A simple pendulum is made of a body which is a hollow sphere containing mercury suspended by means of a wire. If a little mercury is drained off, the period of pendulum will
A simple pendulum is made of a body which is a hollow sphere containing mercury suspended by means of a wire. If a little mercury is drained off, the period of pendulum will
- A
Remains unchanged
- B
Increase
- C
Decrease
- D
Become erratic
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- [AIIMS 1998]
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