A bullet of mass 10 gram is fired horizontally into a 5 kg wooden block at rest on a horizontal
Channel: Doubtnut
Date: 2020-08-02

A bullet of mass 10 gram is fired horizontally into a 5 kg wooden block at rest on a horizontal surface The coefficient of kinetic friction between the block and the surface is 0.1 Calculate the speed of the bullet striking the block if the combination moves 20 m before coming rest .