4. Real batteries have an internal resistance r in addition to its emf 8. Suppose we have a real battery with 8 = 9V and an internal resistance r = 59. a. What is the potential difference AV across the ends of this battery, as a function of the current I through it? AV b. What is the maximum amount of current Imax that can be produced by this battery? r do ↑I c. The power output of the battery is P = IAV. The maximum power output by the 1 max. Find the maximum power output of the battery. battery when I = = 1 2
4. Real batteries have an internal resistance r in addition to its emf 8. Suppose we have a real battery with 8 = 9V and an internal resistance r = 59. a. What is the potential difference AV across the ends of this battery, as a function of the current I through it? AV b. What is the maximum amount of current Imax that can be produced by this battery? r do ↑I c. The power output of the battery is P = IAV. The maximum power output by the 1 max. Find the maximum power output of the battery. battery when I = = 1 2
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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Transcribed Image Text:4. Real batteries have an internal resistance r in addition
to its emf 8. Suppose we have a real battery with
8 = 9V and an internal resistance r = 59.
a. What is the potential difference AV across the ends of
this battery, as a function of the current I through it?
AV
b. What is the maximum amount of current Imax that can be
produced by this battery?
r
do
↑I
c. The power output of the battery is P = IAV. The maximum power output by the
1
max. Find the maximum power output of the battery.
battery when I = = 1
2
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