Week5 (dragged) 76

Week5 (dragged) 76 - electrical outlets? Answer: ! The...

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September 07, 2010 University Physics, Chapter 25 35 Example: Resistance of a Copper Wire (1) ! Standard wires that electricians put into residential housing have fairly low resistance. Question: What is the resistance of a length of 100 m of standard 12- gauge copper wire, typically used in household wiring for
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Unformatted text preview: electrical outlets? Answer: ! The American Wire Gauge (AWG) size convention specifies wire cross sectional area on a logarithmic scale. ! A lower gauge number corresponds to a thicker wire. ! Every reduction by 3 gauges doubles the cross-sectional area. Thursday, September 23, 2010...
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