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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Understanding Polar Coordinates and Derivatives in Mechanics
- Gogsey
- · Replies 9 ·
Mass sliding through a metal bar consisting of two conducting rails
- pentazoid
- · Replies 1 ·
How can I understand the Thevenin Theorem and its formula for e?
- thelovemonkey
- · Replies 6 ·
How to Calculate Entropy Change for Different Scenarios Involving a Can of Coke?
- Discostu19
- · Replies 2 ·
Organizing report sections for two parts of one experiment
- hhhmortal
- · Replies 1 ·
Electron spin in magnetic field
- fyzikapan
- · Replies 1 ·
Standing Wave Energy: Find Total Mech. Energy
- atavistic
- · Replies 2 ·
Representing Velocity, Acceleration, and Jerking as compressional waves.
- Axoren
- · Replies 2 ·
Solving Static Cling with Soda Cans
- amiemgm
- · Replies 2 ·
What is the Formula for Calculating Total Mass in an Elliptical Galaxy?
- Brewer
- · Replies 4 ·
Wavepacket Problem: Writing |psi(x,t)|^2
- trash057
- · Replies 5 ·
Relativistic effects in a pseudopotenial
- hana-m
- · Replies 2 ·
How High Can Temperature Go with 10^4 Joules in a Monoatomic Gas Cylinder?
- shehry1
- · Replies 5 ·
Is the Electron Tunneling Probability Calculation Correct?
- Discostu19
- · Replies 2 ·
How do I solve for dP/dz in the ideal gas law using mass and density?
- pentazoid
- · Replies 3 ·
Solve Hamiltonian Problem: Have Ideas on q2=Acos(q2)+Bsin(q2)+C?
- kamil600
- · Replies 4 ·
Uniform ball rolling without slipping problem
- pentazoid
- · Replies 3 ·
What Formulas Are Needed for Electromagnetic Levitation of an Aluminum Ring?
- dbrown7
- · Replies 4 ·
Damping Oscillation Homework: Time Constant & Amplitude After 4s
- hellokitty
- · Replies 1 ·
Summing amplifier results dont agree with theory
- thedemon13666
- · Replies 1 ·
Calculating frequency, wavelength and Vmax from oscilloscope traces
- I'mstuck...x
- · Replies 1 ·
Oscillation of disturbed constrained circular orbit
- Math Jeans
- · Replies 28 ·
How Can You Distinguish Between Two Quantum States Using a Measurement Basis?
- Kreizhn
- · Replies 3 ·
Why Isn't Bloch's Theorem Reduced to Unity?
- toqp
- · Replies 1 ·
Rocket Motion Problem: Finding Maximum Speed and Height at Burnout
- pentazoid
- · Replies 6 ·
System of 1st Order PDEs - Method of Lines
- chole88
- · Replies 1 ·
Finding the equation of state and internal energy of a given gas.
- quantumkiko
- · Replies 2 ·
How to Find the Reaction Force in a Falling Rope Problem?
- pentazoid
- · Replies 6 ·
Solve Hamiltonian for 1-Electron Atom: Find Energy & Normalization Constant
- UbikPkd
- · Replies 1 ·
Maximum Acceleration, Speed, and Position of Oscillating Object
- Kudo Shinichi
- · Replies 1 ·
Spherical Capacitors, electric fields.
- Spoony
- · Replies 11 ·
Ideal gas law concerning the exponential atmosphere
- pentazoid
- · Replies 5 ·
MHD magnetic field equations for high and low resistivity
- Logarythmic
- · Replies 3 ·
What are the components of the vector
- anuman
- · Replies 1 ·
Solve Doppler Effect Question 15: Find the Frequency Shift
- accol
- · Replies 2 ·
Acceleration of missile pursuing tank at constant speed
- physicsnoob93
- · Replies 3 ·
CM: Calculus of Variations Airplane problem
- Hazerboy
- · Replies 1 ·
Finding the force on a charged particle from its deceleration
- accol
- · Replies 3 ·
Using Gauss' Theorem to Show Integral Convergence in Divergence Theorem
- latentcorpse
- · Replies 13 ·
Parallel Axis Theorem/Center of Mass
- Omniscient
- · Replies 1 ·
Electric field due to charged sphere.
- Spoony
- · Replies 12 ·
Show that a longitudinal wave is electrostatic
- Logarythmic
- · Replies 4 ·
Waves: the amount of time for a particle to move a distance on a string
- torrie110
- · Replies 1 ·
Solar wind density at Jupiter from Earth measurements
- Logarythmic
- · Replies 1 ·
How Does Electron Beam Momentum Relate to Molecular Structure Resolution?
- Spam88
- · Replies 1 ·
How Long Does a Pendulum Take to Complete 12 Oscillations?
- hellokitty
- · Replies 11 ·
Finding Relevant Velocities in Counter-Propagating Colliding Beams
- Rory9
- · Replies 1 ·
Lagrangian for bead sliding on rotating ring
- wdednam
- · Replies 1 ·
Find e/m Ratio: Lab Report Graph Analysis
- Lorentz09
- · Replies 1 ·
How Can the Lorentz Group Be Represented on \(\mathbb{R}^{4^n}\)?
