c. 2 m
Wavelength = speed of wave / frequency
Wavelength = 40 m/s / 20 Hz
Wavelength = 2 m
What is the wavelength of a 20 Hz periodic wave moving at 40 m/s?
Use the equation below!
a
800 m
b
80 m
c
2 m
d
0.5 m
1 answer