Physics, asked by Srinivasrao452, 11 months ago

A block of mass m is moving with a constant acceleration a on a rough plane. If the coefficient of friction between the block and the ground is u ,the power delivered by the external agent after a time t from the beginning is equal to:

Answers

Answered by mahendra14545

7

power= work done/time

so, let displacement is =d

then, power=umgd/t

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