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I Is the velocity of two photons of different energies same??

  1. Nov 5, 2016 #1
    Is the velocity of two photos of same radiation(light) with different energies same ?? (also in Same medium)

    Will energy alter the velocity of photon????
     
    Last edited: Nov 5, 2016
  2. jcsd
  3. Nov 5, 2016 #2

    Mentz114

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    Gold Member

    The photon is a quantum object and one cannot assign a velocity to it.

    Classical light always travels at c in a vacuum for all frequencies. In a medium like glass or water light will appear to slow down.
     
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