[Miami] Re: Ethernet

[Ash R. J. Wyllie]

Extracted from the mind of Iljitsch van Beijnum;



>Yes, it is. Actually fiber is "slower" than copper: the speed of light in
>optical fiber is 200.000 km/s, while the speed of electricity in copper is
>300.000 km/s.

The speed of light in glass is better than .9c (in vacuum). If you know the
index of refraction you know the relative speeds.

Electrons move at about .33c in copper wiring.



                         -ash
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