Question:
A simple pendulum has time period T. Its time period in a lift which is moving upwards with acceleration 3m s⁻² is
A simple pendulum has time period T. Its time period in a lift which is moving upwards with acceleration 3m s⁻² is
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Upward acceleration increases effective gravity.
Updated On: Mar 18, 2026
- t√9.812.8
- t√12.89.8
- t√9.86.8
- t√6.89.8
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The Correct Option is A
Solution and Explanation
Step 1: Effective gravity: g'=g+a=9.8+3=12.8
Step 2: T' = T√((g)/(g'))
Step 3: T' = T√((9.8)/(12.8))
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