An aluminum wire has the same resistanceas a copper wire

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An aluminum wire has the same resistanceas a copper wire of the same length. Find the ratio of the aluminumwire's diameter to the copper wire's diameter. (The resistivitiesof aluminum and copper are 2.82 x 10^-8Ω-m and 1.72 x 10^-8 Ω-m,respectively.)

Reference no: EM13647741

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