Show that when a particle of mass moving with speed collides head-on and sticks to a…

PHYSICS · Subjective · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

Show that when a particle of mass

m_{1}

moving with speed

u

collides head-on and sticks to a stationary particle of mass

m_{2}

, the fraction of the initial kinetic energy that is lost is

\dfrac{m_{2}}{m_{1}+m_{2}}