Physics Ontology

One map of physics, three ways in. Drill down on any quantity to see its units, the equations it lives in, and how its values span the universe.

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LL
Mechanics

Angular Momentum

Rotational analogue of linear momentum.

SI unit

joule second (J·s)

Dimension: [ ML2T−1 ][\,M L^2 T^{-1}\,]

Other units

  • joule second (J·s)

Order of magnitude

How values of angular momentum span the physical world (in J·s, log scale).

Electron spin
5.30 × 10-35 J·s
Spinning top
10-3 J·s
Earth's orbit
2.70 × 1040 J·s
Lower limit10-34 J·sUpper limit1042 J·s

Appears in 1 equation

Angular Momentum
L=JωL = J \omega