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Question

Sound produced by a dog whistle is in:


A

Inaudible range

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B

Musical range

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C

Decibel range

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D

Audible range

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Solution

The correct option is A

Inaudible range


Dog whistles are not audible to human ears as their frequencies are in the range 40000 Hz that is in the ultrasonic range, outside the audible range.


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