NEET UG 2018 · Physics · Question 32
NEET 2018 Physics, question 32
Question 32 of the NEET 2018 paper (code AA) is a Physics question from Work, Energy and Power. Its idea, Coefficient of Restitution, was asked only this once in NEET 2017–2026. The CBSE official answer key gives option 2.
Updated 2026-10-08
Q32 · Physics
A moving block having mass m, collides with another stationary block having mass 4m. The lighter block comes to rest after collision. When the initial velocity of the lighter block is v, then the value of coefficient of restitution (e) will be
- 10.8
- 20.25Official answer
- 30.5
- 40.4
Official answer: option 2 · CBSE official answer key
Same idea
The only question on Coefficient of Restitution
No other NEET paper from 2017–2026 tested this exact idea.
Coefficient of Restitution: every question and how it was framed
The chapter
Work, Energy and Power in ten years of NEET
16 questions from 2017–2026, asked in 9 of 10 papers, about 1.5 a paper. Power and Collisions alone had 4.