Question

If a person reaches a floor by lift and another by staircase.but person who reaches with lift have an argument that both have done same work. So he is right or wrong on his statement give reason.

Answer 1

We know that.

Work done doesn't matter on which path a person is taking.The person who reached by lift and the person who reached by staircase had both reached the same floor or at the same place.

So the statement is right.


Hope the answer is right.

Answer 2

wrong. the lift person has done nowork at all. work was done by the lift against gravity. stairs person has done work against gravity. both works are equal.