A body of mass 2 m moving with velocity v makes a head - on elastic collision with another body of mass m which is initially at rest. Loss of kinetic energy of the colliding body (mass 2 m) is

A body of mass m moving with velocity v makes a head-on collision with another body of mass 2 m which is initially at rest. The loss of kinetic energy of the colliding body (mass m ) is

A moving body of mass m makes a head on elastic collision with another body of mass 2m which is initially at rest. Find the fraction of kinetic energy lost by the colliding particles after collision.

A moving body of mass m makes a head on elastic collision with another body of mass 2m which is initially at rest. Find the fraction of kinetic energy lost by the colliding particles after collision.