Question

If the pitch of sound is increased, what are the changes in the following? (a) the frequency
(b) the wavelength
(c) the wave velocity
(d) the amplitude of the wave.

Answer 1

Ans. (a) If the pitch of sound is increased, its frequency will increase.
(b) If the pitch of sound is increased, its wavelength will decrease.
(c) If the pitch of sound is increased, the wave velocity increases.
(d) If the pitch of sound is increased, the amplitude of the wave will remain unchanged.