difference between audible and inaudible sound
sounds which can be heard by the human ear are called audible sounds.for the human ear the range of audible frequencies is roughly from 20 to 20,000 hertz.
sounds which cannot be heard by the human ear are called inaudible sounds.sounds of frequencies less than 20 hertz [ infrasonic] and above 20,000 hertz[ ultrasonic] are inaudible.
experts please give me thumbs up if i am right.