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After being closed for a long time, the switch S in the circuit shown in the figure below is thrown open at t = 0. In the circuit, & = 24.0 V, RA = 4.40 kQ, RB = 7.20 kn, and L = 684 mH. RA S RB m b L (a) What is the emf across the inductor immediately after the switch is opened? 63.8 v (b) When does the current in the resistor RB have a magnitude of 1.00 mA? S

After being closed for a long time, the switch S in the circuit shown in the figure below is thrown open at t = 0. In the circuit, & = 24.0 V, RA = 4.40 kQ, RB = 7.20 kn, and L = 684 mH. RA S RB m b L (a) What is the emf across the inductor immediately after the switch is opened? 63.8 v (b) When does the current in the resistor RB have a magnitude of 1.00 mA? S

Physics for Scientists and Engineers: Foundations and Connections
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 14PQ
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After being closed for a long time, the switch S in the circuit shown in the figure below is thrown open at t = 0. In the circuit, & = 24.0 V, RA = 4.40 kQ, RB = 7.20 kn, and L = 684 mH. RA S RB m b L (a) What is the emf across the inductor immediately after the switch is opened? 63.8 v (b) When does the current in the resistor RB have a magnitude of 1.00 mA? S
Transcribed Image Text:After being closed for a long time, the switch S in the circuit shown in the figure below is thrown open at t = 0. In the circuit, & = 24.0 V, RA = 4.40 kQ, RB = 7.20 kn, and L = 684 mH. RA S RB m b L (a) What is the emf across the inductor immediately after the switch is opened? 63.8 v (b) When does the current in the resistor RB have a magnitude of 1.00 mA? S
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