrangian question.
- AbigailM
- · Replies 2 ·
Why Can't a Particle with m^2<0 Exist in Field Theory?
- noamriemer
- · Replies 7 ·
Determine the gas if the pressure of its saturated steam is known
- beruniy
- · Replies 2 ·
X-rays diffraction in a solid, Bragg's law
- fluidistic
- · Replies 1 ·
Reciprocal lattice of bcc and fcc Bravais lattices
- fluidistic
- · Replies 4 ·
How to calculate the pressure in nuclear reactions?
- beruniy
- · Replies 6 ·
Length contraction in an inelastic collision
- AbigailM
- · Replies 9 ·
Equation of motion for coupled oscillators
- snellslaw
- · Replies 7 ·
Lagrangian, particle/magnetic need solution check
- AbigailM
- · Replies 1 ·
Lagrangian for a particle in a uniform magnetic field
- AbigailM
- · Replies 1 ·
Find the wave function of a particle bound in a semi-infinite square well
- BPMead
- · Replies 9 ·
X(t) of a diatomic molecule with given v_0
- AbigailM
- · Replies 3 ·
How Do You Calculate Rocket Exhaust Velocity and Total Acceleration at Liftoff?
- AbigailM
- · Replies 2 ·
Question on Two Decays of Rho Meson
- dingo_d
- · Replies 2 ·
Ballistic problem: reachable region
- snellslaw
- · Replies 4 ·
Finding drag and lift forces on a fishing lure with lip angle
- mizisyafie
- · Replies 1 ·
Prove the wave function for dxy orbital
- chem1309
- · Replies 1 ·
PDE, inhomogeneous diffusion equation
- fluidistic
- · Replies 18 ·
Calculating drag and lift forces on a fishing lure in water flow
- mizisyafie
- · Replies 8 ·
Does the Christoffel Symbol Have a Dimension in Physics?
- help1please
- · Replies 18 ·
Quantum numbers for the third electron in lithium
- KingBigness
- · Replies 1 ·
Find torque in the x direction given moment of inertia tensor for plate.
- AbigailM
- · Replies 4 ·
Quantum physics problem: SE and operators
- max_jammer
- · Replies 2 ·
Expressions accompanying a Christoffel Symbol (a notation question)
- help1please
- · Replies 12 ·
Charge placed between two metal plates
- issacnewton
- · Replies 8 ·
Laplacian of a plane wave in Cartesian coordinates
- xz5x
- · Replies 4 ·
Inverted physical pendulum, time taken to hit ground.
- AbigailM
- · Replies 7 ·
How Is the Constant C₂ Determined in a Heat Conduction Problem?
- bugatti79
- · Replies 8 ·
How to derive Eq. (3.110) in Peskin's book?
- physlover
- · Replies 1 ·
How Strong Can the Magnetic Field in a Solenoid Be Before the Wire Breaks?
- Opus_723
- · Replies 3 ·
Kinetic Energy and the Heisenberg Uncertainty Principle
- ConorB
- · Replies 1 ·
Hydrogen excited with polarized light?
- atomqwerty
- · Replies 2 ·
Rigid Body- Derivation of Momentum Equations
- bradm707
- · Replies 2 ·
What is the relationship between frequency and cross section in a waveguide?
- Roodles01
- · Replies 9 ·
Contribution of one fermion to entropy of one-particle state
- Suske
- · Replies 1 ·
Exponential charge distribution form factor in Halzem and Martin 8.4
- elmerx25
- · Replies 15 ·
How Do You Calculate Density of States and Fermi Energy for a 2D Electron Gas?
- fluidistic
- · Replies 7 ·
Can the Path Integral be Calculated from the Propagator?
- eoghan
- · Replies 1 ·
How Can You Normalize a Wave Function with Constants C and x0?
- FrankSilliman
- · Replies 1 ·
How do I Calculate Electric Field of a Spherical Charge Distribution?
- klabautermann
- · Replies 19 ·
How can I plot b[a]/b[0.0001] vs. a using Mathematica?
