A particle of mass 0.5, kg is rotating in a circular path of radius 2m and centrepetal force on it i

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6.System of Particles and Rotational Motion

hard

$A$ particle of mass $0.5\, kg$ is rotating in a circular path of radius $2m$ and centrepetal force on it is $9$ Newtons. Its angular momentum (in $J·sec$) is:

A

$1.5$

B

$3$

C

$6$

D

$18$

Solution

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Standard 11

Physics

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