A mass of 6.0 kg moving at collides with a stationary mass of 8.0 kg and sticks to it

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

Problem

A mass of 6.0 kg moving at

4.0 \text{ m s}^{-1}

collides with a stationary mass of 8.0 kg and sticks to it. How much kinetic energy was 'lost' in the collision?