4 A shell of mass 200 gm is ejected from a gun of mass 4 kg

Last updated: 6/2/2023

4 A shell of mass 200 gm is ejected from a gun of mass 4 kg by an explosion that generates 1 05 kJ of energy The initial velocity of the shell is AIPMT Prelims 2008 1 120 ms 1 2 100 ms 1 3 80 ms 1 4 40 ms 1