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Physics, Astronomy & Cosmology / Re: Do photons have colours?
« on: 09/07/2015 14:27:00 »if you mix red, blue and green photons, what color photons you get?Explain the exact meaning of "mix photons", or your question is meaningless.
if you mix white and black photons, what color photons you get?
why?
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BlueRay
shine different color laser beams on the same spot.