The terminal voltage of a battery is 13.5 v when 5 A current enters its positive terminal, but when a 5 A current leaves its positive terminal, the terminal voltage becomes 11.5 v. Determine the emf and internal resistance of this battery. O ɛ = 12.5 v, r = 0.2 Q O ɛ = 12.0 v, r = 0.2 Q O ɛ = 12 v, r = 0.25 Q O ɛ = 12.05 y,r= 2 0

The terminal voltage of a battery is 13.5 v when 5 A current enters its positive terminal, but when a 5 A current leaves its positive terminal, the terminal voltage becomes 11.5 v. Determine the emf and internal resistance of this battery. O ɛ = 12.5 v, r = 0.2 Q O ɛ = 12.0 v, r = 0.2 Q O ɛ = 12 v, r = 0.25 Q O ɛ = 12.05 y,r= 2 0

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter18: Direct-Current Circuits

Section: Chapter Questions

Problem 5CQ: Electric current I enters a node with three resistors connected in parallel (Fig. CQ18.5). Which one...

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