Question

the frequency of a sound wave is 512 Hz, the number of rarefactions produced per second is


256

1024

512

128​

Answer 1

Answer:

3 option h ok by correct answer h

Answer 2

The distance traveled for one vibration is equal to the wavelength. So 64λ=42

∴λ=

64

42

=0.656

Velocity of sound v=λν=0.656×512=336m/s