Can anyone help me with this?(adsbygoogle = window.adsbygoogle || []).push({});

If w = square root of (gk) what is the phase and group velocity and show that the group velocity = v/2.

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Phase/group velocity

**Physics Forums | Science Articles, Homework Help, Discussion**