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  4. Time period of a simple pendulum will be double, if we

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Q. Time period of a simple pendulum will be double, if we

VMMC MedicalVMMC Medical 2004

Solution:

The formula for time period is $ T=2\pi \sqrt{\frac{l}{g}}\propto \sqrt{l} $ If the length is increased by four times, then time period will be doubled.