- the1ceman
- · Replies 9 ·
Electric field and potential difference in coaxial cable
- student111
- · Replies 1 ·
How Much Delta-V is Needed for a Hohmann Transfer to Mars?
- hhhmortal
- · Replies 6 ·
What is the Magnetic Energy Problem and How Can It Be Solved?
- Spoony
- · Replies 11 ·
Is the Chern-Simons Lagrangian a Lorentz Scalar in a 2D World?
- Rory9
- · Replies 2 ·
Integration problem to calculate partition function of a gase in a blackbody
- PullMeOut
- · Replies 4 ·
How Do You Quantize the Hamiltonian for a Particle on a Unit Circle?
- the1ceman
- · Replies 2 ·
Zeeman Effect Problem [Maybe Simple for you]
- getcarter
- · Replies 2 ·
Reverse orientation of eliptically polarised light
- gcooke
- · Replies 1 ·
Electrical heating rate for a heated sphere in an air stream
- brazil2200
- · Replies 3 ·
Is There an Algebra Mistake in this Derivation?
- ManyNames
- · Replies 16 ·
Proving Conservation of (u_{α}+eA_{α})ξα on Particle World Line in Relativistic Mechanics
- mtak0114
- · Replies 3 ·
[electrodynamics] rotating hollow sphere
- Herbststurm
- · Replies 4 ·
Which room contains the greater mass of air?
- pentazoid
- · Replies 1 ·
Why Does Photon Energy Calculation Yield Different Results?
- monstersaurou
- · Replies 1 ·
Rotating mass system with a forward velocity and acceleration
- gmacmilla
- · Replies 1 ·
Does a Voltmeter Measure the Potential Difference Between Two Points?
- Niles
- · Replies 6 ·
How Should Charge q Be Allocated for Maximum Force on Two Objects?
- Air
- · Replies 9 ·
What Mobility is Needed for Diamond to Have Intrinsic Conductivity?
- Distr0
- · Replies 1 ·
Calculating Induced Current in a Circular Loop Inside a Solenoid
- pentazoid
- · Replies 2 ·
Doubt regarding Length Contraction's derivation
- shanu_bhaiya
- · Replies 15 ·
How Many Atoms Are in the FCC Lattice with a Basis?
- hhhmortal
- · Replies 6 ·
Change in Classical Velocity of an Electron
- merlinh
- · Replies 1 ·
How Does an X-ray Machine Function in Different Settings?
- foxandthehen
- · Replies 1 ·
Calculating EMF and Current in a Parallel Plate Capacitor Loop
- pentazoid
- · Replies 9 ·
What Is the Normalisation Constant for a Deuteron Wavefunction?
- ppyadof
- · Replies 1 ·
X-ray Diffraction: Smallest Angle of Scattering
- hhhmortal
- · Replies 2 ·
Solving Decay & Parity Problem with J=1 & Spin 1/2 Particles
- erwinscat
- · Replies 2 ·
Lagrangian mechanics: Kinetic energy of a bead sliding along a bent wire
- wdednam
- · Replies 3 ·
Question now has a picture to match
- foxandthehen
- · Replies 2 ·
Thermodynamic cycle, work, energy heat input solving
- sm1t
- · Replies 2 ·
Solve Peskin's QFT Eqn 2.54 with Hints
- ananya J
- · Replies 3 ·
Electric field's due to continuous charge distributions
- Spoony
- · Replies 15 ·
What Are the Quantum Angular Momentum States for a Pair of Spin-1/2 Particles?
- philip041
- · Replies 1 ·
Calculate Heat Flow Rate Across a Wall: 100 W Lightbulbs
- electritron
- · Replies 1 ·
Proving Fourier Bessel Series Expansion with Limiting Procedures
- cabin5
- · Replies 1 ·
Capacitor made of concentric spherical conducting shells
- perfectionist
- · Replies 2 ·
Energy considerations in LC oscillations. How is it in SHM?
- weirdo
- · Replies 2 ·
Disk on inclined slot in contact with moving conveyor belt
- foxandthehen
- · Replies 2 ·
[Basic QM] Potential step & particle flow, my answer is inconsistent ?
- Nick89
- · Replies 2 ·
How Many 3-Digit Numbers Are Divisible by 5?
- zipup
- · Replies 2 ·
Mass and Moment of Inertia of a Planet
- guru_to_be
- · Replies 2 ·
What is the Specific Heat Capacity of Air at 300K and 1 atm?
- hhhmortal
- · Replies 5 ·
Raising and Lowering momentum operators
- soul
- · Replies 1 ·
Bernoulli's Principle- Vertically Aligned Holes
- Live To Win
- · Replies 1 ·
Why does doubling frequency multiply RMS voltage by √2?
- calculator20
- · Replies 3 ·
Joules and Kinetic Energy [units wise]
- thomas49th
- · Replies 2 ·
Cosmology Question that I really don't have a clue on.
- ppyadof
- · Replies 1 ·
What is the Momentum Operator Identity in Modern Quantum Mechanics?
- malawi_glenn
- · Replies 6 ·
Ground state probability in 1st order time-dependent perturbation theory
- wam_mi
- · Replies 8 ·
How Do Two Attracting Particles Behave in Quantum Mechanics?
- joker_900
- · Replies 3 ·