Question

If a certain ocean wave has a frequency of .09 hertz, and a wavelength of 10 meters, what is the speed?

Answer 1

The speed of the wave is 0.9 m/s.

The formula that relates frequency `f`, wavelength `λ`, and speed `v` is

`fλ = v`

So

`v = fλ` = 0.09 s⁻¹ × 10 m = 0.9 m/s