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 AlGaAs/GaAs Band Gap and Conduction Band Offset Variations
- daffoddill
- · Replies 3 ·
Calculating Q for {}^{12}_{7}N Beta+ Decay
- Lissajoux
- · Replies 13 ·
Calculations Involving Binding Energy of Nucleus
- Lissajoux
- · Replies 1 ·
Finding 2x2 Hamiltonian Matrix for Second-Quantized Hamiltonian
- RugbyRyan
- · Replies 4 ·
Elektron beam strikes in potential barrier
- rayman123
- · Replies 10 ·
Finding angular frequency of damped oscillation
- striker300
- · Replies 2 ·
What Determines the Flavour Content of Elementary Particles?
- Lissajoux
- · Replies 10 ·
Entropy Change in Reversible and Irreversible Cycles
- Bigfoots mum
- · Replies 6 ·
Why Is Energy Held Fixed in an Open System Equation?
- ehrenfest
- · Replies 8 ·
How Massive Must a Neutron Star Be to Keep Its Surface Intact While Rotating?
- wood_magpies
- · Replies 1 ·
Difference between 2 Langrangians, proof
- fluidistic
- · Replies 9 ·
Dynamics Question: Mass Moment of Inertia & Work Done by Gravity
- seto6
- · Replies 1 ·
Fitting Fraunhofer Diffraction Data
- LogicalTime
- · Replies 1 ·
How Do You Calculate the Properties of a Nucleus?
- Lissajoux
- · Replies 10 ·
Relativistic CM frame Kinetic energy
- Bigfoots mum
- · Replies 3 ·
What is the moment of inertia for a sphere rotating about a tangent axis?
- danielatha4
- · Replies 5 ·
Average electric field in spherical volume
- jam357
- · Replies 2 ·
Rotating bar, each end different velocities
- Sarial
- · Replies 1 ·
Proving No Length Contraction in Lorentz Transformation
- wam_mi
- · Replies 1 ·
Green's function: Dirac-delta point scatterer where point sorce is located
- vacaloca
- · Replies 1 ·
Magnetism Questions: Answers & Help
- rvlotstein
- · Replies 1 ·
First order phase transition (van der waals gas)
- jasony
- · Replies 1 ·
Does it work this way (intro electrodynamics)?
- monkeykoder
- · Replies 12 ·
Lagrangian of a system of several masses and springs
- fluidistic
- · Replies 10 ·
Anti-commutation of parity operator
- sydfloyd
- · Replies 4 ·
How Does Earth's Rotation Affect the Energy Needed to Orbit a Satellite?
- minifhncc
- · Replies 20 ·
Reaction/Kick Load Calculation
- faraz56
- · Replies 1 ·
Dynamic Analysis - What will be the amplitude
- Half-Pint
- · Replies 4 ·
How Does a Thin Glass Plate Affect Young's Double Slit Experiment?
- brad sue
- · Replies 2 ·
What Capacitance is Needed to Tune an LC Circuit to 100 MHz?
- physics100000
- · Replies 1 ·
What are the properties of a normalized wave function?
- vorcil
- · Replies 17 ·
Zeeman Splitting, Paschen-Back Effect
- hhhmortal
- · Replies 1 ·
Tensor Notation Explained - Understanding Differences and Derivatives
- Old Guy
- · Replies 1 ·
How Do You Calculate the Molar Entropy of a Gas?
- leviathanX777
- · Replies 1 ·
Thermodynamics: Calculating mass of air over a change in pressure/temperature
- MrNathan
- · Replies 5 ·
How to Calculate the Volume Flow Rate to Overcome Inertia in Fluid Mechanics?
- Rocket_Au
- · Replies 4 ·
Differential Cross Section for scattering by Hard Sphere
- logic smogic
- · Replies 7 ·
Electron Energy Levels in Nanowire | Approximation & Quantum #s
- Pengwuino
- · Replies 1 ·
One-Dimensional Box: Analyzing Butadiene's UV/VIS Spectrum
- Mechdude
- · Replies 4 ·
Lagrangian of a system (First pages of L&L)
- fluidistic
- · Replies 7 ·
Solve Harmonic Oscillator - Find Kinetic & Potential Energy
- rayman123
- · Replies 8 ·
Solving Distributed Load Homework: Reaction Forces at A and B
- Air
- · Replies 3 ·
Impossible Sp. Relativity question?
- Zorba
- · Replies 9 ·
How Fast Does a Ship Travel to Reach the Nearest Star in 4.25 Years?
- tomeatworld
- · Replies 3 ·
Differential cross-section and scattering.
- hhhmortal
- · Replies 6 ·
HELP Does anyone know anything about elliptical motions of Pendulums?
- aw7879
- · Replies 3 ·
Relate Magnetic Field, Rotations, and Length of Area in Spin 1/2 Systems?
- Cosmossos
- · Replies 1 ·
How Does a Gaussian Wave Packet Spread Over Time?
