Question
Two bodies A and B of same mass undergo completely inelastic one dimensional collision. The body A moves with velocity v_1 while body B is at rest before collision. The velocity of the system after collision is v_2. The ratio v_1: v_2 is
NEET
Physics
Center of Mass Momentum and Collision
2024
NEET 2024
NEET Physics Question (2024) — Solution
Options
- A. 2:1
- B. 4:1
- C. 1:4
- D. 1:2
Answer
A. 2:1
Step-by-step solution
It undergoes completely inelastic collision Using conservation of linear momentum Initial momentum = Final momentum aligned & m v_1=m v_2+m v_2 \\ & m v_1=2 m v_2 \\ & v_1 v_2 = 2 1 aligned
Related: Physics — Center of Mass Momentum and Collision · All PYQ Banks