CBSE Class 12-science Answered
A hollow pendulum bob filled with water has a small hole at the bottom through which water escapes at a constant rate. Which of the following statements describes the variation of the time period (T) of the pendulum as the water flows out ?
T decreases first and then increases.
T increases first and then decreases.
T increases throughout.
T does not change.
Plz Choose the correct option and give reason.
T increases first and then decreases.
T increases throughout.
T does not change.
Plz Choose the correct option and give reason.
Asked by banga71 | 22 Oct, 2017, 12:21: PM
Expert Answer
Period of oscillation for pendulam is given by , where L is length of simple pendulam and g is acceleration due to gravity.
Hence period is independent of mass of pendulam. So the answer to the question is 'T does not change '
Answered by | 23 Oct, 2017, 10:34: AM
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