Free advanced physics homework help via qualified mentors. Upper undergraduate and graduate level. Please use the template when requesting help and show your work.
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Thermal Expansion, Change in Temperature
- Sun44
- · Replies 1 ·
Minimum energy of an electron trapped in a nucleus
- gomboc
- · Replies 1 ·
How to determine a Limits of Integration of Wave Packet
- Zaknife
- · Replies 4 ·
Show that for a ferromagnetic material the field in the gap is given by?
- blueyellow
- · Replies 3 ·
Gravitational force due to sphere
- CyberShot
- · Replies 1 ·
Molar specific heat of an ideal gas
- fiziks09
- · Replies 5 ·
Calculating the magnetic moment of an electron
- PsychoDash
- · Replies 2 ·
Alternating linear chain of masses
- jncarter
- · Replies 3 ·
Classical mechanics - mass/spring attached to moving support
- ihatelolcats
- · Replies 3 ·
Lagrangian of a Pendulum on a rotating circle
- Xyius
- · Replies 12 ·
Write down the equations for the real electric and magnetic fields for a
- blueyellow
- · Replies 1 ·
Probability of remaining in ground state when harmonic oscillator stiffness changes
- humanist rho
- · Replies 10 ·
Spiral path in polar coordinates problem
- Koi9
- · Replies 5 ·
Solving Hamiltonian H=αL⋅S for L⋅S |(ls)jjz>
- atomicpedals
- · Replies 4 ·
Analytic Function of Complex Variable z=x+iy
- mkbh_10
- · Replies 1 ·
How Does Complex Epsilon Influence Wave Propagation and Attenuation?
- mathman44
- · Replies 5 ·
Energy Levels of a Particle in 1 Dimension
- mkbh_10
- · Replies 1 ·
What Causes the Magnetic Field Outside a Realistic Solenoid?
- Irid
- · Replies 4 ·
What is the Speed of a Particle Falling Between Two Cones?
- khemist
- · Replies 1 ·
THz-TDS Fast Fourier Analysis in MATLAB
- Pene1
- · Replies 3 ·
How do I prove that A^B is orthogonal to A?
- EmmaLemming
- · Replies 1 ·
How long does it take for a cut tree to fall flat to the ground?
- Batman123
- · Replies 1 ·
Variational Method - Gaussian Trial Wavefucntion
- Unto
- · Replies 2 ·
Stability of a spring mass system in two dimensions
- kyva1929
- · Replies 6 ·
Consider a planet in some solar system which has a mass double
- draotic
- · Replies 2 ·
Complex Degree of Coherence (Cittert-Zernike)
- phil44
- · Replies 1 ·
Force felt by plates in a waveguide
- Hogarth4
- · Replies 1 ·
Magnitude of Stars - Flux, Photon Counts
- dekoi
- · Replies 9 ·
Show that the operators J(+)-hat and J(-)-hat satisfy the following commutation
- blueyellow
- · Replies 1 ·
Modern Optics: Polarization/Jones Vectors
- Shackleford
- · Replies 2 ·
LC-Circuit Problem: Find I as Function of Time
- atlantic
- · Replies 3 ·
Calculating Flux Change and Meaning of Rotating Ring Diameter?
- dikmikkel
- · Replies 1 ·
Use Uncertainty Principle to estimate the size of the H atom
- samsun2024
- · Replies 6 ·
Schroedinger Equation Problem
- explodingbird
- · Replies 1 ·
Voltage inbetween two angled plates?
- Ayol
- · Replies 1 ·
Is My Approach to Solving the Inertia Tensor of a Rotating Cone Correct?
- Saxonphone
- · Replies 1 ·
How Do You Calculate Centripetal Acceleration for Earth Movements?
- ElectroNewby
- · Replies 3 ·
An ideal gas, and a block of copper, have equal volume of 0.5m^3
- blade_090
- · Replies 5 ·
What is the position operator in the momentum basis for a given momentum value?
- novop
- · Replies 2 ·
Is energy actually the momentum in the direction of time ?
- gurhkn
- · Replies 3 ·
Solving for sp Hybrid Orbital: \Psi_{sp1}
- josecuervo
- · Replies 1 ·
Proving Hermiticity for the Product of Two Hermitian Operators
- Trance
- · Replies 1 ·
Dual plate capacitor with two dielectric slabs
- EMishard
- · Replies 2 ·
How Does a Coin Behave When Placed on a Magnet and Released?
- h_bpour
- · Replies 1 ·
Thermal conductivity of a metalic bar
- Mppl
- · Replies 1 ·
Density of states of ideal gas and photon gas
- ausdreamer
- · Replies 2 ·
Quick question on product of Minkowski tensors
- creepypasta13
- · Replies 12 ·
Converting radiometric units (W/m^2) to photometric units (Lux)
- cs4809
- · Replies 1 ·
How can the E field for a disk be derived using Gauss's law?
- imagemania
- · Replies 8 ·
Why is the image distance negative in a Two Thin Lens setup?
