A 15 ohm resistor is connected in series with a variable resistor R. The series connection is then connected in parallel with a 6 ohm resistor and connected across a 220 V source. Determine the minimum value of R if the power of R is equal to the power taken by the 6 ohm resistor

A 15 ohm resistor is connected in series with a variable resistor R. The series connection is then connected in parallel with a 6 ohm resistor and connected across a 220 V source. Determine the minimum value of R if the power of R is equal to the power taken by the 6 ohm resistor

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter17: Resistive-inductive Series Circuits

Section: Chapter Questions

Problem 15PP: An R-L series circuit contains two resistors and two inductors. The resistors are 68 and 124 . The...

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