Physics, asked by ankitohol2424, 6 hours ago

Coolie a box of mass 40 kg to a vertical height of 2.5 m calculate the work done by the Coolie when the force of gravity on mass 1kg is 10 Newton.

Answers

Answered by Anonymous

1

work done = change in P.E.

initial potential = 0

Find P.E. = mgh

$= 40 \times 10 \times 2.5 \\ 1000 \: J.$

work done = 1000 J .

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