A particle of mass $m$ moves along line $PC$ with velocity $v$ as shown.What is the angular momentum of the particle about $O$ ?
A particle of mass $m$ moves along line $PC$ with velocity $v$ as shown.What is the angular momentum of the particle about $O$ ?
- A
$mvL$
- B
$mvl$
- C
$mvr$
- D
zero
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