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Electrical Network Homework 1 Second Class: 2024/2025 Part One Q1/ The current and voltage at the terminals of the inductor in the circuit in Figure 1 are: |i(t) = (4+4e-40t) A, v(t) = (-80e-40t) V, t≥ 0+ a) Specify the numerical values of Vs, R, Io, and L. b) How many milliseconds after the switch has been closed does the energy stored in the inductor reach 9 J? R + L3v(t) Figure 1 Q2/ Find v(t) for 1>0 in the circuit of Figure 2. Assume the switch has been open for a long time and is closed at = 0. Calculate v(t) at t=0.5. t=0 602 ww 202 ww 15 V+ F Figure 2 7.5 V Q3/ The switch in the circuit shown in Figure 3 has been closed for a long time. The switch opens at t=0. Find vo(t) for t≥ 0. 300 Ω ww 80 Ω w 100 Ω w 100 Ω ww 2002 31.25 μF 100 V 1=0 200 mH Vo Figure 3 Q4/ Having been in position (a) for a long time, the switch in Figure 4 is moved to position (b) at t=0. Find v(t) and vx(t) fort > 0. 192 ww a b 2.5 H 10 Ω Ꮕ m ww t=0 - VR +

Electrical Network Homework 1 Second Class: 2024/2025 Part One Q1/ The current and voltage at the terminals of the inductor in the circuit in Figure 1 are: |i(t) = (4+4e-40t) A, v(t) = (-80e-40t) V, t≥ 0+ a) Specify the numerical values of Vs, R, Io, and L. b) How many milliseconds after the switch has been closed does the energy stored in the inductor reach 9 J? R + L3v(t) Figure 1 Q2/ Find v(t) for 1>0 in the circuit of Figure 2. Assume the switch has been open for a long time and is closed at = 0. Calculate v(t) at t=0.5. t=0 602 ww 202 ww 15 V+ F Figure 2 7.5 V Q3/ The switch in the circuit shown in Figure 3 has been closed for a long time. The switch opens at t=0. Find vo(t) for t≥ 0. 300 Ω ww 80 Ω w 100 Ω w 100 Ω ww 2002 31.25 μF 100 V 1=0 200 mH Vo Figure 3 Q4/ Having been in position (a) for a long time, the switch in Figure 4 is moved to position (b) at t=0. Find v(t) and vx(t) fort > 0. 192 ww a b 2.5 H 10 Ω Ꮕ m ww t=0 - VR +

Introductory Circuit Analysis (13th Edition)
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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Electrical Network Homework 1 Second Class: 2024/2025 Part One Q1/ The current and voltage at the terminals of the inductor in the circuit in Figure 1 are: |i(t) = (4+4e-40t) A, v(t) = (-80e-40t) V, t≥ 0+ a) Specify the numerical values of Vs, R, Io, and L. b) How many milliseconds after the switch has been closed does the energy stored in the inductor reach 9 J? R + L3v(t) Figure 1 Q2/ Find v(t) for 1>0 in the circuit of Figure 2. Assume the switch has been open for a long time and is closed at = 0. Calculate v(t) at t=0.5. t=0 602 ww 202 ww 15 V+ F Figure 2 7.5 V Q3/ The switch in the circuit shown in Figure 3 has been closed for a long time. The switch opens at t=0. Find vo(t) for t≥ 0. 300 Ω ww 80 Ω w 100 Ω w 100 Ω ww 2002 31.25 μF 100 V 1=0 200 mH Vo Figure 3 Q4/ Having been in position (a) for a long time, the switch in Figure 4 is moved to position (b) at t=0. Find v(t) and vx(t) fort > 0. 192 ww a b 2.5 H 10 Ω Ꮕ m ww t=0 - VR +
Transcribed Image Text:Electrical Network Homework 1 Second Class: 2024/2025 Part One Q1/ The current and voltage at the terminals of the inductor in the circuit in Figure 1 are: |i(t) = (4+4e-40t) A, v(t) = (-80e-40t) V, t≥ 0+ a) Specify the numerical values of Vs, R, Io, and L. b) How many milliseconds after the switch has been closed does the energy stored in the inductor reach 9 J? R + L3v(t) Figure 1 Q2/ Find v(t) for 1>0 in the circuit of Figure 2. Assume the switch has been open for a long time and is closed at = 0. Calculate v(t) at t=0.5. t=0 602 ww 202 ww 15 V+ F Figure 2 7.5 V Q3/ The switch in the circuit shown in Figure 3 has been closed for a long time. The switch opens at t=0. Find vo(t) for t≥ 0. 300 Ω ww 80 Ω w 100 Ω w 100 Ω ww 2002 31.25 μF 100 V 1=0 200 mH Vo Figure 3 Q4/ Having been in position (a) for a long time, the switch in Figure 4 is moved to position (b) at t=0. Find v(t) and vx(t) fort > 0. 192 ww a b 2.5 H 10 Ω Ꮕ m ww t=0 - VR +
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