On Thu, 1 Jul 2004, Mike Jeays wrote:
> I am afraid it doesn't stand for impedance. It is the symbol used for
> current throughout electromagnetic theory, and I don't think it does
> stand for an English word.
It isn't impedance. impedance is equivalent to resistance in mixed
(with both reactive (capacitors/inductors) and resistive components)
circuits exited with alternating current.
I is for "current Intensity".
Fer
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