A body of  mass 0.1 kg travelling with a velocity of 5 m/s, collides head-on with another body of
Channel: Doubtnut
Date: 2020-06-07

A body of  mass 0.1 kg travelling with a velocity of 5 m/s, collides head-on with another body of mass 0.2 kg travelling in the same direction with a velocity of 1.2 m/s. If the two bodies stick together after collision, their common velocity is