Phase speed from angular frequency and wavenumber

Phase speed of a wave is the rate at which the wave propagates in a medium. It is the speed at which the phase of one frequency component of the wave travels.

Links:

  1. Wikipedia.

phase_speed

phase_speed of the wave.

Symbol:

v

Latex:

\(v\)

Dimension:

velocity

angular_frequency

angular_frequency of the wave.

Symbol:

w

Latex:

\(\omega\)

Dimension:

angle/time

angular_wavenumber

angular_wavenumber of the wave.

Symbol:

k

Latex:

\(k\)

Dimension:

angle/length

law

v = w / k

Latex:
\[v = \frac{\omega}{k}\]