engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Center of Mass and Linear Momentum Collisions
A simple pendulum of length 1 m has a wooden bob of mass 1 kg. It is struck by a bullet of mass 10–2 kg moving with a speed of 2 × 102 ms–1. The bullet gets embedded into the bob. The height to which the bob rises before swinging back is. (use g = 10 m/s2)
1
0.30 m
2
0.20 m
3
0.35 m
4
0.40 m