MHT CET 2024 Physics question
A simple pendulum has a periodic time '' when it is on the surface of earth of radius 'R'. its periodic time is '' when it is taken to a height 'R' above the earth's surface. The value of is
Answer: (C)
Solution
The time period of a simple pendulum is , so for the same length . At a height above the surface ; for , . Hence
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