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If the frequency of a sound is $100 Hz$ . How many times does it vibrate in $1 minute$ ?

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3000

6000

12000

15000

answer is B.

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Detailed Solution

The given source of sound vibrates

6000

times in a minute.
“The frequency is the number of full cycles or vibrations that occur in one second”. It can also be described in terms of the frequency of oscillations per second.
“

Hertz

cycles per second

are used to measure frequency

(Hz)

”.
When a sound source's frequency is given as

100 Hz

, it means that

100

compressions and rarefactions pass through the point in question in a second.
There will therefore be

= > 100 \times 60

= > 6000

This means that the sound source vibrates

6000

times per minute from the sound source.

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