A ball of mass ‘m’ moving with speed ‘u’ undergoes a head-on elastic collision with a ball of mass ‘nm’ initially at rest. The fraction of the incident energy transferred to the heavier ball is. A ball of mass 'm' moving with speed 'u' undergoes a head-on elastic collision with a ball of mass 'nm' initially at rest. The fraction of the incident energy transferred to the heavier ball is. October 29, 2020 Category: Chapter 8 - COM, Momentum and Collision , MTG NEET Physics , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related