The momentum of a cart is observed to increase uniformly with time
PHYSICS · Single correct · CBSE · Physics · Force and Laws of Motion · Force and Laws of Motion
Problem
The momentum of a cart is observed to increase uniformly with time, giving a straight–line momentum–time relation. Which statement about the net force acting on the cart is correct?
(a) The net force is zero at every instant
(b) The net force keeps increasing with time
(c) The net force is constant and non-zero
(d) The net force keeps decreasing with time