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Simple Pendulum

If the length...

Question

If the length of a simple pendulum is decreased by 75% then its time period

A

Decreases by 25%

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B

Increases by 25%

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C

Increases by 50%

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D

Decreases by 50%

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Solution

The correct option is D Decreases by 50%
As length is reduced to 1/4
time period reduces to 1/2

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