cse • paper_1 • waves_oscillations
[UPSC CSE 2001] Waves (Q64, 20M)
The phase velocity in a material is \sqrt{g/k} where k is the propagation constant. Prove that the group velocity will be half of the phase velocity.
The phase velocity in a material is \sqrt{g/k} where k is the propagation constant. Prove that the group velocity will be half of the phase velocity.
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