Physics · Work, Energy and Power
A particle of mass m is moving in a circular path of constant radius r such that its centripetal acceleration ac varies with time t as ac = k2rt2, where k is a constant. The power delivered to the particle by the force acting on it is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 2mk2r2t✓
- 32πmk3/2r2
- 412 mk2r2t
Correct answer
mk2r2t
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