__________ is the thin membrane stretched tightly in the ear which vibrates in response to sound.
Name one musical instrument each in which the sound is produced :
(a) by vibrating a stretched siring.
(b) by vibrating air enclosed in a tube.
(c) by vibrating a stretched membrane
(d) by vibrating metal plates.
A thin, transparent and flexible membrane in ear is known as:
Which of the following vibrates when a musical note is produced by the cymbals in an orchestra ?
(a) stretched strings
(b) stretched membranes
(c) metal plates
(d) air columns