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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Designing a Level Shifter Circuit for 0-5V Output
- -EquinoX-
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Two lense system - Homemade spyglass.
- Casper^^
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Angular momentum eigenvalues of ψ = A(ar² + bz²) with spherical harmonics
- Deathfrost
- · Replies 13 ·
Finding the Resultant of Three Forces on a Particle
- hodgepodge
- · Replies 2 ·
Understanding Relativistic Muon Decay and Time Dilation
- Spurious J
- · Replies 2 ·
Calculate Change in Velocity: 5.02N, 4kg, 23.3s, 116.966N*s
- PepeF.
- · Replies 2 ·
How Do You Calculate the Force to Slow a Spinning Disc to a Stop?
- bobbles22
- · Replies 4 ·
Do projectiles with same range have same initial speed?
- cubs_fanatic
- · Replies 11 ·
Charge-to-mass ratio with Zeeman Effect
- tuomas22
- · Replies 1 ·
Superposition of total electric field
- aznmaverick
- · Replies 10 ·
Faraday's law for an infinite magnetic field slab
- ehrenfest
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What Are the Frequency Components of an FM Wave?
- H_man
- · Replies 1 ·
What Is the Radial Schrödinger Equation for Hydrogen with Maximum l Value?
- tuomas22
- · Replies 5 ·
How long does it take a Capacitor to charge to 80% of its final value?
- MarkH748
- · Replies 7 ·
Helium Gas: Pressure, root-mean-square velocity, and more
- Username1234
- · Replies 6 ·
1D diffusion equation with step function IC and conservation constraint
- osdes
- · Replies 2 ·
Solve Hamilton-Jacobi Equation for Hamiltonian w/ Mixed Terms
- jamaicanking
- · Replies 2 ·
Canonical Transformation and harmonic-oscillator
- Shafikae
- · Replies 7 ·
Moment of Inertia: Solid Sphere
- cepheid
- · Replies 18 ·
How do trigonometric tangents relate to partial derivatives in wave equations?
- darkchild
- · Replies 6 ·
How Are Hamiltonian and Lagrangian Functions Related?
- Shafikae
- · Replies 1 ·
Inter-atomic force in a Hydrogen molecule - finding spring stiffness
- Username1234
- · Replies 2 ·
Stability of spinning asymmetric top with Euler's equations
- Shafikae
- · Replies 5 ·
Problem redirected to homework help forum
- Void123
- · Replies 3 ·
Calculate Efficiency of Particle Production
- Nusc
- · Replies 1 ·
Calculating the invariant E^αβ E_αβ with the metric
- Nusc
- · Replies 1 ·
How to Find a Specific Transformation for a Specific Hamiltonian?
- Cosmossos
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Electric field in spherical coordinates obeys Maxwell's equations
- maverik
- · Replies 7 ·
Force between identical wires in a circuit (1st post)
- dtchannell88
- · Replies 2 ·
B-Field between two ribbons problem
- HPRF
- · Replies 17 ·
EM waves in matter (electrodynamics)
- maverik
- · Replies 1 ·
Elastic Collision between a neutron and helium nucleus.
- nocho8
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How does a scintillator-PMT setup measure muon lifetime?
- martinhiggs
- · Replies 2 ·
A 0.300 kg hollow sphere is rolling along a horizontal floor
- ice2morrow
- · Replies 11 ·
Kinematics of a Particle: Curvilinear Motion
- rcbq36
- · Replies 1 ·
Lie derivative of a covector in abstract index notation
- gnieddu
- · Replies 10 ·
Proof involving a cylinder rolling off of a larger cylinder
- Salterium
- · Replies 3 ·
Finding Fermi coupling constant from muon lifetime measurement
- martinhiggs
- · Replies 4 ·
How do you calculate the exit velocity in aerodynamics?
- freedevil
- · Replies 1 ·
How Is the Vibrational Frequency of a Carbon Dimer Calculated?
- singular
- · Replies 1 ·
How Does Faraday’s Law Determine Induced Current in a Circuit?
- aznmaverick
- · Replies 1 ·
Can Diffraction Gratings Resolve Close Wavelengths in Visible Light Spectrum?
- cheff3r
- · Replies 2 ·
Is the coupling constant just Gz for all these interactions?
- venomxx
- · Replies 5 ·
Energy levels of Lithium. Quantum.
- vwishndaetr
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How Does Bohr's Theory Apply to Electron-Positron Orbits?
- dorts
- · Replies 1 ·
What is her speed when she is at an angle theta?
- mgillespie67
- · Replies 2 ·
What is the Relativity of Velocities Formula?
- jderm
- · Replies 2 ·
Can a 60 cm Guitar String Reach Frequencies Up to 20 kHz?
- sowmit
- · Replies 7 ·
How to Derive the Second Expression in @Peskin Eqn 2.54?
