A 0.7-H inductor is connected in series with a 9-ohm resistor. If the connection is energized from an 11-V DC source, determine which among the following is a differential equation describing the current / in the circuit at any time t. O A. di dt OB. di O 110 -+ +=i= dt 7 C. di dt 90 +=i= 7 O D. di 7 + - 110 i = 7 -i= -+ dt 90 110 7 90 7 7 90 7 110

A 0.7-H inductor is connected in series with a 9-ohm resistor. If the connection is energized from an 11-V DC source, determine which among the following is a differential equation describing the current / in the circuit at any time t. O A. di dt OB. di O 110 -+ +=i= dt 7 C. di dt 90 +=i= 7 O D. di 7 + - 110 i = 7 -i= -+ dt 90 110 7 90 7 7 90 7 110

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter21: Resistive-capacitive Series Circuits

Section: Chapter Questions

Problem 7RQ: An RC series circuit is connected to a 120-V, 60-Hz power source. The resistor is 25 and has a...

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