1. Transient analysis t=0 R2=20 R1=30 V1=45 V (+ R3=60 L=7 mH V2=26 V (+ 0 the switch is The switch has been open for a long time. Then at time t closed. (a) t = 0+ (Hint: Only part of the circuit is relevant for finding this value). What is the value (in amperes) of the inductor current i at time (b) (Hint: Start by using both Norton's and Thevenin's theorems). What will be the final value (in amperes) of the inductor current? Oxtra.c

1. Transient analysis t=0 R2=20 R1=30 V1=45 V (+ R3=60 L=7 mH V2=26 V (+ 0 the switch is The switch has been open for a long time. Then at time t closed. (a) t = 0+ (Hint: Only part of the circuit is relevant for finding this value). What is the value (in amperes) of the inductor current i at time (b) (Hint: Start by using both Norton's and Thevenin's theorems). What will be the final value (in amperes) of the inductor current? Oxtra.c

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...

See similar textbooks

Similar questions

Consider the circuit above. The switch has been closed for a very long time before opening at t=0s. Determine the Inductor current (in amperes) right after the switch has been opened, the time constant of the circuit for ?>0 (in ms), and the Expression for the inductor current for ?≥0.
In the circuit shown below, S1 is opened and S2 is closed simultaneously. Determine (a) the frequency of the resulting oscillations, (b) the maximum charge on the capacitor, (c) the maximum current through the inductor, and (d) the electromagnetic energy of the oscillating circuit.
a. Find the mathematical expressions for the transient behavior of thevoltage vC and the current iC if the capacitor was initially unchargedand the switch is thrown into position 1 at t = 0 s.b. Find the mathematical expressions for the voltage vC and the current iCif the switch is moved to position 2 at t = 3 ms.c. Find the mathematical expressions for the voltage vC and the current if theswitch is thrown into position 3 at t =5 ms.d. Plot the waveforms obtained in parts (a)–(c)
All capacitors were initially discharged. at t = 0, S1 is placed at position 1 and S2 is closed. During this phase, it has been determined that Eth and Rth seen by the equivalent capacitor are, respectively, 20 V and 6.0 kΩ. The time constant is 29 ms. At t = 15 ms, S1 is placed at position 2 and S2 is kept closed. Calculate the equivalent capacitor voltage vT at t = 15 ms. Enter your answer in V rounded to 2 decimal places. At t = 25 ms, S1 is kept at position 2 and S2 is opened. Data: R1 = 5 kΩ, R2 = 3 kΩ, R4 = 2 kΩ, R5 = 20 kΩ, R6 = 12.0 kΩ;
The circuit shown below is an underdamped system, and the current through the inductor has the form iL(t)=e^at ( ) (K1sinwt + K2coswt ) for t≥0 a. Determine the numerical values, including signs, of a and w b. If the initial conditions are iL(0) = 1A and Vc (0) =12V , determine the numerical values, including signs, of K1 and K2 c. Using the numbers determined above, write out the complete expression for iL(t)
From the given circuit. Switch S1 is in position A switch S2 is open. Both switches are in these states for a very long time. At t=0, switch S1 moves from position A to B while switch S2 remains open. 10ms after switch S1 moves to position B, switch S2 is closed and remains closed for 20ms only. ANSWER THE FOLLOWING: a.) Expression for the inductor current for 0 ≤ ? < 10??b.) Expression for the inductor current for 10?? ≤ ? < 30?? and 30?? ≤ ? < ∞c.) What is the time (in ms) after switch S1 moves to position B is the current in the inductor equivalent to 30% of the initial value (at ?=0).
All capacitors were initially discharged. at t = 0, S1 is placed at position 1 and S2 is closed. During this phase, it has been determined that Eth and Rth seen by the equivalent capacitor are, respectively, 19 V and 3.5 kΩ. The equivalent capacitor is 1.50µF. Calculate the value of the current iT immediately after the switching occurred. Enter your answer in mA rounded to 2 decimal places. At t = 15 ms, S1 is placed at position 2 and S2 is kept closed. At t = 25 ms, S1 is kept at position 2 and S2 is opened. Data: R1 = 5 kΩ, R2 = 6 kΩ, R4 = 5 kΩ, R5 = 16 kΩ, R6 = 12.5 kΩ;
A LRC electric circuit is conected in series has a voltage source of E(t)=20sin(10t) Volts, and a resistance of 20 ohm, and a inductance of 0.05 Henrys and a capacitor of 0.01 Farads, if the current equal to 0, and the initial charge of the capacitor is 2 coulombs, Calculate the charge in the capacitor when t=0 and the current in the circuit when t > 0
Ex : For the circuit shown in the figure below : 1. Find the mathematical expression for the transient behaviour of the voltage across the capacitor as well as the current of the capacitor if the capacitor was initially uncharged and the switch is closed at position 1 when t - o sec . 2. Find the mathematical expression for Vc and is if the switch is moved to position 2 at t = 10msec . 3. Find the mathematical expressions for Vc and ic if the switch is moved to position 3 at t = 20msec 4. Plot the waveforms of the Vc and is obtained from the parts 1 to 3 . R ic 20 kΩ 20 E 12 V C 0.05 uF vc R , 310 ΚΩ T
All capacitors were initially discharged. at t = 0, S1 is placed at position 1 and S2 is closed. At t = 15 ms, S1 is placed at position 2 and S2 is kept closed. During this phase, it has been determined that the total resistance seen by the equivalent capacitor is 28 kΩ; and that vT = 10 V at t = 15 ms. Calculate the value of the current iT immediately after the switching occurred. Enter your answer in mA rounded to 2 decimal places. At t = 25 ms, S1 is kept at position 2 and S2 is opened. Data: R1 = 6.5 kΩ, R2 = 10 kΩ, R3 = 1.0 kΩ, R4 = 4 kΩ, R5 = 20 kΩ, R6 = 11.5 kΩ; C1 = 4.5 µF, C2 = 4.0 µF, C3 = 12 µF
All capacitors were initially discharged. at t = 0, S1 is placed at position 1 and S2 is closed. During this phase, it has been determined that Eth and Rth seen by the equivalent capacitor are, respectively, 16 V and 11.0 kΩ. The equivalent capacitor is 1.50 µF. Calculate the time constant for this phase. Enter your answer in ms rounded to 2 decimal places. At t = 15 ms, S1 is placed at position 2 and S2 is kept closed. At t = 25 ms, S1 is kept at position 2 and S2 is opened. Data: R1 = 5 kΩ, R2 = 4 kΩ, R4 = 3 kΩ, R5 = 18 kΩ, R6 = 12.5 kΩ;
A conducting coil, with current i(t) = 4.40e−0.0250t sin(120πt), with i in amperes and t in seconds, is placed next to a second coil, end to end. At t = 0.720 s, a lab tech measures the emf across the second coil, and the result is −3.50 V. What is the mutual inductance (in mH) of the coils?