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Friday, 9 October

NEET UG 2018 · Physics · Question 25

NEET 2018 Physics, question 25

Question 25 of the NEET 2018 paper (code AA) is a Physics question from Oscillations. Its idea, Acceleration in SHM, was asked only this once in NEET 2017–2026. The CBSE official answer key gives option 2.

Updated 2026-10-08

Q25 · Physics

A pendulum is hung from the roof of a sufficiently high building and is moving freely to and fro like a simple harmonic oscillator. The acceleration of the bob of the pendulum is 20 m/s2^2 at a distance of 5 m from the mean position. The time period of oscillation is

  1. 12 s
  2. 2π\pi sOfficial answer
  3. 32π2\pi s
  4. 41 s

Official answer: option 2 · CBSE official answer key

Same idea

The only question on Acceleration in SHM

No other NEET paper from 2017–2026 tested this exact idea.

Acceleration in SHM: every question and how it was framed

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.

Oscillations: questions per paper

0242’171’183’191’202’211’221’232’242’252’26