Question

how much work is done in
raising a stone of mass 5 kg to a
height of 5m?​

Answer 1

Answer:

Loss of weight in water = weight in air / specific gravity = 5/3

Weight of stone in water = 5-5/3 = 10/3

Force = 10/3 x 9.8 = 98/3

Work done = 5 x 98/3 = 163.3

hope it help you

thank you:)

Answer 2

Work = mass*displacement
[displacement =height]
=5kg*5m
=25 kg m