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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How Do You Solve the Symmetric Delta Potential Problem in Quantum Mechanics?
- lessheffield
- · Replies 5 ·
Two possibilities for its x component?
- alexoftennis
- · Replies 1 ·
Partition Function in Thermal Physics: Overcounting States?
- ak416
- · Replies 3 ·
What Is the Speed of a Neutral Pion Decaying into Two Photons?
- koab1mjr
- · Replies 5 ·
Cavity black-body radiation aboard a relativistic rocket
- Methavix
- · Replies 4 ·
Random Walk: Calculating Standard Deviation from Mean Position
- Someone1987
- · Replies 2 ·
Calculating $\tau$ for Electron in Double Square Well
- ywkim880801
- · Replies 1 ·
How to calculate stopping potential
- 6021023
- · Replies 5 ·
Which Two Resistors Are Parallel in This Circuit?
- HEYJOHN
- · Replies 1 ·
Energy of Oscillations: Find Work Done Against Tension
- anubis01
- · Replies 2 ·
Show that air drag varies quadratically with speed
- monkeyboy590
- · Replies 3 ·
Inverse Compton scattering in SR
- diazona
- · Replies 4 ·
Relativistic Energy: Matter & Photon
- serverxeon
- · Replies 1 ·
Finding Sphere Diameter for Radiation Equilibrium?
- kmoh111
- · Replies 5 ·
Is A Self-Adjoint in Wave Mechanics?
- noblegas
- · Replies 10 ·
3-dimensional charge density for a finite thin wire
- mjordan2nd
- · Replies 5 ·
Small oscillations of an atom bonded to a surface
- CaptainEvil
- · Replies 16 ·
Is Q Self-adjoint Given Certain Conditions?
- noblegas
- · Replies 13 ·
Where Does the Block Land on Level Ground?
- CaptainEvil
- · Replies 3 ·
Electric Field in a tiny cubical cavity within three piled disks of charge.
- ELESSAR TELKONT
- · Replies 3 ·
How to Derive Legendre Polynomials Using Orthogonalization?
- noblegas
- · Replies 6 ·
Lagrange's Undetermined Multipliers
- tshafer
- · Replies 1 ·
Hydrogenic Atom emitting electron - probability of remaining in ground state
- Mathmos6
- · Replies 1 ·
Is AB Hermitian If A and B Are Hermitian Operators?
- burningbend
- · Replies 5 ·
QM Sakurai 1.9 - Problem at last step only
- alienskin562
- · Replies 6 ·
What are the dimensions of abs(b_{n})^2 and abs(b(k))^2 in particle functions?
- iamalexalright
- · Replies 1 ·
Time dilation for traveler moving at 0.81c to Vega
- chenying
- · Replies 5 ·
How Can I Show That \( \exp(-iaP/\hbar) = U \)?
- naggy
- · Replies 2 ·
Classical and relativistic number of muons
- jessicah
- · Replies 1 ·
How can the Doppler effect of light determine an astronaut's speed?
- jessicah
- · Replies 1 ·
Quantum mechanics - normalisation of wavefunction
- tigger88
- · Replies 8 ·
Finding the Scalar Potential of a Sphere with Non-Uniform Charge Density
- MarcZero
- · Replies 1 ·
Solve Relativistic Momentum Problems with Newton's Second Law | F=y3ma
- jessicah
- · Replies 1 ·
Solve Simple Wave Problem: Find y at x=0.25 m & t=0.15 sec
- Gil-H
- · Replies 2 ·
How Far Does a Block Slide Up an Incline with Friction?
- TWPC920
- · Replies 1 ·
Gradient of Vector A: What Does It Mean?
- enricfemi
- · Replies 4 ·
Field of non-uniformly charged ring
- skyrolla
- · Replies 5 ·
Expectation value of a wave function
- bjogae
- · Replies 9 ·
Finding t from Lorentz transformation when moving clock reads 10s
- harvellt
- · Replies 2 ·
Masses and ratios of steller objects
- SpaceTrekkie
- · Replies 1 ·
Electric potential energy and point charges
- cristina045
- · Replies 1 ·
Photon scattering with a moving electron
- wakko101
- · Replies 3 ·
Solving Schrodinger Equation in Two Dimension, r and theta
- gatztopher
- · Replies 9 ·
Calculating the Delta of a Function with Zeros
- LocationX
- · Replies 18 ·
Gauss law and nonconducting spherical shells
- nogoodaatphys
- · Replies 1 ·
Insane Electromagnetic Induction Question. Challenge your brains
- geraldino
- · Replies 2 ·
What are the two questions on kinematics?
- andrewhei
- · Replies 3 ·
Finding the Force Acting on a particle
- LazyMan
- · Replies 1 ·
What is the Net Electric Flux through a Sphere with an External Charge?
