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
Eigenfunction of a spin-orbit coupling Hamiltonian
- IanBerkman
- · Replies 8 ·
Why Do Hoop Stresses Become Infinite at Specific Angles in a Plate with a Hole?
- kajalschopra
- · Replies 10 ·
Trapping Supercooled Atoms with Light Trap Optics
- Hamal_Arietis
- · Replies 5 ·
Understanding the Gravitational Force Integral
- Tazerfish
- · Replies 5 ·
How Does Mixing Ideal Gases in a Thermally Insulated Cylinder Affect Pressure?
- Uthpala Kaushalya
- · Replies 9 ·
Can Audio Cancellation Occur in Space?
- Apoorv_7
- · Replies 5 ·
Electrostatic Energy in the Hydrogen Atom
- Keiner Nichts
- · Replies 4 ·
Green's function differential equation
- AwesomeTrains
- · Replies 9 ·
Bohr frequency of an expectation value?
- vector
- · Replies 5 ·
Sakurai Modern Quantum Mechanics (Second Edition) Eq. 1.7.15
- classy cal
- · Replies 2 ·
Special Relativity- Photon/Mirror Collision
- Parallax-Err01
- · Replies 1 ·
Conservation of momentum and lost energy
- RubinLicht
- · Replies 6 ·
Q-value and kinetic energy of alpha particle in alpha decay.
- sudipmaity
- · Replies 2 ·
Why is velocity in body fixed frame equals to angular veloc?
- AntoineCompagnie
- · Replies 1 ·
How Do You Diagonalize the Chiral Symmetry Breaking Term for Pion Masses?
- Filios
- · Replies 1 ·
Why Is a 200 lb Object Falling 200 ft Only Reaching ~23 m/s?
- Kamiden
- · Replies 7 ·
Change in entropy of a capacitor
- alexiaphysics
- · Replies 4 ·
How Far Can Water Spray from a Pipe Hole at a 45 Degree Angle?
- gerry7
- · Replies 1 ·
Canonical partition function for N ideal gasses
- Schwarzschild90
- · Replies 1 ·
Find the magnetic field in vacuum given an electric field
- Elijah1234
- · Replies 18 ·
Finding 2D Fermion Gas U/N with Temperature & Area
- LizardWizard
- · Replies 1 ·
Validity of Equipartition Theorem
- LizardWizard
- · Replies 10 ·
Correct way to write pi buckingham theorem
- foo9008
- · Replies 13 ·
Linearly Chirped Fiber Bragg Grating group delay
- baby_1
- · Replies 1 ·
Why Do Boundary Conditions in a 1D Quantum Box Lead to Different Quantum States?
- itssilva
- · Replies 6 ·
Lagrangian Mechanics - Kepler problem, Conservation
- bigguccisosa
- · Replies 1 ·
Rayleigh–Ritz method - Yukawa coulomb potential
- AwesomeTrains
- · Replies 1 ·
Calculating the Residue of ##\frac{1}{(x^4+1)^2}## at Double Poles
- Physgeek64
- · Replies 2 ·
Cylindrical symmetric magnetic field
- Maike
- · Replies 3 ·
Finding the geodesic equation from a given line element
- Christoffelsymbol100
- · Replies 2 ·
Deriving Newtonian law of gravitation
- TimeRip496
- · Replies 6 ·
What Is the Correct Approach to Integrate the Wigner Function for Fock States?
- Muthumanimaran
- · Replies 1 ·
Orbital Perturbations: Solving for Equations of Motion in Elliptical Orbits
- Konchock Dawa
- · Replies 1 ·
Solving functions for S in a q-q* Hamilton-Jacobi diffeq
- dynamicskillingme
- · Replies 6 ·
Calculating Lifetimes in a Three-Level System with Einstein A & B Coefficients?
- bananabandana
- · Replies 4 ·
Are Products of Dirac Delta Functions Well-Defined?
- Muthumanimaran
- · Replies 1 ·
Equation of motion for isotropic harmonic oscillator
- JulienB
- · Replies 16 ·
Derivation of Sudarshan-Glauber P function
- Muthumanimaran
- · Replies 4 ·
Breit Wigner Curve: Finding Reaction Rate from FWHM
- Robsta
- · Replies 3 ·
ND Pertubation theory: Second order correction
- Schwarzschild90
- · Replies 5 ·
How Does Time Evolution Affect Quantum Operator Matrix Elements?
- bananabandana
- · Replies 7 ·
Infinitesimal Lorentz transformations
- Amentia
- · Replies 2 ·
Perturbation matrix: free electron model on a square lattice
- Fek
- · Replies 1 ·
Lagrangian Mechanics: Find Lagrangian & Hamiltonian of Pendulum
- Zamarripa
- · Replies 3 ·
Electrostatic Interaction Energy of a Rod and a Ring
- PhDeezNutz
- · Replies 12 ·
Percentage error in Maxwellian distribution.
- debjit625
- · Replies 3 ·
Point Transformations in the Lagrangian
- dynamicskillingme
- · Replies 1 ·
Mean value of energy <E> for a QM state?
- helpmeprepls
- · Replies 4 ·
Finding a matrix representation of a Hamiltonian.
