electro-Physics: 17.3409 volts

From: Tom Jennings <tomj_at_wps.com>
Date: Fri Dec 10 20:23:17 2004

On Fri, 10 Dec 2004, Jules Richardson wrote:

> Out of interest, why do we use 50Hz power in the UK and 60Hz in the US?
> (I don't mean why are they different, I mean why those numbers)
> I saw yesterday a claim that the 60Hz in the US was a Tesla invention,
> but the info didn't elaborate on why he chose that figure if so...

I don't know, but 60Hz is awfully convenient for calculating time
(with synch motors).

I guess you 50Hz people have to use square gears or something
to do 50/60ths :-)
Received on Fri Dec 10 2004 - 20:23:17 GMT

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