Question

If the pitch of the sound coming out of a speaker increases, which statement is true about the sound wave?

a. the wavelength increases
b. the wavelength decreases
c. the amplitude increases
d. the amplitude decreases

Answer 1

mmm scruffy says the answer is b

Step-by-step explanation:

Answer 2

As we know that the pitch of sound is directly proportional to the frequency as the frequency increases the pitch of sound increases and wavelength decreases
so the correct option is B
hope it helps