What changes would you expect in the characteristic of musical sound when we increase,
(i) its frequency and (ii) its amplitude?
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