In the figure battery 1 has emf 81 = 23.0 V and internal resistance r₁ = 0.0172 and battery 2 has emf 82 = 23.0 V and internal resistance r₂ = 0.012 02. The batteries are connected series with an external resistance R. (a) What R value makes the terminal-to- terminal potential difference of one of the batteries zero? (b) Which battery is that?

Principles of Physics: A Calculus-Based Text
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Chapter21: Current And Direct Current Circuits
Section: Chapter Questions
Problem 1OQ: If the terminals of a battery with zero internal resistance are connected across two identical...
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In the figure battery 1 has emf 8₁ = 23.0 V and internal resistance r₁ = 0.0172 and battery 2 has emf 82 = 23.0 V and internal
resistance r₂ = 0.012 2. The batteries are connected in series with an external resistance R. (a) What R value makes the terminal-to-
terminal potential difference of one of the batteries zero? (b) Which battery is that?
81
E25
12
ww
R
Transcribed Image Text:In the figure battery 1 has emf 8₁ = 23.0 V and internal resistance r₁ = 0.0172 and battery 2 has emf 82 = 23.0 V and internal resistance r₂ = 0.012 2. The batteries are connected in series with an external resistance R. (a) What R value makes the terminal-to- terminal potential difference of one of the batteries zero? (b) Which battery is that? 81 E25 12 ww R
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