Question

explain audible and inaudible sounds

Answer 1

Audible sound is the sound which can be heard by the Human ears IE, 20 to 20000 hertz . Sounds less than 20 hertz is inaudible and known as infrasonic sound. Sounds more than 20000 hertz is inaudible and is known as ultrasonic sounds.

Hope this helps

Answer 2

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.