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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Lagrange constraint mechanics problem
- DylanG
- · Replies 1 ·
Electronics homework (capacitors and resistors)
- BOBAH
- · Replies 4 ·
Position and Momentum Operator Matrices
- kreil
- · Replies 2 ·
Planck Function: Subbing c=λν - Insight Needed
- Piano man
- · Replies 1 ·
General solution of Schrodinger eq. proof
- dingo_d
- · Replies 6 ·
Simple Harmonic Oscillator Problem with Slight Variation
- Kvm90
- · Replies 4 ·
Unitary operators preserve normalization in arbitrary basis
- bjnartowt
- · Replies 1 ·
Velocity of a Proton in a Capacitor
- joshszman09
- · Replies 1 ·
Is the Hamilton Density Diagonalizable?
- >>S/Z<<
- · Replies 1 ·
Electron spin - energy difference between split levels?
- accountkiller
- · Replies 4 ·
QFT: Proving Commutation of Fields & Momentum
- shadi_s10
- · Replies 1 ·
How Do Commutators Influence Eigenvalues in Quantum Mechanics?
- Minakami
- · Replies 1 ·
Physics Bungee Jump: Recommended Elastic Length & Spring Constant for Open House
- sxr001
- · Replies 2 ·
Need Help with Prof. Warren Siegel's Fields Book?
- jabba
- · Replies 2 ·
Given a wave function at t=0, how do you find the wave function at time t?
- Demon117
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How much new entropy have you created by mixing the water
- mikee
- · Replies 3 ·
How do you find angular frequencies in coupled masses using Hooke's Law?
- The-Exiled
- · Replies 4 ·
Solve Heat Transfer Question: Find Rate of Heat Loss from 700m^2 Ceiling
- Studious_stud
- · Replies 1 ·
Mean free path and effective collision radius
- bon
- · Replies 1 ·
Trying to derive a group velocity equation?
- jeebs
- · Replies 4 ·
Quantum mechanics, zero point energy
- fluidistic
- · Replies 9 ·
What Is the Force of Constraint Using Lagrange Multiplier?
- mamou6262
- · Replies 1 ·
Solving Quantum Mechanics Problems: Dirac Notation and Operator Methods
- Shackleford
- · Replies 19 ·
Are These Quantum States Eigenstates of Lx and L²?
- Axiom17
- · Replies 17 ·
Is this a simple harmonic question or no?
- tarletontexan
- · Replies 4 ·
Alpha-Absorption Lab Homework: Determining Geiger Counter Window Thickness
- zheng89120
- · Replies 2 ·
Analytical Mechanics: Solving Equations of Motion for Block Sliding Down Ramp
- tarletontexan
- · Replies 6 ·
Nevermind, I've Done It!" - Success Achieved!
- James1991
- · Replies 7 ·
How Do Magnetic Dipole Moments Interact at a Distance?
- kylie14
- · Replies 2 ·
Empty conducting cube with 4 sides at ground and 2 sides at V
- randomchance
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Where is the Electric Field Zero on a Line Between Two Charges?
- tjj4h8
- · Replies 1 ·
Effusion Equation Help | Find Expressions for v1 and v2
- bon
- · Replies 1 ·
Polarization of light through a sugar solution
- KaiserBrandon
- · Replies 2 ·
Finding the Ground State of a Hamiltonian Operator
- Matthollyw00d
- · Replies 6 ·
How Does Momentum Transfer Relate to Spherical Symmetry in Form Factors?
- malawi_glenn
- · Replies 4 ·
Complex Sinusoids Homework: 3.4 x(t) = sin^3(17\pi t)
- jordanrs
- · Replies 3 ·
Bead on loop of wire in rotating frame
- msimmons
- · Replies 3 ·
Can This Integral Be Evaluated?
- facenian
- · Replies 1 ·
Time evolution operator on momentum basis
- physics2004
- · Replies 23 ·
Ion Distribution in Grounded Metal Bowl: NaCl in Water
- patm95
- · Replies 1 ·
Dispersion Relation: Photons vs Bosons
- rayman123
- · Replies 3 ·
Calculating temperatures of reservoirs in Carnot engine
- arenaninja
- · Replies 1 ·
How Do Conducting and Non-Conducting Objects Affect Electric Fields?
- Fjolvar
- · Replies 6 ·
Vector coordinate transformation: Help?
- tetris11
- · Replies 4 ·
Schrödinger's equation problem
- fluidistic
- · Replies 2 ·
Why Does a Balloon Swing Forward When a Train Decelerates?
- moneenfan
- · Replies 4 ·
How to Calculate Uncertainty Errors in Derived Quantities?
- a8281333
- · Replies 3 ·
How Does a Paramecium Move Through Viscous Fluid?
