Rear flapdoor of a lorry is open and a box of mass 40 kg is on the floor of the lorry, 5 m away from the open flap. Coefficient of friction between the box and the lorry floor is 0.15. The lorry starts from rest with an acceleration of 2 "m.s"^(-2). How far will it go before the box slides off its floor?

Rear flapdoor of a lorry is open and a box of mass 40 kg is on the flo

1.	Rear flapdoor of a lorry is open and a box of mass 40 kg is on the floor of the lorry, 5 m away from the open flap. Coefficient of friction between the box and the lorry floor is 0.15. The lorry starts from rest with an acceleration of 2 "m.s"^(-2). How far will it go before the box slides off its floor?
Answer» ANSWER :18.87 m