When we change feeble sound to loud sound, we increase its:
The characteristic of sound which distinguishes a feeble sound from a loud sound of same frequency is:
When we change a feeble sound to a loud sound, we increase its
(a) frequency (b) amplitude (c) speed (4) timbre
When we change a feeble sound to a loud sound, we increase its :
(a) frequency
(b) amplitude
(c) velocity
(d) wavelength