Advanced Physics Homework Help Forum

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Free advanced physics homework help via qualified mentors. Upper undergraduate and graduate level. Please use the template when requesting help and show your work.
Calculating the expectation value for a particles energy in a 1_D well
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How Do I Draw a Feynman Diagram for e+e- → VeVe?
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Griffiths, Electrodynamics Prob. 3.28a
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QFT: Solving the integral for the Wightman function in Minkowski spacetime.
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Electric field at points from a solid copper sphere
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Electric field for non uniform line charge
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Find normalised linear combinations that are orthogonal
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How to Calculate Bond Strength in a Molecule?
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Finding Threshold Energy for Electrons to Produce Cerenkov Radiation
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Finding Weights for Pure States in a Mixed State
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A question on constants and dimensionless equations
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Solving Lagrangian Question: Find p, Lagrange's Eq., v as fn of P and r
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Tried to Normalize this function but
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What is the primary source for the origin of elements?
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Expectation value of a finite well, and superposition of first two states.
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Diagonalization of 2D wave equation
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Finding the potential of a charged, solid sphere using the charge density
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Energy momentum tensor for RNS superstring
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Composite Particle Rest Mass Calculation
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Electric susceptibility of a gas/solid for the same kind of atoms
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Fluid mechanics: simple calculus issue
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Solutions to a quantum harmonic oscillator - desperate for help
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What are the properties of Dirac notation and operators?
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First order perturbation theory problem
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Solving for C1 and C2: A Wave Function Boundary Condition
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How Can Wedges Help Simplify Tensor Notation for the Electromagnetic Field?
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Angular momentum operator acting on |j,m>
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Unproved statement from my textbook
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Calculating Fermi Level position in doped Silicon
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How Can I Create Streamlines in Blood Flow Using Velocity Vectors?
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Is Momentum in Variational Calculus Represented by \(\psi^{\dagger}\beta\psi\)?
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Derive Electrostatic Force from Coulomb's Law.
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How to tell whether a transition state is metastable?
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Are Oscillation Periods in a Quartic Potential Always Equal?
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Is \( i\hat{p} \) Hermitian?
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Equation for Charge and Frequency: Q=m\omega
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Ultraviolet catastrophe and quantization
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Calculating Stellar radius from bolometric flux
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Prove Hermitian with two different wave functions
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Why Does cos(x)^2 Average to 1/3 Over a Sphere's Solid Angle?
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Probability density function,normalize and expectation values
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Given a plane wave characterized by Ex and By
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Find Period of rotation of the copper ring in a Magnetic Field
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How to calculate the energy of the bonding state of a hydrogen molecule?
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Does the D'Alembertian have the same dimensions
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Finding E, D and P in a Dielectric Slab
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Applying time reversal to the free particle wavefunction
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Where is the Point of Suspension to Keep a Suspended Rod Fixed?
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Two masses connected by spring, find x(t) of m1.
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Atomic Physics: Quantization axis
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Calculation of the first two X-ray Bragg reflections from KCl and KBr
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Wavefunction and degree of localization
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Rigid Body Motion: Determing Angular Momentum Equations
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Proving Homogeneous & Isotropic FRW Universe Energy-Momentum Tensor
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What is the orbital period of a satellite in a low-Earth orbit?
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Is the Factorization of Product Expectation Values Valid in Steady State?
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Average electron distance (GRE practice problem)
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How to Determine Current Density in a Spinning Copper Disk in a Magnetic Field?
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Help Finding Source of Feynman Quote
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Calculating how long it takes for a comet to reach a sun of radius zero
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Formulation of orbital kinetic energy
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Finding the geodesic function for scalar * function= scalar
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QM: Master equations and derivatives
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Principal Moment of Inertia-how to calculate?
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Calculating the charge distribution on the surface of an assymetric conductor
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How Do You Calculate Constant Particle Density in a Star Cluster?
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A quick question I had about the way the Hamiltonian is factored
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Quick question about Oribtal Velocities
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Is the Expectation Value Relation for QM Operators Valid?
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How to Determine Neutrino Energy in Pion Decay?
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How to Determine Inductance in a Magnetic Circuit with Varying Permeabilities?
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Calculate the time of the surface of last scattering
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Relativistic elastic scattering in CM and Breit frames
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Question about driven coupled oscillator.
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Total reluctance in a magnetic core
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How Can You Simplify General Relativity Equations Without Using Tensors?
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Can Bernoulli's Equation Ensure Fish Safety in Dam Designs?
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One quick question about a Lagrangian
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Stirling's approximation for Gamma functions with a negative argument
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About Green's function in time dependent schrodinger equation
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[General Relativity] Find the acceleration of an object
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Cylindrical capacitor with varying dielectric
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Quantum mechanics: what does d<x>/dt mean physically?
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Statistical Relationship Between Helmoltz Free Energy and Entropy
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Harmonic oscillator derivation of wave functions
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Calculating Energy Distribution of Free Particle - 1D & 2D
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Generalized momentum and Hamiltonian over a non inertial reference frame
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Bullet hits a block, penetration depth and velocity
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Estimating the average time between collisions (electrons in Cu solid)
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Clausius-Clapeyron equation and water
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Typo in Landau mechanics pendulum problem?
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Relation between commutator, unitary matrix, and hermitian exponential operator
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Dumb question about representation theory?
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What are the dimensions of an integral in terms of energy and time?
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Bead on wire tilted at angle theta.
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Statistical Mechanics of Blue and Orange Bacteria
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Atwood machine with two holes in pulley.
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Wess Zumino model in two dimensions
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What is the maximum charge limit for an electron-positron pair creation?
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Energy-momentum pseudotensor example problem
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