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2. A cylindrical metal rod is 1.90 m long and 5.50 mm in diameter. The resistance between its two ends is 1.09 x10 -3 2. (a) What is the resistivity of the material? (b) A round disk, 2.00 cm in diameter and 1.00 mm thick, is formed of the same material. What is the resistance between the round faces, assuming that each face is an equipotential surface?

2. A cylindrical metal rod is 1.90 m long and 5.50 mm in diameter. The resistance between its two ends is 1.09 x10 -3 2. (a) What is the resistivity of the material? (b) A round disk, 2.00 cm in diameter and 1.00 mm thick, is formed of the same material. What is the resistance between the round faces, assuming that each face is an equipotential surface?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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2. A cylindrical metal rod is 1.90 m long and 5.50 mm in diameter. The resistance between its two ends is 1.09 x10 -3. (a) What is the resistivity of the material? (b) A round disk, 2.00 cm in diameter and 1.00 mm thick, is formed of the same material. What is the resistance between the round faces, assuming that each face is an equipotential surface?
Transcribed Image Text:2. A cylindrical metal rod is 1.90 m long and 5.50 mm in diameter. The resistance between its two ends is 1.09 x10 -3. (a) What is the resistivity of the material? (b) A round disk, 2.00 cm in diameter and 1.00 mm thick, is formed of the same material. What is the resistance between the round faces, assuming that each face is an equipotential surface?
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