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A simple pendu,um has a time eriod exact...

A simple pendu,um has a time eriod exactly 2 s when used i a laboratory at north pole. What wil be the time period if the same pendulum is used in a labroator at equator? Ccount for the earth's rotation only. Take `g=(GM)/R^2=9.8ms^-2 ` and radius of earth =6400 km

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