Resistor R and a resistanceless coil L1 = 97 mH are connected in series to an AC source with frequency 86.5 Hz, and an rms current / flows in the circuit. If the first coil is now replaced by a second resistanceless coil L2 = 4.78 mH, the rms current increases to 2.18/. Find R, in Q.
Resistor R and a resistanceless coil L1 = 97 mH are connected in series to an AC source with frequency 86.5 Hz, and an rms current / flows in the circuit. If the first coil is now replaced by a second resistanceless coil L2 = 4.78 mH, the rms current increases to 2.18/. Find R, in Q.
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter33: Inductors And Ac Circuits
Section: Chapter Questions
Problem 35PQ
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![Resistor R and a resistanceless coil L1 = 97 mH are connected in series to an AC source with frequency 86.5 Hz, and an rms current / flows in the circuit. If the first
coil is now replaced by a second resistanceless coil L2 = 4.78 mH, the rms current increases to 2.18/. Find R, in Q.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff7a02a4e-9e1a-453f-b59e-0ce3911518c2%2Fe42451db-efb0-4ea6-a228-39750db101c2%2Fmkv2m9h_processed.png&w=3840&q=75)
Transcribed Image Text:Resistor R and a resistanceless coil L1 = 97 mH are connected in series to an AC source with frequency 86.5 Hz, and an rms current / flows in the circuit. If the first
coil is now replaced by a second resistanceless coil L2 = 4.78 mH, the rms current increases to 2.18/. Find R, in Q.
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