Question

A 2.00kg block is held 1.00m above the floor for 50seconds.the work done is

Answer 1

Answer:

1/1250J

Explanation:

we know that w=f×s so f=ma ,a=v/t ,v=s/t then 1/50×50=1/2500 ,f=ma 2×1/2500=1/1250 now w=f×s that means 1/1250×1=1/1250