Question

(a) What is the frequency range of hearing in humans ?
(b) Which of the following sound frequencies cannot be heard by a human ear ?

(i) 10 Hz
(ii) 100 Hz
(iii) 10,000 Hz
(iv) 40,000 Hz

Answer 1

(a) The frequency range of human hearing is between 20 Hz and 20,000 Hz.
(b) The sound frequencies among the following that cannot be heard by human are 10 Hz, 15 Hz, and 40,000 Hz.