MHT CET Physics question
An oscillating pendulum suspended from the roof of a lift which is at rest has period ''. When lift moves up with an acceleration 'a' its time period is ''. When lift moves downward with an acceleration 'a', its time period is ''. The relation between '', '' and '' will be [MHT-CET 2021]
Answer: (C)
Solution
, , ; so giving
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