Engineering, 14.02.2020 19:38, mariarodriguezout9cj

A rod of aluminum has a square 4.5 mm × 4.5 mm cross section and length of 2.0 m. (A) What is the resistance of the rod along its entire length? (B) A cylindrical rod of copper of the same length is made so that it has the same resistance as the aluminum rod. What is the radius of copper rod?

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A rod of aluminum has a square 4.5 mm × 4.5 mm cross section and length of 2.0 m. (A) What is the re...