7.39 Write simultaneous differential equations for the circuit shown in Fig. 7-42 and solve for i and is. The switch is closed at t = 0 after having been open for an extended period of time. (This problem can also be solved by applying known initial and final conditions to general solutions, as in Problem 7-17.) Ans. h=1.677 +5 (A). = -0.55se +5 (A) 158 FIRST-ORDER CIRCUITS |CHAP. 7 10 n {10 A S0 ut) (m 100 V 2H 10 mH Fig. 742 Fig. 7-43

7.39 Write simultaneous differential equations for the circuit shown in Fig. 7-42 and solve for i and is. The switch is closed at t = 0 after having been open for an extended period of time. (This problem can also be solved by applying known initial and final conditions to general solutions, as in Problem 7-17.) Ans. h=1.677 +5 (A). = -0.55se +5 (A) 158 FIRST-ORDER CIRCUITS |CHAP. 7 10 n {10 A S0 ut) (m 100 V 2H 10 mH Fig. 742 Fig. 7-43

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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Concept explainers

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

Question

Write simultancous differential equations for the circuit shown in Fig. 7-42 and solve for i and iz. The
switch is closed at / = 0 after having been open for an extended period of time. (This problem can also be
solved by applying known initial and final conditions to general solutions, as in Problem 7-17.)
Ans. h= 1.67e67 +5 (A), = -0.55se 64 +5 (A)
7.39
158
FIRST-ORDER CIRCUITS
|CHAP. 7
20 n
30 0
10 n
s0 u(t) (v)
100 V
10 n
2 H
10 mH
Fig. 7-42
Fig. 7-43

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