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A simple pendulum is suspended from the ...

A simple pendulum is suspended from the ceilling of a left. When the lift is at rest, its time period is `T`. With what accleration should lift be acclerated upwards in order to reduce its time period to `(T)/(2)`.

A

2g

B

3g

C

4g

D

g

Text Solution

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The correct Answer is:
B
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