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Old 12-11-2008, 09:14 PM
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circumpolar (Matt)
and around we go

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Join Date: Jan 2006
Location: Quakers Hill, NSW
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Quote:
Originally Posted by AGarvin View Post
Are we talking the speed of light here or the velocity of the photon? The speed of light in a given medium is the same regardless of wavelength.

The EM formula is f = c/l where

f = frequency
c = speed of light (of course)
l = wavelength

If you double the frequency, you halve the wavelength, so c remains constant.

Andrew.
This must be what Dr Pamlea Gay was talking about.
Thanks Andrew
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