- whitehorsey
- · Replies 1 ·
Prove the Hamiltonian Operator is Hermitian
- atay5510
- · Replies 2 ·
Representations of subgroups; character tables
- Onamor
- · Replies 1 ·
What Type of Law Applies for Changes in Pressure, Volume, and Temperature?
- nafo man
- · Replies 3 ·
Finding the Normal Modes of a 3 mass molecule connected by springs
- VortexLattice
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Relationship between angular momentum and spherical harmonics
- atomicpedals
- · Replies 5 ·
Heat Capacity v Specific heat capacity?
- nafo man
- · Replies 1 ·
QM - Spin operator conjugate question
- QMQuestions2
- · Replies 2 ·
Obtain an expression for the expectation value in terms of energy
- blueyellow
- · Replies 1 ·
Question on Optics, finding images of a pin using a concave mirror
- Krishna0703
- · Replies 6 ·
I need a good explanation of phase and magnitude spectra
- Jncik
- · Replies 1 ·
Ideal Gas Question in Thermodynamics
- jrklx250s
- · Replies 8 ·
Need help finding the electric potential
- JFuld
- · Replies 1 ·
Calculating Moles and Molecules of Oxygen in a Gas Cylinder
- nafo man
- · Replies 10 ·
Oscilations of a linear chain of masses and springs
- jncarter
- · Replies 7 ·
Finding the Angles of Coupled Pendulums with Eigenvalue Analysis
- the_kid
- · Replies 5 ·
How Do You Apply Orthonormality and Completeness in Quantum Finite Square Wells?
- v_pino
- · Replies 4 ·
Can Energy Measurements Yield Non-Bound States in a Delta Function Potential?
- AlexChandler
- · Replies 8 ·
Internal Energy and Temperature Changes When Mechanical Work is Done on a System
- nafo man
- · Replies 5 ·
Classical Mechanics, Coupled Harmonic motion
- ForMyThunder
- · Replies 1 ·
Wave Functions in a Potential Well with infinite high walls
- Lunar_Lander
- · Replies 1 ·
How Do You Find Entropy for a Material Given Specific Equations?
- lifeonfire
- · Replies 1 ·
Euler Lagrange Equation trough variation
- BasharTeg
- · Replies 2 ·
Curvilinear Coordinates and Vector Calculus
- limddavid
- · Replies 1 ·
Quantum Mechanics and the Hydrogen Atom
- a.11en
- · Replies 2 ·
How to Prove Thermal Efficiency for an Imaginary Ideal Gas Cycle?
- jrklx250s
- · Replies 5 ·
How to Calculate the Kinetic Energy of a Rotating Cube?
- the_kid
- · Replies 9 ·
Linear Functionals - Continuity and Boundedness
- NeedPhysHelp8
- · Replies 1 ·
Application of Heisenberg's Uncertainty Principle
- Aksaay
- · Replies 14 ·
Energies of a Quantum Harmonic Oscillator
- Kyle91
- · Replies 1 ·
How Does Cannon Recoil Impact Cannonball Velocity and Trajectory?
- Koi9
- · Replies 1 ·
What Are the Eigenstates and Energies of the Quantum Harmonic Oscillator?
- atomicpedals
- · Replies 4 ·
Normal frequencies and normal modes of a multi-part system
- the_kid
- · Replies 1 ·
Proving the Lorentz invariance of an integration measure? QFT related?
- jeebs
- · Replies 3 ·
Wavefunction in an infinite square well
- jhendren
- · Replies 13 ·
Calculating Energy Uncertainty for a Particle Described by a Wave Function
- Uniquebum
- · Replies 6 ·
How to Show Inner Products in Quantum Mechanics Using Fourier Transforms?
- v_pino
- · Replies 7 ·
Irreversibility of a Process: Finding ΔQ and ΔS of a Mass Dropped into the Sea
- Gregg
- · Replies 7 ·
Filters for Co K radiation are usually made of iron oxide power
- slo43
- · Replies 1 ·
Calculating Transmission Factor and Intensity Ratio of Co K Radiation Filters
- asdf1
- · Replies 5 ·
Possible error in temperature dependence of Gibbs energy in textbook?
- Syrus
- · Replies 1 ·
Eigenspinors of Sy (Griffiths 4.29)
- Rubiss
- · Replies 5 ·
Heat transferred during an infinitesimal quasi static process of an ideal gas
- jrklx250s
- · Replies 1 ·
Proof of work done by an ideal gas in a quasi-static adiabatic expansion
- jrklx250s
- · Replies 1 ·
Thermodynamics Question - Should be pretty easy
- steve233
- · Replies 2 ·
How Can I Analyze Energy Dissipation in a Non-Linear Damping System?
- dmitryz
- · Replies 3 ·
Quality factor of driven damped oscillating pendulum
- woodenbox
- · Replies 1 ·
Time derivative of relativistic momentum help
- diewlasing
- · Replies 8 ·
Operator matrix elements, opposite-parity functions
- vst98
- · Replies 1 ·
Quantum Mechanics Spin Expectation Value
- helpcometk
- · Replies 9 ·
How to Calculate Correlation Functions and Persistence Length in a 1D Polymer?
- WarnK
- · Replies 5 ·