A battery is formed of a five cells joined in series. When the external resistance is 4 ohms, the current is 1.5 A and when the external resistance is 9 ohms, the current falls to 0.75 A. Find the internal resistance of each cell. O 0.5 ohms 1.0 ohms O 0.2 ohms 0.3 ohms

A battery is formed of a five cells joined in series. When the external resistance is 4 ohms, the current is 1.5 A and when the external resistance is 9 ohms, the current falls to 0.75 A. Find the internal resistance of each cell. O 0.5 ohms 1.0 ohms O 0.2 ohms 0.3 ohms

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter8: Combination Circuits

Section: Chapter Questions

Problem 1PA: A circuit contains a 1000- and a 300- resistor connected in series with each other. The total...

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Question

A battery is formed of a five cells joined in series. When the external resistance is 4 ohms, the
current is 1.5 A and when the external resistance is 9 ohms, the current falls to 0.75 A. Find the
internal resistance of each cell.
0.5 ohms
O 1.0 ohms
0.2 ohms
0.3 ohms

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