The circuit shown has been in position a for a long time, at t=0it changes to position b.a) Determine the initial current of the inductorb) Determine the time constant of the circuit for t≥0c) Find the i1, v1 and v2 for t≥0d) What percentage of the total stored energy is dissipated 12 msafter the switch changes position.502wa20 Ωwt=0125 V+80 ΩΣ4 H2

Answered: The circuit shown has been in position…

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 has been in position "a" for a long time. At t=0 it is moved to position "b". Find the current and the voltage on the inductor as a function of time, after the switch is moved to position "b". 1=0 202 ww -30 V b iv 200 mH 100 10 A
A voltage of .... appears between the terminals of a combination of a 100 mF capacitor and a 12 oms resistor in parallel. Calculate the power absorbed by the parallel combination. Note: I leave the image of the exercises in Spanish, but it is easy to understand. Also in the other image is the correct final answer, for checking.
The R-L Circuit: An inductor with an inductance of 2.50 H and a resistance of 7.00 n is connected to the terminals ofa battery with an emf of 6.00 V and an internal resistance of 1.00 n. What is the rate ofincrease of current at the instant when the current is 0.500 A? A) 0.8 A/s B) 0.6 A/s C) 0.4 A/s D) zero E) None of the above.
An (open) electrical circuit consists of an inductor, a resistor, anda capacitor. There is an initial charge of 2 coulombs on the capacitor.At the instant the circuit is closed, a current of 3 amperes ispresent and a voltage of E(t) = 20 cos t is applied. In this circuitthe voltage drop across the resistor is 4 times the instantaneouschange in the charge, the voltage drop across the capacitor is10 times the charge, and the voltage drop across the inductor is2 times the instantaneous change in the current. Write an initialvalue problem to model the circuit.
A 0.7-H inductor is connected in series with a 9-ohm resistor. If the connection is energized from an 11-V DC source, determine which among the following is a differential equation describing the current / in the circuit at any time t. O A. di dt O B. di 8 dt O C. di dt OD. di dt 90 + -i = 7 + + + 110 7 7 110 7 90 1 = i = i = 110 7 90 7 90 7 110
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(surtch ) Consider the Circuit below: RI=200r a 7. R2 35mH 1000 For parts a-c assume the switch S is in position "a" after it was off for a long time. a) Find the time constant t for the switch in position "a". b) Determine the maximum inductor current, Imax. c) When will the inductor current be 95% of Imax. For parts d-f assume the switch S is in position “b" after it was in position "a" for a long time d) Find the time constant t for the switch in position "b". e) When will the inductor current be 5% of its initial value (initial value is when the switch is switched from “a" to “b") f) How much energy is dissipated by the resistance if the switch is in position "b" for a long time. eele
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Problem 1 An open circuit contains a switch S, capacitor C, voltage source AV and three resistors R1, R2, and R3. The capacitor is initially uncharged. At t = 0 the switch S is thrown to position A, and the capacitor starts charging. Then, at t = 4.70 s the switch is thrown to position B and the timer is reset (t' = 0). Find the rate which energy is being lost to Joule heating in resistor R₂ at t' = 3.00 s. Data: AV = 50.0 V; R₁ = 10.2 km; R₂ = 20.0 kn; R₁ w R3 = 1.30 kn; C = 120 μF R3 AVS ли A B S R₂ C

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