Question

If a certain force acts on an object and changes its KE from 65j to 130j then work done by the force will be (A)92.5 j (B) 65j C) 97.5 j (D) 130 j​

Answer 1

Answer:

according to work energy theorem, change in KE is the work done. So,

130j - 65j = 65j = work done

answer : (c) 65j