Question

suppose a man is working in a farm his work is to displays a brick of mass 2 kg from 10 cm to 100m with an acceleration of 2 metre per second square find the rate of his doing work if he do that work in 30 second​

Answer 1

Answer:

Work done on pushing the block is.

w=mgh ( as no work done against friction)

10×9.8×3

⇒w=294 J