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Angular-momentum
New post in Angular-momentum
Is it possible to apply a torque without a moment arm?
June 29th, 2020
optics
classical-mechanics
angular-momentum
torque
Are all atoms spherically symmetric? If so, why are atoms with half-filled/filled sub-shells often quoted as 'especially' spherically symmetric?
January 27th, 2021
atomic-physics
angular-momentum
quantum-mechanics
atoms
orbitals
Why does angular momentum shorten the Schwarzschild Radius of a black hole?
June 29th, 2020
general-relativity
gravity
event-horizon
angular-momentum
black-holes
How do the Planets and Sun get their initial spin?
April 19th, 2020
solar-system
newtonian-mechanics
angular-momentum
conservation-laws
planets
A bullet shot into a door vs. a bullet shot into a suspended block
June 28th, 2021
newtonian-mechanics
homework-and-exercises
energy-conservation
momentum
angular-momentum
Is there a relation between spin and the spin group?
June 19th, 2020
group-representations
group-theory
quantum-spin
angular-momentum
quantum-mechanics
Relation between magnetic moment and angular momentum -- classic theory
April 8th, 2020
magnetic-moment
angular-momentum
classical-mechanics
electromagnetism
Feynman's wobbling plate
August 1st, 2022
precession
angular-velocity
rotational-dynamics
angular-momentum
newtonian-mechanics
Where the angular momentum has gone?
August 1st, 2022
electromagnetism
angular-momentum
Can a pool ball change direction mid-roll?
November 30th, 2020
rotational-dynamics
collision
friction
newtonian-mechanics
angular-momentum
Example where angular momentum and angular velocity are not parallel
January 7th, 2020
homework-and-exercises
newtonian-mechanics
angular-momentum
rotational-kinematics
angular-velocity
What makes a wrist-energized gyroscope rotate faster?
July 23rd, 2020
rotational-dynamics
friction
gyroscopes
newtonian-mechanics
angular-momentum
What do black holes spin relative to?
September 12th, 2020
angular-momentum
general-relativity
black-holes
reference-frames
kerr-metric
Why do galaxies and water going down a plug hole spin?
January 28th, 2020
angular-momentum
quantum-spin
fluid-dynamics
galaxies
astrophysics
Earth rotation: What provides the energy?
September 27th, 2020
newtonian-mechanics
angular-momentum
rotational-dynamics
energy-conservation
planets
Why does each celestial object spin on its own axis?
November 15th, 2020
astrophysics
angular-momentum
rotational-dynamics
quantum-spin
conservation-laws
Physical meaning of the angular momentum
October 13th, 2020
reference-frames
angular-momentum
rotational-dynamics
newtonian-mechanics
Does spin really have no classical analogue?
November 19th, 2020
angular-momentum
classical-mechanics
quantum-mechanics
quantum-spin
semiclassical
Adding 3 electron spins
January 14th, 2022
group-representations
quantum-spin
atomic-physics
quantum-mechanics
angular-momentum
Can the direction of angular momentum and angular velocity differ?
January 11th, 2020
moment-of-inertia
angular-momentum
rotational-kinematics
angular-velocity
How can a singularity in a black hole rotate if it's just a point?
December 25th, 2020
black-holes
general-relativity
singularities
event-horizon
angular-momentum
How Fundamental is Spin-Orbit Coupling to Topological Insulators?
August 15th, 2021
spin-orbit
topological-insulators
quantum-spin
angular-momentum
condensed-matter
Integral of the product of three spherical harmonics
August 1st, 2022
spherical-harmonics
angular-momentum
mathematical-physics
Why doesn't the deuterium nucleus have spin $0$?
August 1st, 2022
angular-momentum
isospin-symmetry
stability
quantum-spin
nuclear-physics
How can I understand a Vortex Tube and its efficiency?
August 1st, 2022
thermodynamics
fluid-dynamics
angular-momentum
vortex
Can a non-rotating ball have angular momentum?
August 1st, 2022
angular-momentum
reference-frames
newtonian-mechanics
What do the Pauli matrices mean?
August 1st, 2022
quantum-mechanics
angular-momentum
quantum-spin
lie-algebra
spinors
Why don't we feel the subtle speed change of Earth's elliptical orbit?
July 21st, 2020
orbital-motion
earth
angular-momentum
newtonian-gravity
newtonian-mechanics
Why is there this relationship between quaternions and Pauli matrices?
August 1st, 2022
angular-momentum
quantum-spin
group-theory
representation-theory
quantum-mechanics
Why does everything spin?
February 4th, 2020
conservation-laws
quantum-spin
rotational-dynamics
angular-momentum
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