Quote:
Originally Posted by Phoenix
The lower frequency radio waves have much longer wavelengths than visible light and thus visible light will interact considerably more than radio waves through the same medium. Consequently, the velocity of visible light will be marginally slower (through a vacuum the speed is pretty much the same).
Cheers
Steve
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Agree.
That is, When we are talking about velocity I agree.
But remember we are talking about speed here, wich has a specific meaning.