Question

Two bodies A&B of mass "m"go up through the same vertical height "h". A goes through the stairs and B goes from the lift .What is the work done by force of gravity on A&B

Answer 1

Two bodies A&B of mass "m"go up through the same vertical height "h". A goes through the stairs and B goes from the lift .What is the work done by force of gravity on A&B

Answer 2

Both have done equal work

Work done by A =mgh

Work done by B = mgh

So work done by A and B is same.