What is the momentum in kg.m/s of a 10 kg car travelling at (a) 5 m/s (b) 20 cm/s, and (c) 36 km/h?

What is the momentum of a 100000 kg truck whose velocity is 20 m//s ?

What is the momentum of a photon of energy 1 MeV in kg m/s ?

What is the change in momentum of a car weighing 1500 kg when its speed increases from 36 km/h to 72 km/h uniformly?

The car A of mass 1500 kg, travelling at 25 m/s collides with another car B of mass 1000 kg travelling at 15 m/s in the same direction. After collision the velocity of car A becomes 20 m/s. Calculate the velocity of car B after the collision.

The car A of mass 1500kg , travelling at 25m//s collides with another car B of mass 1000kg travelling at 15m//s in the same direction. After collision, the velocity of car A becomes 20m//s . Calcualte the velocity of car B afrer collison.

If the momentum of a body of mass 10 kg is 20 kg m//s , find its velocity.

A train travelling at 126 km/h overtakes a car travelling at 72 km/h in 40 s. When is the length of the train in metres? (A) 500 m (B) 600 m (c ) 900 m (D) 450 m