Question

Mickey has to push a lighter box and Donald has to push a similar heavier box on the same floor .Who will have to apply a larger force and why?

Answer 1

Answer:

Force of friction arises because of interlocking of irregularities on the two surfaces in contact. When a heavy object is placed on the floor, the interlocking of irregularities on the surfaces of box and floor becomes strong.

Answer 2

Donald have to apply more force because the box is heavier and to push it you have to apply more force