Question

4. What is audible sound?​

Answer 1

Answer:

The human ear can easily detect frequencies between 20 Hz and 20 kHz. Hence, sound waves with frequency ranging from 20 Hz to 20 kHz is known are audible sound. The human ear is sensitive to every minute pressure difference in the air if they are in the audible frequency range

Explanation:

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Answer 2

Answer:

Audible sound: The human ear can only recognize sounds of frequencies in the range of 20 Hz and 20,000 Hz and this range of frequency is called audible sound

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