An aluminum rod with a square cross section is 1.3 m long and 5.2 mm on edge. (a) What is the resistance between its ends? (b)What must be the diameter of a cylindrical copper rod of length 1.3 m if its resistance is to be the same as that of the aluminum rod?
An aluminum rod with a square cross section is 1.3 m long and 5.2 mm on edge. (a) What is the resistance between its ends? (b)What must be the diameter of a cylindrical copper rod of length 1.3 m if its resistance is to be the same as that of the aluminum rod?
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 70AP: A 10.00-meter long wire cable that is made of copper has a resistance of 0.051 ohms, (a) What is the...
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An aluminum rod with a square cross section is 1.3 m long and
5.2 mm on edge. (a) What is the resistance between its ends?
(b)What must be the diameter of a cylindrical copper rod of length
1.3 m if its resistance is to be the same as that of the aluminum rod?
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