A battery delivers a current of 2 A when connected to two 8.0 Ω resistors in parallel. When one or the two resistors is removed, the current decreases to 1.2 A. Use this information to calculate: i) The internal resistance of the battery. ii) The electromotive force of the battery

A battery delivers a current of 2 A when connected to two 8.0 Ω resistors in parallel. When one or the two resistors is removed, the current decreases to 1.2 A. Use this information to calculate: i) The internal resistance of the battery. ii) The electromotive force of the battery

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

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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Question

A battery delivers a current of 2 A when connected to two 8.0 Ω resistors in parallel. When one or the two resistors is removed, the current decreases to 1.2 A. Use this information to calculate:
1. i) The internal resistance of the battery.
2. ii) The electromotive force of the battery

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