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Old 05-23-2007, 11:20 PM   #22
tw
Read? I only know how to write.
 
Join Date: Jan 2001
Posts: 11,933
Quote:
Originally Posted by Happy Monkey View Post
It's not just waste energy. They are drawing more power from the lines than would be wasted otherwise.
Not exactly. Energy does not flow entirely in those wires. In fact, energy would only flow in (hope I have remembered the number) about 1/4 inch inside the wire - called the surface effect. The rest is carried by fields outside wires.
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