Question

if humans cant hear sounds of less than 20 hz or less than 20 vibrations per second then how can we hear the sound of a vibrating rubber band when we pluck it....it also produces sound bt i think number of oscillations per second are less than 20

plz tell me the answer to my query with a valid explanation,i am in 8 class​

Answer 1

Answer:

We know that we need a vibrating body for the production of sound. Can we hear the sound of all vibrating bodies? The fact is that sounds of frequencies less than about 20 vibrations per second (20 Hz) cannot be detected by the human ear. Such sounds are called inaudible

Explanation:

plz make me brainlist