Question

a pendulum oscillates 70 times in 7 seconds find its frequency?​

Answer 1

Answer:

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Answer 2

The pendulum oscillates 70 times in 7 secs.

so taken taken to oscillate once =7/70 secs =0.1 secs

so time period of the pendulum is 0.1 secs.

Frequency =1/timeperiod=1/0.1Hz =10 Hz

We get, 10Hz.

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