Answered: When a R = 90 Q resistor is connected…

When a R = 90 Q resistor is connected across a 12 V battery, a current of 122 mA flows. What is the internal resistance of the battery and Terminal voltage of the battery ?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 19PQ

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Question

When a R = 90 Q resistor is connected across a 12 V battery, a current of 122 mA flows. What is
the
internal resistance of the battery and Terminal voltage of the battery ?
R
(a) internal resistance of the battery(in 2) =
(b) Terminal voltage of the battery in V =

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