Question

A truck and a car are moving with equal velocity. On applying brakes, both will stop after a certain distance, then?

(a) Truck will cover less distance before stopping

(b) Car will cover less distance before stopping

(c) Both will cover equal distance

(d) None of the mentioned

I got this question at a job interview.

My doubt is from Friction and Motion topic in division Laws of Motion of Engineering Physics I

Answer 1

Right answer is (b) Car will cover less distance before stopping

To explain I would say: Being lighter than a truck, the car has less kinetic energy. On applying brakes with the same force, the car will cover less distance before coming to rest.