- helpmeprepls
- · Replies 1 ·
Gauge Transformations: Can G(t,q) be Expressed Differently?
- dynamicskillingme
- · Replies 10 ·
Fourier Series in cylindrical coordinate
- baby_1
- · Replies 3 ·
Show that (du/dv)t=T(dp/dT)v-p - please explain
- ConstantinL
- · Replies 3 ·
How Does Hamilton's Principle Lead to Lagrange's Equations?
- lampCable
- · Replies 1 ·
Angular momentum in cartesian coordinates (Lagrangian)
- JulienB
- · Replies 1 ·
A discrete equivalent of the Poisson coefficient
- pizzicato
- · Replies 1 ·
Show that killing vector field satisfies....
- Augbrah
- · Replies 2 ·
Lagrangian mechanics: Bar connected to a spring
- Christoffelsymbol100
- · Replies 2 ·
L, m quantum numbers of 3D oscillator
- yunseok
- · Replies 1 ·
Why Is There No d → s + Z^0 Interaction in the Standard Model?
- Poirot
- · Replies 2 ·
Solving Method of Images Problem for Induced Charge
- VMP
- · Replies 6 ·
Minimisation Problem (Euler-Lagrange equation)
- Plaetean
- · Replies 2 ·
Riemann tensor given the space/metric
- Whitehole
- · Replies 7 ·
Reasons which give support for quark substructure of p and n
- Poirot
- · Replies 1 ·
Pauli Equation - Simple operator algebra question
- karkas
- · Replies 3 ·
Derivation of rotation formula in a general coordinate system
- ShayanJ
- · Replies 4 ·
How can the surface tension of a spherical balloon affect its radius over time?
- member 428835
- · Replies 7 ·
Discrete Lagrangian Homework: Minimize S, Find EoM's & Discrete Trajectory
- Christoffelsymbol100
- · Replies 4 ·
What Is a Straight World-Line?
- Amentia
- · Replies 7 ·
Weak Decay of Nucleus: 3-Momentum Analysis
- Poirot
- · Replies 7 ·
What Is the Role of Color Charge in Strong Interactions?
- Poirot
- · Replies 7 ·
Covariant derivative of vector fields on the sphere
- Whitehole
- · Replies 4 ·
Ball of gas experiences rapid increase in pressure....
- Poirot
- · Replies 1 ·
How to Modify Fourier's Heat Conduction Equation for a Finite Body?
- debjit625
- · Replies 2 ·
Maxwell's Equations from EM field tensor
- Amentia
- · Replies 4 ·
Spring Pendulum - Lagrangian Mechanics
- bigguccisosa
- · Replies 2 ·
Predicting spin and parity of excited states from shell mode
- pondzo
- · Replies 1 ·
Short Aerial: Find the scalar potential (retarded sources)
- Poirot
- · Replies 3 ·
How Does a Rotating Disk Generate Torque in a Magnetic Field?
- facenian
- · Replies 1 ·
Determining Gamma Ray energy from spectrum
- snc
- · Replies 3 ·
Lead is compressed reversibly with T const, find dS
- Kara386
- · Replies 3 ·
Determine half life from gamma radiation
- alivedude
- · Replies 6 ·
Proving Brewster's Angle Without Fresnel Equations?
- Poirot
- · Replies 11 ·
Help with Doppler shift galaxy question
- failingTP
- · Replies 2 ·
Similarity Transformation Involving Operators
- loginorsinup
- · Replies 22 ·
How Long Does It Take for a Falling Square Loop to Clear a Magnetic Field?
- roam
- · Replies 16 ·
Conservation of energy and momentum in planetary motion
- FranzDiCoccio
- · Replies 11 ·
Index notation: Find F_(μν) given F^(μν)?
- Poirot
- · Replies 3 ·
Lagrangian of a centrifugal regulator
- dynamicskillingme
- · Replies 19 ·
How do you compare the amplitudes of different frequencies?
- Tristan Sguigna
- · Replies 4 ·
Is the following semiconductor n-type or p-type?
- sa1988
- · Replies 1 ·
Parallel transportation of a vector along a closed triangle
- Manu_
- · Replies 1 ·
How to Prove Vector Identity Using Levi-Civita Notation?
- hellomynameisscottt
- · Replies 9 ·
Eigenvalues of a spin-orbit Hamiltonian
- IanBerkman
- · Replies 9 ·
Adiabatic expansion of infinite square well
- Cracker Jack
- · Replies 1 ·
Solid State Physics - Modes of Oscillation of Atom
- MightyDogg
- · Replies 1 ·
Vector Potential: Infinite Wire and Infinite Solenoid
- DrPapper
- · Replies 6 ·
Why does the polarization point inwards for this problem?
- NucEngMajor
- · Replies 2 ·
Proving B.(Gradient . B) - B X (Gradient X B)=Del{i}B{i}B{j}
- hellomynameisscottt
- · Replies 4 ·
Always calculating Fermi energy incorrectly
- sa1988
- · Replies 2 ·
Wave Functions With Same Energies Are the Same (only differ by a complex phase)
- Yoni V
- · Replies 5 ·