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Question

Out of the following, which frequency is not clearly audible to the human ear?

A
30 Hz
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B
30,000 Hz
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C
300 Hz
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D
3000 Hz
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Solution

The correct option is B 30,000 Hz
Human ear can hear sound having frequency range from 20 Hz to 20 kHz.
Thus 30,000 Hz is not audible to the human ear.

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