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Answer to Sakurai 2.22 makes no sense
- QFT25
- · Replies 4 ·
Core Mass-Luminosity Relationship in RGB Stars
- Jamison Lahman
- · Replies 2 ·
What is the acceleration of the masses in a double double Atwood machine?
- Incand
- · Replies 2 ·
Can meson decay be determined using rest frames and momentum conservation?
- ElectricEel1
- · Replies 10 ·
Proving that three closed orbits must contain a fixed point
- infinitylord
- · Replies 1 ·
Why is the Bohr model valid for high-n transitions in helium?
- Poirot
- · Replies 1 ·
Small Angle Approximation to Hoop Oscillator
- FallenApple
- · Replies 5 ·
Nuclear Magnetic Moments - Oxygen 15
- BOAS
- · Replies 1 ·
Expectation value in coherent state
- spaghetti3451
- · Replies 12 ·
Not a homwork problem, Fresnel Equations
- Alvis
- · Replies 1 ·
Equilibrium points and small oscillation frequency for potential V(x)=k₁x²/2+k₂/x
- physics148
- · Replies 14 ·
Calculating Entropy for 26 Particles in Box
- Fruitbraker
- · Replies 5 ·
Young's double slit interference
- ppy
- · Replies 1 ·
Potenital of a cylindrical, linear dialectric in a E-Field
- PhotonSSBM
- · Replies 1 ·
Two Coaxial Linear Magnetic Materials
- ApoI1o
- · Replies 2 ·
Calculating Change in Entropy for Gas Mix
- ajbeach2
- · Replies 2 ·
Electric field of a charged dielectric sphere
- 1v1Dota2RightMeow
- · Replies 37 ·
Time evolution of a two-state system
- Milsomonk
- · Replies 4 ·
Four-Velocity and Schwartzchild Metric
- DRose87
- · Replies 1 ·
Finding Pressure, Temperature, and Chemical Potential for a Non-Ideal Gas System
- Selveste
- · Replies 1 ·
Adiabatic Process: Work Calculation for Ideal Gas
- Incand
- · Replies 6 ·
What are the simple modes and frequencies for weakly coupled oscillators?
- Zanatto
- · Replies 4 ·
Special Relativity Forces and Energy
- jeffbarrington
- · Replies 2 ·
Energy splitting in hyperfine structure
- Kara386
- · Replies 4 ·
Heat Conduction - How long does it take?
- Fruitbraker
- · Replies 1 ·
Is the pressure contribution formula Galilean and Lorentz invariant?
- Vrbic
- · Replies 25 ·
Negative Energy Density in EM Waves?
- jeffbarrington
- · Replies 6 ·
Partition function, Ideal gas, Entropy
- Incand
- · Replies 2 ·
Magnetic field due to a spinning sphere
- Jezza
- · Replies 1 ·
Surface plasmon polaritons at metal / insulator interfaces
- Monster1771
- · Replies 1 ·
Not sure I understand commutation relations
- sa1988
- · Replies 3 ·
Changing cross-sectional area effect on induced current
- Casalino F
- · Replies 10 ·
Finding the State and Expectation Value for a Free Particle at Time t
- spacetimedude
- · Replies 8 ·
Calculate momentum, kinetic energy, speed etc. for a decay
- Ofinns
- · Replies 10 ·
Forces of Constraints: Solved Example in Gregory's Book
- sayf alawneh
- · Replies 1 ·
E radial equation for a hydrogenic atom
- ElectricEel1
- · Replies 1 ·
What is the effect of singularity on the calculation of charge density?
- spaghetti3451
- · Replies 5 ·
Hamiltonian formulation and the Kepler problem
- gammon54
- · Replies 2 ·
Transforming Cone Line Elements: Proving Flat Geometry?
- joshua2112
- · Replies 1 ·
Finding the potential between two coaxial cylinders
- Jaco Leo
- · Replies 9 ·
Many particle physics - Hamiltonian for Fermi system
- Plaetean
- · Replies 1 ·
Energy shift in excited state sodium
- Kara386
- · Replies 6 ·
Bond length uncertainty in C-H stretch from virial theorem
- jjc43
- · Replies 1 ·
Numerical Integration of Chandrasekhar's Equation
- vmr101
- · Replies 3 ·
Lagrangian of a double pendulum system (with a spring)
- Je m'appelle
- · Replies 2 ·
Temperature dependence of Cv at very large volume
- arpon
- · Replies 10 ·
Quantum mechanics: one thousand neutrons in an infinite well
- Broseidon
- · Replies 4 ·
Orbit that does not need maneuvering
- Imagin_e
- · Replies 1 ·
Possible outcomes of measuring ##L^2## and ##L_z##?
- Kara386
- · Replies 1 ·
Normal modes of two-spring two-mass system with gravity
- BiGyElLoWhAt
- · Replies 5 ·
Calculating displacement current and magnetic field.
