Summary Momentum is a measure of the quantity of motion of a moving body, due to its mass and velocity. ( Momentum = Mass X Velocity ). The law of conservation of momentum states total momentum before a collision equals total momentum after a collision. Impulse is basically change in momentum of a particle in … Read more

Summary The centre of mass of a body or a system of particles is defined as a single point at which the whole mass of the body or system is imagined to be concentrated and all the applied forces acts at that point. In other words the concept of the center of mass is as … Read more