Posted by Brian Jasper co. Ia on April 26, 2011 at 17:13:47 from (67.142.130.14):
In Reply to: OT electrical ?? posted by teddy52food on April 26, 2011 at 10:53:20:
If you're thinking about losses, Google George Westinghouse and his AC vs DC current theory. In simple terms, electrons are set in a row and are pushed along the length of the wire. In DC, each electron has to make a complete circle. It takes more effort to do that than with alternating current. AC moves one electron into the wire then pulls it back out. It requires less effort to move the electrons only a little than making the complete circle. That explains why Westinghouse's AC is used over Edison's DC in long distance transmission.
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