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Show for tensors (A · B) : C = A^T · C : B = C · B^T : A
- bubbles_kav
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Three Plate Capacitor and Force
- schaefera
- · Replies 5 ·
What is the series derivative of sin(kx)?
- bossman007
- · Replies 2 ·
Electrostatic energy of two opposite charges in water and in a vacuum
- JordanGo
- · Replies 6 ·
Mathematica returns non-numerical integrand while minimizing
- physstudent.4
- · Replies 2 ·
Why transpose the symplectic matrix when changing subscript indices
- aaaa202
- · Replies 4 ·
Consider a spherical shell with radius R and surface charge density σ = σ0 cosθ
- Tung0705
- · Replies 1 ·
Quantization of angular momentum
- S_Flaherty
- · Replies 12 ·
QFT Lagrangian Problem: Find Free Particle Action Hermitian Way
- arten
- · Replies 5 ·
Using given Fourier transform to find the equation for the wave packet.
- Jennifer_ea
- · Replies 2 ·
How Is the Moment of Inertia Calculated for a Solid Torus on the XY Plane?
- naptor
- · Replies 6 ·
Neurtal hydrogen atom net electric charge and electric field at Bohr radius.
- dolerka
- · Replies 1 ·
Finding potentials given potentials at other points
- shanYe
- · Replies 1 ·
Quantum Mechanics: Harmonic Oscillator Variance.
- Xyius
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Applying summation convention to generalised Hooke's law
- K29
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Show that 1/√(1-(u'/c)²) equals γ(1-vu/c²)/√(1-(u/c)²)
- nilesthebrave
- · Replies 7 ·
How Does the Kennedy-Thorndike Experiment Address the Ether Wind Hypothesis?
- unscientific
- · Replies 6 ·
Trouble with simple elasticity derivation
- K29
- · Replies 1 ·
Multiple Electron Spin Measurements
- Uncertain Pen
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Is My Solution to Problem 2 in Electrodynamics Correct?
- Maybe_Memorie
- · Replies 1 ·
Thermal Physics Introduction- solving for entropy and temperature change
- bbolddaslove
- · Replies 6 ·
How Does Ether Wind Cause Length Contraction?
- unscientific
- · Replies 31 ·
Finding force from electric potential energy using gradients.
- mattyc33
- · Replies 5 ·
Wavefunction is cos(kx), probability of momentum?
- Silversonic
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What property of lagrangian is used here?
- aaaa202
- · Replies 1 ·
Microstates of two (similar looking) configuration
- A Dhingra
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Why do these terms vanish in this solution?
- rokyen
- · Replies 2 ·
How to move a particle in a VMC calculation
- Mechdude
- · Replies 1 ·
QM Fourier Transform and Integral rules
- katkatkat
- · Replies 9 ·
Mass Diffusion and Heat Conduction: A Steel Carburization Example
- Dustinsfl
- · Replies 2 ·
What is the Correct Q for Calculating Black Hole Temperature?
- linda300
- · Replies 2 ·
Projectile Motion from a height with Air Resistance
- RawrSpoon
- · Replies 1 ·
Lagrangian for point mass on a hoop
- aaaa202
- · Replies 3 ·
Can unitary operators on hilbert space behaive like rotations?
- cyeus
- · Replies 1 ·
Enclosed charge of an electron cloud with a given charge density function.
- geophysics10
- · Replies 3 ·
Trace of γμkμγ5γνoνγν γ5
- Fr34k
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Quantum Theory: Operator Exponentiation
- WisheDeom
- · Replies 3 ·
How Do Commutators of Functions of Observables Work in Quantum Mechanics?
- WisheDeom
- · Replies 2 ·
Tricky integral in QM variational method
- akehn
- · Replies 3 ·
Ionization Energy (Quantum Mechanics)
- vcollier
- · Replies 2 ·
Newtonian particle problem with air resistance
- RawrSpoon
- · Replies 5 ·
Angular momentum polar coordinates
- johnnyies
- · Replies 1 ·
Momentum term to be expanded in dirac gamma matrices
- help1please
- · Replies 3 ·
How Do You Calculate Tension in a Spinning String Loop?
- david456103
- · Replies 3 ·
Completing the square for integration of e^( )
- javaman1989
- · Replies 2 ·
How Can the Creation Operator L+ Be Applied to Y_l^m in Quantum Mechanics?
- rubertoda
- · Replies 2 ·
Magnetic field around sinusoid shaped wire
- malganis99
- · Replies 2 ·
Rotation Operator Matrix Representation using |+z> and |-z> Basis
- cragar
- · Replies 5 ·
Using symmetry solving Schrödinger equation
- Pifagor
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How Does Group Speed Differ from Phase Speed in a Dielectric Medium?
