NEET UG 2017 · Physics · Question 23
NEET 2017 Physics, question 23
Question 23 of the NEET 2017 paper (code A) is a Physics question from Oscillations. Its idea, Cutting a Spring, was asked only this once in NEET 2017–2026. The CBSE official answer key gives option 3.
Updated 2026-10-08
Q23 · Physics
A spring of force constant k is cut into lengths of ratio 1 : 2 : 3. They are connected in series and the new force constant is k'. Then they are connected in parallel and force constant is k''. Then k' : k'' is :
- 11 : 6
- 21 : 9
- 31 : 11Official answer
- 41 : 14
Official answer: option 3 · CBSE official answer key
Same idea
The only question on Cutting a Spring
No other NEET paper from 2017–2026 tested this exact idea.
The chapter
Oscillations in ten years of NEET
17 questions from 2017–2026, asked in 10 of 10 papers, about 1.6 a paper. Simple Harmonic Motion alone had 16.