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The bob of a simple pendulum is a spheri...

The bob of a simple pendulum is a spherical hollow ball filled with water. A plugged hole near the bottom of the oscillating bob gets suddenly unplugged. During observation, till water is coming out, the time period of lscillation would.

A

T decreases first and then increases

B

T increases first and then decreases

C

T increases throughout

D

T does not change

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The correct Answer is:
B
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