basic

Angular Momentum Calculator

L = I · ω (and L = m · v · r for a point mass).

Compute the angular momentum of a rigid body using L = I · ω, plus the angular-momentum equivalent for a point mass moving in a circle (L = m · v · r).

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

kg·m²
rad/s
kg
m/s
m

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

L = I · ω; point-mass: L = m · v · r.

In depth

Compute the angular momentum of a rigid body using L = I · ω, plus the angular-momentum equivalent for a point mass moving in a circle (L = m · v · r).