Question

A body of mass 5 kg is placed on a rough horizontal surface and is pulled by a horizontal force the body does not move if the applied force is 20 Newton and 20 newton is applied sliding with acceleration 0.2 metre per second square . Find U.s and U.k.​

Answer 1

Answer :

→ U.k = 0.38 .

Explanation:

See the attachment. .. .. .. .. ..

Hence, it is solved.

Answer 2

solution is attached above ....