Physics · 2022
JEE Main · 29 July 2022, Shift 1 · Q39
The time period of oscillation of a simple pendulum of length L suspended from the roof of a vehicle, which moves without friction down an inclined…
The time period of oscillation of a simple pendulum of length $\displaystyle L$ suspended from the roof of a vehicle, which moves without friction down an inclined plane of inclination $\displaystyle \alpha$, is given by :
Official answer
(1)
$\displaystyle 2 \pi \sqrt{\mathrm{~L} /(\mathrm{g} \cos \alpha)}$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.