- jmwood15
- · Replies 3 ·
What is the pressure of a gas being pumped out of a vessel over time?
- zorro
- · Replies 8 ·
How do you find the matrix element using Dirac notation?
- physics2004
- · Replies 5 ·
Perturbation Theory - Shift of Ground State
- Fraktal
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No charge of particle in Schrodinger Equation
- learnnewphy
- · Replies 4 ·
How can I determine the centre of mass of a fork with varying thickness?
- wambam
- · Replies 1 ·
Calculating Total Length of Car's Breaking Path with a=4 m/s^2
- Hristijan1992
- · Replies 6 ·
Why Does My Calculation of <x^2> Yield a Negative Result?
- facenian
- · Replies 8 ·
Advanced problem on Kinetic Theory of Gases
- zorro
- · Replies 2 ·
Lagrangian Equation of motion for rod on pivot in gravitational field
- K29
- · Replies 10 ·
Relativistic momentum and energy
- bhsmith
- · Replies 16 ·
Equation of motion for interacting fields
- >>S/Z<<
- · Replies 2 ·
How Do You Calculate Temperatures and Volumes in a Helium Gas PV Diagram Cycle?
- mrmonkah
- · Replies 3 ·
Relationship between radial and angular acceleration
- Dv3k
- · Replies 6 ·
Finding the potential outside a charge sphere
- Benzoate
- · Replies 5 ·
Micro and macro internal energy approach
- aviatorx
- · Replies 2 ·
Angular momentum operators in quantum mechanics
- myb821
- · Replies 1 ·
Creation/Annihilation operator help
- cahill8
- · Replies 1 ·
Solving Frictional Force of Sand on Conveyor Belt
- abcd8989
- · Replies 1 ·
SOLID STATE PHYSICS - allowed reflections
- Anabelle37
- · Replies 1 ·
Adjoint of an Operator - Considerations and Solution
- qudit
- · Replies 1 ·
Is G Hermitian Given H and K Definitions?
- sgoodrow
- · Replies 1 ·
How Does the Relativistic Doppler Effect Apply on a Rotating Disk?
- kreil
- · Replies 7 ·
Two line charges and a conducting cylinder are flying through space
- truth is life
- · Replies 5 ·
Find frequency of oscillating electron in electric field
- gacky27
- · Replies 3 ·
Finding tidal height difference using two wells
- Esran
- · Replies 1 ·
Proving Quantum Mechanics Inequalities
- jameson2
- · Replies 6 ·
When Will a Particle Reach the Force Center Under an Inverse Cubed Law?
- blarggg
- · Replies 1 ·
Infinite square well. probability isues.
- OGrowli
- · Replies 1 ·
QM Infinite square well with delta function potential in middle
- richard7893
- · Replies 1 ·
How long is it until Phobos hits the surface of Mars
- leonne
- · Replies 7 ·
Probability of being in ground & 1st excited state of widened infinite well
- Vighnahara
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|1s> -> |2p> transition probabilities
- cscott
- · Replies 1 ·
Electron in dielectric cube (Quantum Mechanics)
- xago
- · Replies 1 ·
Energy Eigenvalue for a Two State System
- jameson2
- · Replies 3 ·
Classical Mechanics: Repelling Force and Motion Equations for F=ma
- matt222
- · Replies 3 ·
Astrophysics: question about nearly resonant orbits
- leonne
- · Replies 3 ·
Electromagnetisim exam question (can someone please check)
- vorcil
- · Replies 3 ·
Calculating Probability of Energy Measurement in Quantum Systems
- Axiom17
- · Replies 9 ·
Motion of Source Effects Frequency of Wave: an Exploration
- gstar2002
- · Replies 1 ·
Small Scale Yielding: Meaning Explained
- sara_87
- · Replies 1 ·
Rotation and Angular Momentum: Solving for thrust of a rocket
- engineer08
- · Replies 7 ·
How Do You Calculate the Magnetic Moment of a Current Loop?
- iknowone
- · Replies 7 ·
How Do You Solve the Driven Harmonic Oscillator with an Arbitrary Driving Force?
- mhyuen
- · Replies 1 ·
How Does Damping Affect the Resonant Amplitude of a Driven Pendulum?
- stanli121
- · Replies 3 ·
Is the Expectation Value Always 1 for Normalized State Vectors?
- tetris11
- · Replies 2 ·
How to Solve a Second Order Differential Equation?
- physiker99
- · Replies 3 ·
What Is the Role of Binding Energy in Fusion and Fission?
- logearav
- · Replies 1 ·
Compton Scattering with Moving Electron
- jowens1988
- · Replies 3 ·
Hermitian Operators: Identifying & Solving Examples
- Axiom17
- · Replies 6 ·
What is the Momentum Probability for a Gaussian Wave-Packet?
- Campbe11
- · Replies 3 ·