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The period of a simple pendulum whose bo...

The period of a simple pendulum whose bob is hollow metallic sphere is `T`. The period is `T_(1)` when the bob is filled with sand, `T_(2)` where it is filled with mercury and `T_(3)` when it is half filled with mercury Which of the following is true?

A

`T=T_(1)=T_(2)gtT_(3)`

B

`T_(1)=T_(1)=T_(3)gtT`

C

`TgtT_(3)gtT_(1)=T_(2)`

D

`T=T_(1)=T_(2)ltT_(3)`

Text Solution

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The correct Answer is:
D
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