cse • paper_1 • waves_oscillations
[UPSC CSE 2014] Waves (Q31, 15M)
Show that the group velocity is equal to particle velocity. Also prove that the group velocity of the photons is equal to c, the velocity of light.
Show that the group velocity is equal to particle velocity. Also prove that the group velocity of the photons is equal to c, the velocity of light.
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