Angular Momentum of Particle moving with Constant Circular Motion

Theorem

Let $P$ be a particle of mass $m$ moving:

with constant speed $v$

in a circle of radius $r$ about a point $O$.

Then the angular momentum has magnitude $m v r$.

Proof

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Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): angular momentum (moment of momentum)
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): angular momentum (moment of momentum)