A particle of mass `m` is moving in a circular path of  constant radius `r`
Channel: Doubtnut
Date: 2020-05-17

A particle of mass `m` is moving in a circular path of  constant radius `r` such that its centripetal acceleration `a_(c)` is varying with the time `t` as  `a_(c)=k^(2)r^(3)t^(4)`  where `k` is a constant. The power delivered to the particle by the forces acting on it is