Is it true that frequency refers to the number of sound waves a sound produces per second?

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True

False

answer is A.

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Detailed Solution

The above statement is true.
The wave frequency is defined as the number of complete waves produced in one second or the number of vibrations/oscillations of the sound wave travelling through the medium per second. The SI unit of frequency is the Hertz (

Hz

). Sound travels in the form of compression and rarefaction waves. These are formed as a result of the source's vibration. A series of compression and rarefaction form a wave cycle. The wave frequency is defined as the number of such cycles per second.

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