Question 1.The switch in the circuit in Figure 1 has been closed for a long time. It is opened at t=0.(a) Find the initial value of the inductor current io just before the switch is opened.(b) Find the inductor current i(t) for t> 0. -4 0wwSA O 20 12 ag 1604 HFigure 1ww-

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Answered: Question 1. The switch in the circuit…

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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*The switch in the circuit in (Figure 1) has been in the left position for a long time. At t = 0 it moves to the right position and stays there.* Pt A. Write the expression for the capacitor voltage, v(t), for t≥0 Pt B. Write the expression for the current through the 40 kΩ resistor, i(t), for t≥0+
The switch in the circuit of Figure 1 has been closed for a long time. At t = 0, the switch isopened. Calculate the following when Vs = 10 V; a)current and voltage of the inductor. b)time taken when inductor current decays to 50% from its initial value. c) energy absorbed by 12 Ω resistor at t = 3ms.
The capacitor 3000 µF has initially no charge at (t=0) the switch (SW) is applied to position (A)shown in Figure 3. After 100 ms, the switch in change to position (B), find vC(t) and iC(t)
The switch is closed for a very long time. At time 0s, the switch is opened. a.) Solve for vo(t) when t ≥ 0 if R = 1.6 kiloohms. b.) Solve for R=Rcrit that makes response critically underdamped, then solve for vo(t) t ≥ 0 if R=Rcrit.
The switch in the circuit has been in position x for along time. The initial charge on the 60 nF capacitor is zero. At t=0, theswitch moves instantaneously to position y. 1. a) Find vo(t) for t≥0+.2. b) Find v1(t) for t≥0
The switch in the circuit below has been in position a for a long time. At time t = 0 the switch is thrown to position b. You are given the data: Vb = 24 V, C = 10 μF. Vc is the voltage across the capacitor. If the charge on the capacitor at time t =0.3 msec after the switch is thrown is 53.6 μC, what is the value of the resistor R? a) 40 Ω b) 0 Ω c) 20 Ω d) Not enough information.
The circuit shown in the attached image contains a voltage source with emf ε = 2.99 V, a resistor with resistance R = 135 kΩ, and a capacitor with capacitance C = 612 nF. When switch S is set to position a, the three circuit elements are in series. When the switch is in position b, the battery is excluded from the circuit. The switch is initially moved to position a, where it remains for a sufficiently long time that the capacitor is fully charged. The switch is now moved to position b. What is the magnitude of the instantaneous current, in amperes, through the resistor the instant the switch makes contact with terminal b? With time meausred the instant that switch S is closed in position b, calculate the time, in seconds, when the charge on the capacitor is one-half of its maximum value. Calculate the current through the resistor, in amperes, at time t = 155.5 ms after the switch is closed in position b.
The two parallel inductors shown are connected across the terminals of a black box at t=0. The resulting voltage v for t>0 is known to be 12e−t V. It is also known that i1(0)=2 A and i2(0)=4 A. a. Replace the original inductors with an equivalent inductor and find i(t) for t≥0. b. Find i1(t) for t≥0. c. Find i2(t) for t≥0. d. How much energy is delivered to the black box in the time interval 0≤t<∞? e. How much energy was initially stored in the parallel inductors? f. How much energy is trapped in the ideal inductors? g. Show that your solutions for i1 and i2 agree with the answer obtained in (f).
Please help with the 6 questions: In the circuit shown in the figure, the inductor has inductance ?=2.50 HL=2.50 H and negligible internal resistance. The battery has a voltage of ?b=11.0 VVb=11.0 V and is connected in series to a resistor of resistance ?1=15.0 Ω.R1=15.0 Ω. A second resistor has a resistance of ?2=185 Ω.R2=185 Ω. The switch ?S has been closed for a long time. At time ?=0,t=0, the switch is opened. What is the current ?b,0Ib,0 in the battery, the current ?2,0I2,0 in resistor ?2,R2, and the current ?L,0IL,0 in the inductor at ?=0.t=0. What is the current ?b,∞Ib,∞ in the battery, the current ?2,∞I2,∞ in resistor ?2,R2, and the current ?L,∞IL,∞ in the inductor after the switch is opened for a long time (i.e., ?=∞).
for the circuit represented by the figure, the two resistance values are R=0.752Ω and R2= 1.268 Ω respectively (a) obtain an expression for the energy stored in the capacitor, valid for all t>0; (b) Determine the setting time of the voltage labaled vc
The switch in the circuit in Fig. 2 has been in the left position for a long time. At t=0 it moves tothe right position and stays there.a. Write the expression for the capacitor voltage ?(?), for ? ≥ 0.b. Write the expression for the current through the 50 kΩ resistor, ?(?), for ? ≥ 0+
The following circuit has the following values:R = 40 Ω, L = 2,5 μH and C = 4nF.a)Assuming that the switch has been closed for a long time, determine the capacitor voltage and inductor current values just before opening of the key, that is, at = 0-.b)Calculate the expression for the current i(t), from the moment the switch is opened in t = 0.

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Question 1. The switch in the circuit in Figure 1 has been closed for a long time. It is opened a 0. (a) Find the initial value of the inductor current io just before the switch is opene (b) Find the inductor current i(t) for t> 0. . ww SA O 20 12 ag 0 16 4 H