In the RL circuit shown below, the switch is open for a long time and closes at t = 0. IfIs = 0.45A, R = 6002 and L = 100mH, assuming initially no current flowing through L whenthe switch is closed, find:(a) the time constant of the circuit,(b) the time when the current through L (iL) rises to 0.35A,(c) the corresponding voltage across L (VL) at that moment.t = 0Is

Answered: Image /qna-images/answer/1a63f3bf-b2d6-421c-8a00-8d3b02511c4e.jpg

Answered: In the RL circuit shown below, 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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Given the circuit below with the switch closed for a long time, then opening at t=0, and with the values R1=193KΩ, R2=186KΩ, R3=107KΩ, calculate the capacitor voltage at t =0.
The switch has been closed for a long time. At time t = 0, the switch opened.a) Determine i(0) and u(0) draw two diagrams: t < 0 and as the switch opens at t = 0. b) Using circuit analysis and solving differential equations, find both i(t) and v(t) for t > 0
(i) In an RLC circuit with R=6, L=1, C=1/8, and V (t) =85cos (t), the initial values of the charge and current are 8 and 4, respectively. Determine the charge Q (t) and current I (t) at any time t > 0. (i) Write the forced response for O in the form Acos (0 (t) - Q) and find when it atteins its maximum value for the first time.
Q2. For the RL circuit, shown in figure (1), the switch has been in position “a” for a long time, before switching to position “b”, at t = 0. Find a) a time-expression for the current through the inductor, i(t), for t > 0, b) the values of v(0- ), v(0+ ), and v(∞), and c) the powers dissipated in the 3-Ω resistor, at t = 3 ms.
the switch in the circuit shown in position (a) for a long time , at t = 0 moves to position (b). Vₒ at initial position (a) = 66.6 V Vₒ at position (b) at t ≥ 0 = 66.6 V τ at t > 0 = 0.2 sec find : 4) Vc(t) at t ≥ 0 5) i(t) at t ≥ 06) how long after the switch is position (b) when Vc pass through zero .
the initial energy stored in the circuit is zero. At t = Os the switch is closed and a DC current source of Is = 20mA is applied to the circuit. Given the following values: R = 100, L = 200mH, & C = 500gF. a) Calculate the step response IL (t) for t (greater than equalto) Os as a simplified numerical function of time b) sketch the plot for IL (t) for 0(less than euql to ) t (greater than equal to ) 100ms,
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.
In the circuit below, after the switch is closed for a long time, it opens at t = 0. It opens at t> 0. Accordingly, obtain the equation for i (t) for t> 0.
1) The circuit shown below is initially, for t < 0, with capacitor C connected to a battery (Vbat = 12 V).The key is switched at t = 0, disconnecting the battery and turning on the capacitor to the rest of the circuit.a)Calculate the circuit current in the time domain, i(t).b) In practice, after how long can the energy stored in the circuit be considered to be irrelevant (close to zero)?
There is no energy stored in the capacitors in the circuit at the time the switch is closed. 1. a) Construct the s-domain circuit for t>0. 2. b) Find I1, V1, and V2. 3. c) Find i1, v1, and v2.4. d) Do your answers for i1, v1, and v2 make sense in terms of known circuit behavior? Explain.
In the circuit of the figure, the switch S has been in position a for a long time; when the current through the inductor is maximum, the switch changes to position b (this instant is taken as t = 0). If the current source is iS(t) = 2.1213 cos (100πt + π/ 4). Determine: i) the value of R2 so that at t = 4 mS the current iL (t = 4mS) = 1 A. ii) The expression for the inductor current iL(t) t> 0 iii) the value of iL(t) at t = 0. iv) the expression of the inductor voltage vL(t) t> 0. v) the value of vL(0).
1. 7.7 The switch in the circuit has been closed for a long time. At t=0 theswitch opens and stays open. Find the expression for vo(t) for t≥0.

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