- weezy
- · Replies 9 ·
Exponentiating Matrices: Representation of \exp{(iÔ)}
- OhNoYaDidn't
- · Replies 1 ·
How Does the Van der Waals Equation Define Adiabatic Processes for Real Gases?
- arpon
- · Replies 3 ·
Difference between tripartite system, three qubit system, and tripartite entanglement
- munirah
- · Replies 2 ·
Prove dQ is an inexact differential
- arpon
- · Replies 7 ·
Why is the curl of the electric dipole moment equal to zero in the far field?
- Krikri
- · Replies 1 ·
Moment of inertia tensor calculation and diagonalization
- BiGyElLoWhAt
- · Replies 6 ·
What does the sum of eigenfunctions represent?
- Kara386
- · Replies 3 ·
Derive U = -T(∂A/∂T)_V from Helmholtz function
- arpon
- · Replies 1 ·
Hydrogen Atom: Wavefunction collapse after measurement of Lz
- Joker93
- · Replies 20 ·
Typical amplitude and energy values for a quantum harmonic oscillator
- frerk
- · Replies 2 ·
Contravariant Four-gradient ESN in Wikipedia appears wrong
- SpecialEd
- · Replies 2 ·
Eigenfunctions, eigenstates and eigenvalues
- Harper
- · Replies 5 ·
Prove the energy eigenstates are degenerate
- Philethan
- · Replies 1 ·
How did they get 1=A^2(L/4) when integrating?
- genius
- · Replies 13 ·
Evaluate: ∇(∇r(hat)/r) where r is a position vector
- Dave-o
- · Replies 3 ·
Does This Electromagnetic Wave Satisfy Maxwell's Equations?
- MyName
- · Replies 5 ·
How is Entropy Change Calculated for a Composite System?
- Ange98
- · Replies 2 ·
Interpret current density in plasma as material property?
- lampCable
- · Replies 1 ·
Outcomes of measuring ##p_x## and their probabilities
- Kara386
- · Replies 9 ·
Simple positron diffraction problem
- asdf12312
- · Replies 2 ·
Lorentz Invariance of Plane Wavefront
- PhysyCola
- · Replies 8 ·
Velocity and acceleration of a particle of a fluid
- Woolyabyss
- · Replies 4 ·
Why does ##\bar{\psi}_L \psi_L = \bar{\psi} \psi_L##?
- Monaliza Smile
- · Replies 2 ·
Determine the energy of an alpha particle
- sciencegeek101
- · Replies 9 ·
Quantum mechanics HW problem on infinite square well.
- quellcrist
- · Replies 1 ·
Deriving equation 3.34 in Lancaster's QFT for the gifted amateur
- anklimekruk
- · Replies 6 ·
Force between electric dipoles along the dipole axis
- NihalRi
- · Replies 16 ·
Deriving the gradient formula for T(r) in spherical coordinates
- ConorDMK
- · Replies 7 ·
Calculus of Variations: Functional is product of 2 integrals
- anf3
- · Replies 2 ·
Particle motion when wrapped around drum; elastic string
- Dazed&Confused
- · Replies 8 ·
Potential of Sphere, Given Potential of Surface
- Destroxia
- · Replies 10 ·
Optical Transmission through a thin Film
- kq6up
- · Replies 5 ·
What Are the Possible Values of Total Nuclear Spin and Its Components?
- BOAS
- · Replies 3 ·
Finding normalization constant for proton charge distributio
- ElectricEel1
- · Replies 23 ·
Cut-off energy of Be having HCP structure
- Armani
- · Replies 3 ·
Evaluation of Feynman propagator in position space
- spaghetti3451
- · Replies 5 ·
Rearranging variables Van Der Waals EoS into new variables
- KDS4
- · Replies 4 ·
Is my use of ##e_x## in my solution for Fluids Angular Momentum correct?
- member 428835
- · Replies 3 ·
How to get the results like that in Finite Square Barrier?
- Guaicai
- · Replies 5 ·
How Does an Electron Move in Non-Uniform Magnetostatic Fields?
- Fernando Mourao
- · Replies 1 ·
Determine the potential V(x) from the Hamiltonian
- Milsomonk
- · Replies 3 ·
Electric field components from potential for grounded conducting sphere
- nmsurobert
- · Replies 5 ·
Is the Lorentz Force Law Consistent with \( P^\mu P_\mu = -m^2 \)?
- Dewgale
- · Replies 8 ·
A problem on calculus in Griffiths' book
- Tspirit
- · Replies 7 ·
Exit velocity of a gas through a hole
- Peter99
- · Replies 3 ·
Squid swimming in water fluids problem
- member 428835
- · Replies 3 ·
First Order Perturbation Theory - QM
- BOAS
- · Replies 1 ·
The precision in measurements of radial velocities by DE?
- Omsin
- · Replies 7 ·
Metric variation of the covariant derivative
- Theo1808
- · Replies 2 ·