- kptsilva
- · Replies 11 ·
Quantum statistics: density of states problem
- Suske
- · Replies 7 ·
Force acting between bodies - using multipole expansion
- glumm
- · Replies 7 ·
Charge above and infinite grounded plane
- aaaa202
- · Replies 1 ·
Separation of Variables, Solutions to Laplace's Eqtns with Boundary Conditions
- mateomy
- · Replies 12 ·
Deducing the solution of the von Neumann equation
- xyver
- · Replies 3 ·
Solving Higgs Decay Invariant Averaged Amplitude Problem
- dingo_d
- · Replies 1 ·
Exchange particles in two reactions
- astenroo
- · Replies 4 ·
Proving the Cosine Sum Identity for a Discrete Interval
- matlabber
- · Replies 5 ·
Waves on water generated by a falling object
- experimentX
- · Replies 3 ·
Electric Field Energy and Potential of Sphere
- schaefera
- · Replies 10 ·
Polarized sphere with P = k/r² producing conflicting field results
- aaaa202
- · Replies 1 ·
What Is the Physical Interpretation of the Total Dipole Moment
- aaaa202
- · Replies 1 ·
Which Sphere System Has the Largest Electrostatic Energy?
- aaaa202
- · Replies 5 ·
What is the physical interpretation of zero divergence?
- aaaa202
- · Replies 2 ·
Coordinate-independence of equation for the parallel transport
- rbwang1225
- · Replies 1 ·
GR - Trying to grasp index notation (Levi Civita)
- Clever-Name
- · Replies 7 ·
Use brutal force to find E field inside a uniformly charged solid sphere
- klondike
- · Replies 4 ·
Stern-Gerlach Predictions of Elements
- NeonCannon
- · Replies 5 ·
Non uniformly charged circular plate
- klabautermann
- · Replies 13 ·
Casimir Trick in \( e^+ e^- \to H \to f \bar{f} \)?
- dingo_d
- · Replies 1 ·
Mathematical physics, density of probability
- Jamalll
- · Replies 16 ·
Calculating Effective Sound Power from Cube Gap
- Ry122
- · Replies 8 ·
Which event happens first in frame S: light reaching points simultaneous in S'?
- tnedde
- · Replies 1 ·
How do we observe an elextron in a potential well ?
- MariosB
- · Replies 1 ·
Is ψ(x) = a0exp(-βx²) an Eigenfunction of the Hamiltonian?
- phys2
- · Replies 3 ·
What Is the Correct Magnetic Field for a Strong Zeeman Effect in Sodium?
- Nick789
- · Replies 2 ·
Srednicki QFT chapter 67, LSZ formula
- physicus
- · Replies 1 ·
Electric field from variable magnetic field depends on origin
- coquelicot
- · Replies 2 ·
How can I get the sum inside the exponential?
- matlabber
- · Replies 6 ·
Ohms law for concentric spherical shells
- zezima1
- · Replies 1 ·
Energy levels of exponential potential
- castlemaster
- · Replies 1 ·
Summing cosines of sines and cosines
- matlabber
- · Replies 1 ·
How Do You Calculate the Expectation Value of an Observable for a Quantum State?
- sunrah
- · Replies 2 ·
How Do Bosons Occupy the Same Space Without Violating the Exclusion Principle?
- help1please
- · Replies 12 ·
Covariant derivative of a vector field
- physicus
- · Replies 3 ·
Summing cosines with Euler's formula
- matlabber
- · Replies 6 ·
Transmission coefficient, quantum tunnelling
- Huor Earfalas
- · Replies 2 ·
Measure of Relativistic Flattening of Electric Field
- Opus_723
- · Replies 4 ·
Bar magnet falling through a copper tube
- diana headley
- · Replies 1 ·
Finding de Broglie wavelength from energy
- robertjford80
- · Replies 2 ·
What are the challenges in calculating the Bohr radius?
- robertjford80
- · Replies 1 ·
Show that Linear Combination is not Hermitian
- Ryomega
- · Replies 11 ·
Proving Orthogonality of $\hat{A}|\Psi>$ with Anti-Unitary Operator $\hat{A}$
- peaco99
- · Replies 15 ·
Why Do Commutators Have Factors of 1/2?
- Bravus
- · Replies 2 ·
What is the Brewster Angle for Circularly Polarized Light?
- Mary 006
- · Replies 1 ·
How Can the Langevin Equation Be Transformed into a Fokker-Planck Equation?
- JVanUW
- · Replies 1 ·