Question

A wave is moving at 18 m/s. If its wavelength is 3 meters, what is its frequency?

Answer 1

here's the solution,

we know that,

=》

`wave \: speed = wavelength * frequency`

so,

=》

`18 = 3 * f`

=》

`f = (18)/(3)`

=》

`f = 6`

frequency = 6 hertz