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11/05/2021 1:35 pm
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A pendulum oscillates 40 times in 4 seconds. Find its time period and frequency.
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11/05/2021 1:35 pm
40 vibrations in 4 seconds.
10 vibrations in 1 second
Frequency = 10 vibrations/sec. or 10 Hz.
∴ Time period = 1/10 sec.