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The periodic time of a simple pendulum i...

The periodic time of a simple pendulum is 3 sec. The mass of its hollow spherical bob is 100 gram. The bob is then filled with sand, so that the mass of the bob becomes 200 gram. Then the new period of oscillation of the simple pendulum wil be

A

6 sec

B

12 sec

C

3 sec

D

9 sec

Text Solution

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The correct Answer is:
C
T=2 s. It is independent of mass.
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