1.

A particle of mass `m` is rotating in a plane in circular path of radius `r`. Its angular momentum is `L`. The centripetal force acting on the particle isA. `L^(2)/MR^(3)`B. `ML^(2)/R_(3)`C. `MR^(3)/L^(2)`D. `L^(2)/2MR^(3)`

Answer» Correct Answer - A
`CF = MR omega^(2)=(MR^(2)omega^(2))/(R )`


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