Physics, asked by anonymousx, 1 year ago

Certain force acting on an object of mass 20 Kg mass changes its velocity from 5m/s to 10m/s. Calculate work done by force.

Answers

Answered by chagsayuktha
3

According to work k.energy theorem

Work done by force equals change in k.e

So

W=0.5*20(4–25)

W=-210joule

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