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A hollow sphere is taken as bob of a sim...

A hollow sphere is taken as bob of a simple pendulum. This hollow sphere is filled with fine sand. There is a small hole at the bottom of this sphere through which the fine sand leaks out. How does the time period of this simple pendulum alter? Discuss.

A

First decreases,then increases

B

First increases , then decreases

C

Increases

D

Remains same

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