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

Options

  1. Afirst increase and then decrease to the original value.
  2. Bfirst decreased then increase to the original value.
  3. Cremain unchanged.
  4. Dincrease towards a saturation value.

Correct answer

A. first increase and then decrease to the original value.

Step-by-step solution

First CM goes down and then comes to its initial position

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