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What is the frquency of vibration if the balance wheel of a wrist watch...

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Question 5

What is the frquency of vibration if the balance wheel of a wrist watch makes 90 revolutions in 25 s?

A

0.01 Hz

B

0.04 Hz

C

2.27 Hz

D

3.60 Hz

Explanation

Share Answer Frequency = (No. of revolutions)/ Time = (90)/25 = 3.6 Hz

Correct option: D

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