Tha battery with unknown emf and internal resistance r is supplying electrical power of 18 mw to a single resistor of unknown resistance R. If the total current in the circuit is 3 mA, determine the terminal voltage of the battery. O 6 mv O 54 v O 54 mv O 6 v

Tha battery with unknown emf and internal resistance r is supplying electrical power of 18 mw to a single resistor of unknown resistance R. If the total current in the circuit is 3 mA, determine the terminal voltage of the battery. O 6 mv O 54 v O 54 mv O 6 v

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 33P: A battery has an emf of 15.0 V. The terminal voltage of the battery is 11.6 V when it is delivering...

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Question

Tha battery with unknown emf and internal resistance r is supplying electrical power of 18 mw to a single resistor of unknown resistance
R. If the total current in the circuit is 3 mA, determine the terminal voltage of the battery.
O 6 mv
O 54 v
O 54 mv
O 6 v

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