railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mechanics Kinematics and Kinetics Collision of Bodies
A ball of mass 0.5 kg moving at 10 m/s collides with another stationary ball of mass 1 kg and comes to a complete stop. What is the velocity of the second ball post-collision? (Assume an elastic collision)
1
5 m/s
2
10 m/s
3
7.5 m/s
4
15 m/s