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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 oscillation would

A

first increases then decrease back to the origial value

B

first decreases then increase back to the original value

C

remains unchanged

D

increases towards a saturation value

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The correct Answer is:
A
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