Subject: Why are prongs of electrical plugs different sizes (polarized)?
Date: Sat Sep 2 02:25:52 2000
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Area of science: Engineering
Please explain how the outlet is wired back to the utility company's
generator (including where the third prong fits in) and how it makes sense
to have polarized plugs given that AC is continually reversing direction.
Re: Why are prongs of electrical plugs different sizes (polarized)?
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