defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Center of Mass and Linear Momentum Collision and Impulse
A cube strikes a stationary ball exerting an average force of 50 N over at time of 10 ms. The ball has mass of 0.5 kg. Its speed in (m/s) after the impact will be
1
0.5
2
1
3
1.5
4
0.75