27. Resistors & DC Circuits
Resistors and Ohm's Law
2:46 minutes
Problem 95b
Textbook Question
Textbook QuestionHousehold wiring has sometimes used aluminium instead of copper.
(b) Typical copper wire used for home wiring in the U.S. has a diameter of 1.63 mm. What is the resistance of 125 m of this wire?
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