Question

If a wave has amplitude of 0.2 meters, a wavelength of 0.5 meters, and a frequency of 32 Hz, at what speed is it moving?

A.6.4 m/s
B.16 m/s
C.32.5 m/s
D.32.2 m/s

Answer 1

The velocity, frequency and wavelength of a wave are related by:
v = fλ
v = 32 x 0.5
v = 16 m/s
The answer is B.