- Shackleford
- · Replies 2 ·
Insulating Spherical Shell Potential Problem question
- ramuramu
- · Replies 3 ·
Infinite well's standing wave
- skym
- · Replies 1 ·
Heisenberg's Momentum-Position Uncertainty Principle
- Koshi
- · Replies 1 ·
Charge of a sphere, thin circular hoop
- Oloria
- · Replies 11 ·
Analysing Op Amp Circuit with a Photo diode
- zimbabwe
- · Replies 2 ·
Derive a 2 order ODE from a physical problem
- lo1206
- · Replies 3 ·
Taylor Expanding Two Equations: Analysis & Results
- latentcorpse
- · Replies 1 ·
When to Use Gauss's Law and Coulomb's Law for Calculating Electric Field?
- Fanta
- · Replies 13 ·
Distance a density will propagate in time
- Phyisab****
- · Replies 2 ·
Particles in an energy eigenstate not moving?
- sheelbe999
- · Replies 1 ·
Particles in an energy eigenstate not moving?
- sheelbe999
- · Replies 3 ·
Special relativity the EM stress energy tensor
- peterjaybee
- · Replies 6 ·
How is Work Calculated in Reversible Adiabatic Expansion?
- tensus2000
- · Replies 5 ·
Statistical thermodynamics: number of states of particle in central potential
- Derivator
- · Replies 1 ·
Calculating Ohmic Heating Loss in a Conductor
- smcdan32
- · Replies 5 ·
What Is the Energy of a 3p Electron in Lithium?
- hitmeoff
- · Replies 2 ·
How Does Diffusion Affect Electron Density in a Solar Cell?
- Otterhoofd
- · Replies 1 ·
Scalar and vector potentials and magnetic monopoles
- peterjaybee
- · Replies 4 ·
Optics: plane of vibration, state of polarization
- Breedlove
- · Replies 1 ·
Magnet dropping through a loop
- semc
- · Replies 1 ·
How Does the Normalization of a Wave Function Work?
- sameh1
- · Replies 1 ·
Finding a solution to Maxwell's equations from initial datas
- fluidistic
- · Replies 3 ·
Solving One Dimensional Wave Motion with Mass m
- zheng89120
- · Replies 6 ·
What Do These Einstein Summation Convention Expressions Represent?
- bon
- · Replies 40 ·
Compressing ideal gas isothermally, calc work
- gcooke
- · Replies 2 ·
How Does Entropy Explain Heat Transfer Between Two Einstein Solids?
- heyjude619
- · Replies 2 ·
What is the Probability of Multiple Electron Emission Over Time?
- irycio
- · Replies 6 ·
Help with proof of thermodynamics equation
- ksingh1990
- · Replies 1 ·
Help with example from goldstein (lagrangian)
- cahill8
- · Replies 3 ·
How to Calculate the Virial Theorem for a Particle Moving in a Potential?
- Denver Dang
- · Replies 4 ·
But you haven't given us any values to help you with! :eek:
- knobles8179
- · Replies 1 ·
What Is the Maximum Voltage for a Circuit with Series and Parallel Resistors?
- knobles8179
- · Replies 1 ·
Gas molecule and moving wall collision
- ian2012
- · Replies 1 ·
Calculus of variations, Fermat's principle
- fluidistic
- · Replies 14 ·
What is the Temperature of the Gas in State A?
- urgent
- · Replies 4 ·
Asymptotic behavior quadrupole potential
- NanakiXIII
- · Replies 2 ·
Rutherford Scattering cross section
- SuperPokenerd
- · Replies 3 ·
Unlock the Secrets of 2V: Is It the Same as Vcc?
- -EquinoX-
- · Replies 5 ·
Solving a Lightning Storm Homework Problem
- vdeity
- · Replies 4 ·
Proving [\hat{x}, \hat{k}]=i in Operator Notation
- latentcorpse
- · Replies 15 ·
Calculating Theoretical Transfer Efficiency for Wireless Energy System
- redhot2k4
- · Replies 1 ·
RLC Series Circuit Problem: Find V_source from V_R, V_L, V_C
- nucleawasta
- · Replies 2 ·
Minimum Kinetic Energy of a Proton Confined in a Uranium Nucleus
- Shackleford
- · Replies 5 ·
Derivation of Metric for 3-Sphere Embedded in 4-Space
- Matterwave
- · Replies 2 ·
Waves on Tight Strings: Boundary Condition Problem
- MattMark'90
- · Replies 1 ·
What Does Stationarity Mean in the Context of the Euler-Lagrange Equations?
- TheDoorsOfMe
- · Replies 3 ·
Jackson's 5.35: Insulated Coil on a Sphere
- shaun_chou
- · Replies 3 ·
Wavefunctions and boundaries of a 1D-potential well
- indie452
- · Replies 6 ·
Calculating trace with slashed item
- qaok
- · Replies 1 ·
Find linear combination of 16 Γ matrices
- qaok
- · Replies 1 ·
Stuck on Merry-Go-Round Physics Review?
- Aperott2
- · Replies 2 ·
Thermodynamics: Determine Temp State B (K) at 7atm, 634°C
- Dakaa
- · Replies 1 ·