New post in Angular-momentum

Why is the momentum always conserved in elastic collision?

August 21st, 2022

What formula connects the moment of inertia and angular velocity?

August 9th, 2022

How to calculate the $x$-component of the angular momentum $L_x$

January 13th, 2020

Cylinder rolling down slope problem

October 26th, 2020

Help trying to understand why the matrix representation of $J^2$ is what it is

May 15th, 2020

Is the oxygen molecule $O_2$ fermion or boson?

January 10th, 2020

Angular impulse on a pivoted rod from two different points

September 26th, 2020

Calculating the moment inertia for a circle with a point mass on its perimeter

May 8th, 2020

How do you add angular momentum of three or more particles in quantum mechanics?

February 15th, 2020

Help with Conservation of Angular Momentum Question

November 10th, 2020

Do all black holes spin in the same direction?

June 15th, 2020

A sphere rolling up an inclined plane

May 3rd, 2020

Why does earth spin counter-clockwise?

November 20th, 2021

Half wave plate and angular momentum

April 18th, 2020

Physics of "Mad Tea Party"

January 8th, 2022

In quantum mechanics (QM), can we define a higher-dimensional "spin" angular momentum other than the ordinary 3D one?

June 1st, 2020

Queries about rotational groups $\mathrm{SO}(3)$ and $\mathrm{SU}(2)$ in QM

April 29th, 2020

Angular momentum operator in terms of ladder operators

January 1st, 2020

Why do things spin?

November 6th, 2020

Spin commutation relations

May 15th, 2020

Accretion disk physics - Stellar formation

August 13th, 2020

What happens to the rotational kinetic energy?

September 29th, 2020

Classical vs. Quantum use of the spin 4-vector

August 1st, 2022

Peskin and Schroeder Equation 3.23

November 24th, 2020

What are possible ways to construct J-matrices (higher order Pauli matrices)?

August 1st, 2022

Total orbital and spin angular momentum for a closed shell

July 24th, 2020

The uncertainty in angular momentum

August 1st, 2022

Square of the Pauli matrices and the identity matrix

October 1st, 2020

Relation between total orbital angular momentum and symmetry of the wavefunction

May 2nd, 2020

What does it really mean that particle has a spin of up/down? And how is spin actually meassured?

June 10th, 2020