- tomwilliam2
- · Replies 5 ·
Rolling disk with applied force: Lagrangian and generalized forces
- dracobook
- · Replies 18 ·
Quantum Mechanics: Particle in a Box Periodic BC's
- Xyius
- · Replies 5 ·
Drilled hole through earth - Diff EQ w/ Gauss' Law
- bossman007
- · Replies 2 ·
What is the relationship between <x> and <p> in linear momentum?
- watanake
- · Replies 6 ·
Non-Dimensionalize PDE: Boundary Conditions, Initial Conditions
- Dustinsfl
- · Replies 1 ·
Calculating eigenvalues of G Parity
- rioo
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A dielectric hemisphere
- sentinel
- · Replies 3 ·
Show the following reaction cannot occur (from introductory high energy course)
- enjoi668
- · Replies 1 ·
How Can You Find ψ(x,t) from ψ(x) for a Free Particle?
- JordanGo
- · Replies 3 ·
Change in Electric Energy of Spheres
- DougD720
- · Replies 3 ·
Compton scattering when E mc^2
- Upallnight
- · Replies 1 ·
Finding acceleration in circular motion using rectangular coordinates
- BryMan92
- · Replies 3 ·
Difficult equation to understand in Goldstein's Mechanics
- Syrus
- · Replies 9 ·
Semiconductor Physics - Density of States Calculation Problem?
- Rome_Leader
- · Replies 1 ·
Potential Barrier (quantum mechanics)
- roam
- · Replies 8 ·
Time-Dependent Perturbation Theory and Transition Probabilities
- andrewryno
- · Replies 1 ·
What is the Electric Field Above a Helix with Uniformly Distributed Charge?
- tylerscott
- · Replies 12 ·
Solving Spherical Symmetry in Hydrogen Atom
- rubertoda
- · Replies 3 ·
Volume charge density for neutral coaxial cable
- Nekoteko
- · Replies 6 ·
Laplace equation on two semi-infinite conductor planes
- carloscariell
- · Replies 14 ·
Two state oscillations and quantum oscillator
- Beer-monster
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Flux of vector field through cylindrical wedge using divergence theorem
- Rombus
- · Replies 4 ·
How Do You Find Wavefunctions from Given Quantum States?
- bekjunhao
- · Replies 6 ·
Quantum Well with Infinite Barriers
- beastman
- · Replies 1 ·
How much is molecules and how much is else in 1cm3 od air?
- An00b
- · Replies 1 ·
Goldstein classical mechanics discrepancy?
- Syrus
- · Replies 2 ·
Why does enthalpy increase if all work energy went into internal energy?
- jason.bourne
- · Replies 8 ·
Lagrangian for velocity dependent potential
- aaaa202
- · Replies 4 ·
Super-hard differential equation in classical mechanics problem
- snaek
- · Replies 3 ·
What Is the Probability of Measuring a One-Qubit System in Specific States?
- jumi
- · Replies 20 ·
What Is the Dot in \(\dot{q} \cdot \dot{q}\)?
- help1please
- · Replies 7 ·
Bead sliding on rolling hoop: when does the particle fall off?
- jfy4
- · Replies 9 ·
Are Velocity and Acceleration Vectors Perpendicular When Speed Is Constant?
- jumboopizza
- · Replies 4 ·
Hamiltonian in spherical coordinates
- Syrus
- · Replies 2 ·
What are the applications of AND and OR gates using diodes?
- logearav
- · Replies 3 ·
Computing the expectation value of momentum, kinetic energy, and compute
- laser123
- · Replies 8 ·
Calculations with Dirac deltas and position/momentum operators
- jmcelve
- · Replies 5 ·
Determine the direction and speed of the wave from a given wave equation
- Ryker
- · Replies 3 ·
Laplace's equation (2D, cartesian)
- JJfortherear
- · Replies 1 ·
Why Does Integration by Parts Yield Extra Δk in Wave Packet Analysis?
- ibysaiyan
- · Replies 9 ·
How can I solve Poisson's Equation using an identity from Griffiths?
- ozone
- · Replies 1 ·
Cartesian Tensors and some proofs and problems regarding it.
- Raj90
- · Replies 3 ·
What Information Does the Equation of State Provide in Ket Notation?
- LarsPearson
- · Replies 3 ·
Proof involving Dirac Delta function
- ozone
- · Replies 2 ·
Two masses connect by a rope over unequal slopes
- savva
- · Replies 4 ·
How to Evaluate [A*A, A] Given [A, A*] = 1?
- chill_factor
- · Replies 3 ·
First Friedmann Equation forms
- dillingershaw
- · Replies 1 ·
Statics Equilibrium: Normal Force and Static Friction
- jwp0015
- · Replies 1 ·
What is the magnitude E of the field?
- phyxstdt
- · Replies 1 ·