Question

kinetic energy of a body is 250J. find the work done to move the body of mass 20kg upto a height of 5m ​

Answer 1

Answer:

Formula is Work done = Gain in P.E

Explanation:

Mass(m) = 20 kg

Height(h)=5m

Work = ?

so, W = mgh   (where mgh=P.E)

W = 20(9.8)(5)

W = 980 J