- Brian-san
- · Replies 3 ·
Force attracting a particle and time required
- LazyMan
- · Replies 1 ·
Estimating Central pressure in Star
- godzilla5002
- · Replies 2 ·
QM Collision Exercise: Find Gamma Ray Wavelength in CMS
- Ibycus
- · Replies 1 ·
Field due to charge on surface of dielectric
- weichi
- · Replies 5 ·
Capacitance of two conducting spheres
- AxiomOfChoice
- · Replies 2 ·
How do I find expectation values for a particle in an infinite well?
- E92M3
- · Replies 1 ·
How can the range of a projectile fired at an angle up a hill be calculated?
- cameo_demon
- · Replies 3 ·
Helmholtz Free Energy: Finding C_H-C_M Relation
- LocationX
- · Replies 10 ·
Is My Quantum Mechanics Probability Calculation Correct?
- facenian
- · Replies 2 ·
Special relativity problem (momentum and velocity)
- Quazswed
- · Replies 6 ·
Calculating the potential of a uniformily charged spherical solid
- noblegas
- · Replies 3 ·
Cooling via Expansion: He vs Ar Gas
- manuj
- · Replies 7 ·
How does Newton's Second Law Relate Velocity and Force?
- beecher
- · Replies 8 ·
Prove s^2 = s'^2 using the Lorentz Transformation
- beecher
- · Replies 7 ·
How Do You Derive the Distance Fallen by a Particle with Quadratic Drag?
- bcjochim07
- · Replies 5 ·
How High Was the 200kg Mass Dropped to Achieve 400J of Kinetic Energy?
- bigk2331
- · Replies 1 ·
Calculating isothermal copressibility and expansion coefficient
- Zcuttlefish
- · Replies 2 ·
How Does Recoil Affect Photon Emission and Absorption Frequencies?
- th5418
- · Replies 5 ·
Proving $\nabla^2(\frac{1}{r})=-4\pi\delta^{(3)}(r)$
- Unkraut
- · Replies 10 ·
New Problem about solving a Laplace Equation in cylinder coordinates
- hectoryx
- · Replies 6 ·
Solving Shifted Infinite Well: A&B Coefficients
- E92M3
- · Replies 2 ·
Reflection of Circular Polarized Light
- keniwas
- · Replies 2 ·
How Do You Derive and Invert Spherical Coordinate Unit Vectors?
- Yitzach
- · Replies 7 ·
How to calculate a commutator from hydrogen atom radial equation
- DragonPetter
- · Replies 2 ·
Circular Orbits/Effective Potential
- Brian-san
- · Replies 4 ·
Wave mechanics: the adjoint of a hamiltonian
- noblegas
- · Replies 40 ·
How to Diagonalize Hamiltonian in Bloch Approximation for Spin Systems?
- Petar Mali
- · Replies 3 ·
"Solving Free-Falling Pole Vaulter Problem
- Pogorz
- · Replies 1 ·
How Do I Find Unit Vectors Perpendicular to Given Vectors?
- Pogorz
- · Replies 7 ·
What Are the Probabilities of Different Positions in an Infinite Square Well?
- chromosome24
- · Replies 6 ·
How to Evaluate the Sum of Levi-Civita Symbols?
- sleventh
- · Replies 6 ·
Finding a unitary operator for two-state mapping with angle θ
- Kreizhn
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Combined rotational and translational motion
- e2m2a
- · Replies 1 ·
How far does the parachutist fall before his parachute opens?
- kelsybayless
- · Replies 2 ·
How Does This Quantum Spin Equation Simplify?
- Petar Mali
- · Replies 2 ·
Finding velocity using relativistic energy equations
- borie88
- · Replies 2 ·
Two charged balls connected by a thread in Coulomb's law problem
- jayz618
- · Replies 5 ·
How Does Gantry Speed Deceleration Impact VMAT Delivery Accuracy?
- Rafi7
- · Replies 1 ·
Thin conducting plate boundary conditions
- nutan123
- · Replies 1 ·
Power dissipated in a cylindrical cavity due to a current carrying filament
- nutan123
- · Replies 1 ·
Deriving Orbital Period with Kepler's & Taylor Expansions
- ArbazAlam
- · Replies 10 ·
How do commutation relations help in solving quantum mechanics?
- noblegas
- · Replies 20 ·
Franck-Hertz experiment energy transfer and apparatus questions
- vorcil
- · Replies 1 ·
Can the Law of Sines Determine Chandelier Tension Accurately?
- CandyApples
- · Replies 2 ·
Potential of an infinite line of charge
- th5418
- · Replies 8 ·
Adjoint of an operator for particles
- noblegas
- · Replies 22 ·
Why Does Multiplying Jacobian Determinants Equal One?
- primrosewater
- · Replies 1 ·
What Are the 18 Spherical Connection Coefficients?
- egreg
- · Replies 2 ·
How do I find the variance of p for a given wave function?
- agingstudent
- · Replies 10 ·
What Are the Units of μ in a Variable Charge Density on a Rod?
- TheLegace
- · Replies 3 ·