Question

Differentiate between audible and inaudible sounds.

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Answer 1

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Audible sounds :-

• Sounds of frequency between 20 Hz  and 20,000 Hz can be detected by  human ears. Such sounds are called  audible.

Inaudible sounds :-

• Sounds of frequency less than 20 Hz  and more than 20,000 Hz cannot be  detected by human ears. Such sounds  are called inaudible.