3.0 A battery has an emf of 12 V and an internal resistance of 0.0500 2. What is the terminal voltage when the current drawn from the battery is 8.0 A? The terminal voltage is = (ii) If a current of 40 mA exists in a metal wire, how many electrons flow past a given cross section of the wire in 6 min? Number of electrons flow past a given cross section of the wire =
3.0 A battery has an emf of 12 V and an internal resistance of 0.0500 2. What is the terminal voltage when the current drawn from the battery is 8.0 A? The terminal voltage is = (ii) If a current of 40 mA exists in a metal wire, how many electrons flow past a given cross section of the wire in 6 min? Number of electrons flow past a given cross section of the wire =
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
Problem 67PQ
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