(i) Draw a well labelled diagram of human ear.

(ii) What makes the eardrum vibrate?

(iii) What is the audible range of average human ear?

Asked by Topperlearning User | 20th May, 2015, 02:06: PM

Expert Answer:

(i) Human ear

(ii) Eardrum moves inwards when compression reaches it and moves outwards when rarefaction reaches it, thus the ear drum vibrates.

(ii) Audible range - 20Hz to 20,000 Hz

Answered by  | 20th May, 2015, 04:06: PM