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Question

The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute?


A

6000 times

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B

600 times

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C

1000 times

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D

100 times

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Solution

The correct option is A

6000 times


Frequency= 100 Hz (given)
This means the source of sound vibrates:
100 times in one second
Therefore, number of vibrations in:
1 minute, i.e. in 60 seconds = 100×60=6000 times


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