A 25.0 N resistor and a coil are connected in series with a 12.0 V battery with negligible internal resistance and a closed switch. At 3.0 ms after the switch is opened the current has decayed to 0.18 A Compute the

A 25.0 N resistor and a coil are connected in series with a 12.0 V battery with negligible internal resistance and a closed switch. At 3.0 ms after the switch is opened the current has decayed to 0.18 A Compute the

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Question

A 25.0 N resistor and a coil are connected in series with a 12.0 V battery with negligible
internal resistance and a closed switch. At 3.0 ms after the switch is opened the current has
decayed to 0.18 A. Compute the

(i)
inductance of the coil,
(ii)
time constant of the circuit, and
(iii)
time for the current to reach 5.0% of its original value.

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