A 70 Coulomb charge is flowing to a copper wire whose length is 2500 m and has a cross sectional area of 3.14 mm² and resistivity of 1.68 * 10 ^ - 8 ohmmeter, in 5 minutes. What is the emf needed to make the seventy Coulomb charge flow?

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter28: Current And Resistance
Section: Chapter Questions
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A 70 Coulomb charge is flowing to a copper wire whose length is 2500 m and has a cross sectional area of 3.14 mm² and resistivity of 1.68 * 10 ^ - 8 ohmmeter, in 5 minutes. What is the emf needed to make the seventy Coulomb charge flow?
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