Re: Dual Alternators

From: Eric (huffy340@gmail.com)
Date: Wed Sep 24 2008 - 01:30:54 EDT


> Although I don't know this for
> sure, I suspect this is why the electric utilities use high
> voltage to transport electricity; in order to reduce the size of
> the cable required; if their transmission lines were 120v, the
> required cable gauge would be obseen!) :-)

Yep, that is exactly why. And, therefore, that is why we use AC
instead of DC: so that we can use transformers to step it up to
transmit over large distances, and then step down to a safe
and usable level at the household.



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