100 V 50 8mH 600 200 A The switch is initially open in the circuit diagrammed above. A) What current does the ammeter read, immediately after the switch is closed? B) What is the reading in the ammeter, after the switch has remained closed for a long time? C) How much current flows through the inductor, the moment the switch is reopened?

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 2PA: You are a journeyman electrician working in an industrial plant. Your task is to connect an inductor...
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100 V
50
8mH
600
200
A
The switch is initially open in the circuit diagrammed above.
A) What current does the ammeter read, immediately after the switch is closed?
B) What is the reading in the ammeter, after the switch has remained closed for a long time?
C) How much current flows through the inductor, the moment the switch is reopened?
D) What is the potential difference across the 20 Q resistor, the moment the switch is reopened?
E) What is the rate of change of current in the inductor, the moment the switch is reopened?
Transcribed Image Text:100 V 50 8mH 600 200 A The switch is initially open in the circuit diagrammed above. A) What current does the ammeter read, immediately after the switch is closed? B) What is the reading in the ammeter, after the switch has remained closed for a long time? C) How much current flows through the inductor, the moment the switch is reopened? D) What is the potential difference across the 20 Q resistor, the moment the switch is reopened? E) What is the rate of change of current in the inductor, the moment the switch is reopened?
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