- SuperStringboy
- · Replies 2 ·
How to Calculate Force Between Moving Charged Particles?
- Nusc
- · Replies 3 ·
Finding F(q) for a Uniform Spherical Charge Model of the Proton
- jeebs
- · Replies 1 ·
How Do Firecracker Explosions and Pion Decay Demonstrate Special Relativity?
- physicsug
- · Replies 10 ·
Generating function for canonical transformation
- Loxias
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Symmetric and antisymmetric wave functions for symmetric potential
- Cosmossos
- · Replies 4 ·
How to Determine Chemical Potential of 44 ^6Li Atoms in a 3D Harmonic Well?
- Mattofix
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Raising momentum operator acting on spherical harmonics
- FourierX
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How Do We Calculate Centrifugal Acceleration in Celestial Bodies?
- johnq2k7
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Calculating the Cheaper Option for Heating Room
- pcoppin
- · Replies 2 ·
What is the Kinetic Energy of a Pulley System with Bodies B1, B2, and B3?
- scratchfish
- · Replies 2 ·
How Much Work Is Done by the Force on the Rolling Cylinder?
- scratchfish
- · Replies 11 ·
Stuck on entropy problem after initial setup
- rbwang1225
- · Replies 1 ·
A bullet goes through a ballistic pendulum, what is it's initial velocity?
- Nibbz
- · Replies 1 ·
Finding Absorption Lines in Hydrogen Atom (n=10)
- dorts
- · Replies 2 ·
What Are the Quantum Numbers for the Helium Atom in an Excited State?
- jeebs
- · Replies 2 ·
Number of photons emitted from a light bulb entering the eye
- dymondahlis
- · Replies 2 ·
Oscillations & Traveling Waves: How long is the string?
- aaa10196
- · Replies 1 ·
Solve Double Pendulum Beat Period Calculation
- captainjack2000
- · Replies 1 ·
Thermodynamics: Steam Powered Carnot Engine Question
- spinverted
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How to Calculate the Maximum Energy of Ejected Electrons?
- Panic Attack
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What is the signature of the given metric?
- wglmb
- · Replies 7 ·
Particle Physics Struggles: Which Interactions are Most Likely?
- kylie14
- · Replies 5 ·
Doppler effect, offset from line of effect
- cheff3r
- · Replies 2 ·
How could we create a microwave maker?
- moqiluo
- · Replies 4 ·
Torque and Magnitude of Acceleration Question
- jegues
- · Replies 4 ·
Calculating Mass An Object Can Float In The Ocean
- SpearoWilso
- · Replies 7 ·
Gravitational Field Difference on body near a black hole.
- BCHurricane89
- · Replies 1 ·
Resonance (standing waves) in glass tube with water
- cheff3r
- · Replies 6 ·
Minkowski spacetime diagrams, what does the hyperbola represent?
- knowlewj01
- · Replies 1 ·
How to approach diffraction and wave problems
- G4CKT
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Vector product and angles
- jegues
- · Replies 14 ·
What is the kinetic energy distribution given the probability distribution?
- jderm
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Uniformly-charged disk electric field at ANY point (i.e., off-axis)?
- TTTTTTrent
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Measurement of Young modulus of Copper
- Apathetic
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How Does Tripling a Filament's Diameter Affect Current Flow?
- captainjack2000
- · Replies 3 ·
How do you represent vectors in a 3D space?
- phy-79
- · Replies 1 ·
Relativistic and non-relativisitic kinetic energy
- lola2000
- · Replies 5 ·
Annoying Differential Geometry/tensor question in GR
- latentcorpse
- · Replies 1 ·
How Does the Abel-Plana Formula Apply to Casimir Force Calculations?
- Lancen
- · Replies 2 ·
How to find the tension of the cord (Conical Pendulum)?
- onhcetum
- · Replies 3 ·
First order perturbation theory
- Joe_UK
- · Replies 1 ·
Show that (u·∇)u = ∇(½u²) + (∇∧u)∧u
- connor415
- · Replies 13 ·
How Thick Should the Wall Be to Scatter Half the Particle Beam?
- leviathanX777
- · Replies 3 ·
Is it possible to show that the 6 states generated are not all unique?
- MathematicalPhysicist
- · Replies 1 ·
Compute Christoffel Symbols for Metric w/ Time Variable
- latentcorpse
- · Replies 9 ·
Quantum Harmonic Oscillator - What is the Temperature of the system?
- obi-wan
- · Replies 8 ·
Electromagnetic force in moving frames with relativistic velocity
- whatsapro
- · Replies 1 ·
Help solving logical reasoning problems
- don.christian
- · Replies 1 ·
Deriving coordinate-free form of dipole electric field from spherical form
- naele
- · Replies 4 ·
Center of Mass and Mass Moment of Inertia
- ACE_99
- · Replies 5 ·
Doppler effect, moving car and whistle
- cheff3r
- · Replies 3 ·