Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
9th Edition
ISBN: 9781259989452
Author: Hayt
Publisher: Mcgraw Hill Publishers
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Question
Chapter 9, Problem 27E
(a)
To determine
Find the new value of inductor.
(b)
To determine
Find value of energy stored in inductor and capacitor at
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Problen the following:
A. The voltage across the capacitor at the t = 0.
B. The voltage across the capacitor for t > 0.
C. The voltage across the 32K resistor for t > 0.
Given RC circuit with a switch that moves from position A to B at time t =0 obtain
9. 7.92. b) Suppose the inductor you chose in part (a) has an initial currentof 10 mA. Write an expression for the current through the inductorfor t≥0.
The current through a 20-mH inductor is shown in Fig. 9. Sketch the voltage across the inductor.
i(t) (A)
10
-10
0 1 2
Figure 9
3
4
Chapter 9 Solutions
Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
Ch. 9.1 - A parallel RLC circuit contains a 100 2 resistor...Ch. 9.2 - After being open for a long time, the switch in...Ch. 9.2 - Prob. 3PCh. 9.2 - Prob. 4PCh. 9.3 - (a) Choose R1 in the circuit of Fig. 9.14 so that...Ch. 9.4 - Prob. 6PCh. 9.5 - Prob. 7PCh. 9.5 - Prob. 8PCh. 9.6 - Let is = 10u(t) 20u(t) A in Fig. 9.31. Find (a)...Ch. 9.6 - Let vs = 10 + 20u(t) V in the circuit of Fig....
Ch. 9.7 - Alter the capacitor value and voltage source in...Ch. 9 - For a certain source-free parallel RLC circuit, R...Ch. 9 - Element values of 10 mF and 2 nH are employed in...Ch. 9 - If a parallel RLC circuit is constructed from...Ch. 9 - Prob. 4ECh. 9 - You go to construct the circuit in Exercise 1,...Ch. 9 - A parallel RLC circuit has inductance 2 mH and...Ch. 9 - Prob. 7ECh. 9 - A parallel RLC circuit has R = 1 k, L = 50 mH. and...Ch. 9 - Prob. 9ECh. 9 - Prob. 10ECh. 9 - The current flowing through a 5 resistor in a...Ch. 9 - For the circuit of Fig.9.40, obtain an expression...Ch. 9 - Consider the circuit depicted in Fig. 9.40. (a)...Ch. 9 - With regard to the circuit represented in Fig....Ch. 9 - (a) Assuming the passive sign convention, obtain...Ch. 9 - With regard to the circuit presented in Fig. 9.42,...Ch. 9 - Obtain expressions for the current i(t) and...Ch. 9 - FIGURE 9.43 Replace the 14 resistor in the...Ch. 9 - Design a complete source-free parallel RLC circuit...Ch. 9 - For the circuit represented by Fig. 9.44, the two...Ch. 9 - Prob. 21ECh. 9 - Prob. 22ECh. 9 - A critically damped parallel RLC circuit is...Ch. 9 - A source-free parallel RLC circuit has an initial...Ch. 9 - A critically damped parallel RLC circuit is...Ch. 9 - For the circuit of Fig. 9.45, is(t) = 30u(t) mA....Ch. 9 - Prob. 27ECh. 9 - The circuit of Fig. 9.44 is rebuilt such that the...Ch. 9 - Prob. 29ECh. 9 - Prob. 30ECh. 9 - The source-free circuit depicted in Fig. 9.1 is...Ch. 9 - (a) Graph the current i for the circuit described...Ch. 9 - Analyze the circuit described in Exercise 31 to...Ch. 9 - A source-free parallel RLC circuit has capacitance...Ch. 9 - Prob. 35ECh. 9 - Obtain an expression for vL(t), t 0, for the...Ch. 9 - For the circuit of Fig. 9.47, determine (a) the...Ch. 9 - (a) Design a parallel RLC circuit that provides a...Ch. 9 - The circuit depicted in Fig. 9.48 is just barely...Ch. 9 - When constructing the circuit of Fig. 9.48, you...Ch. 9 - The circuit of Fig. 9.22a is constructed with a...Ch. 9 - Prob. 42ECh. 9 - Prob. 43ECh. 9 - The simple three-element series RLC circuit of...Ch. 9 - Prob. 45ECh. 9 - Prob. 46ECh. 9 - Prob. 47ECh. 9 - With reference to the series RLC circuit of Fig....Ch. 9 - Obtain an expression for i1 as labeled in Fig....Ch. 9 - The circuit in Fig. 9.52 has the switch in...Ch. 9 - For the circuit in Fig. 9.52, determine the value...Ch. 9 - In the series circuit of Fig. 9.53, set R = 1 ....Ch. 9 - Evaluate the derivative of each current and...Ch. 9 - Consider the circuit depicted in Fig. 9.55. If...Ch. 9 - Prob. 55ECh. 9 - In the circuit shown in Fig. 9.56, (a) obtain an...Ch. 9 - Prob. 57ECh. 9 - For the circuit represented in Fig. 9.57, (a)...Ch. 9 - FIGURE 9.57 Replace the 1 resistor in Fig. 9.57...Ch. 9 - A circuit has an inductive load of 2 H, a...Ch. 9 - (a) Adjust the value of the 3 resistor in the...Ch. 9 - Determine expressions for vC(t) and iL(t) in Fig....Ch. 9 - The capacitor in the LC circuit in Fig. 9.60 has...Ch. 9 - Suppose that the switch in the circuit in Fig....Ch. 9 - The capacitor in the circuit of Fig. 9.63 is set...Ch. 9 - The physical behavior of automotive suspension...Ch. 9 - A lossless LC circuit can be used to provide...
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- With reference to the figure below, sketch the inductor voltage, v, as a function of time, 0arrow_forward1. Find the capacitor voltage in the network shown in the figure below if the switch closes att=0. Assume zero initial conditions. Also find the time constant, rise time, and settling time for the capacitor voltage. 0.5 F 5 V.arrow_forwardTRUE or FALSE a. A discontinuous change in the voltage requires an infinite current thus a capacitor resists an abrupt change in the voltage across it. b. The inductor takes power from the circuit when storing energy and delivers power to the circuit when returning previously stored energy.arrow_forwardA: Find the reactance of the capacitor and the impedance of the capacitor. (You should have two answers for this question.) B: Find the phasor voltage and the steady-state expression v(t) for the voltage across the capacitor. (You should have two answers for this question.)arrow_forwardIn the figure given below, the capacitor is initially uncharged. Suppose C = 500µF.At t = 0 s, the switch is moved to position 1 for 5 ms, then to position 2 and it remains there. DeterminevC and iC while the switch is in position 2.arrow_forwardGiven That: Is=0.0098, R1=60000, R2=6000 0, L=16 H, C=2 F, The circuit shown below under dc conditions find the following: L ell Is R1 R2 the current in L The voltage across capacitorarrow_forwardWrite the circuit current equation, the capacitor voltage equation and the voltage equation at the end of R1 for the period from the beginning of this period (t = 0) when the K switch is in the 1 position until the K switch is in the 2 position.arrow_forwardFIGURE 9.45 27. The inductor in the circuit of Fig. 9.43 is changed such that the circuit response is now critically damped. (a) Determine the new inductor value. (b) Calculate the energy stored in both the inductor and the capacitor at t = 10 ms. 30 787arrow_forwardS:46) I just need the integral of the mutual inductance for these 3 problemsarrow_forwardAn RC Circuit consists of 15μF capacitor, a resistor with an unknown resistance, and a 12.0 V battery. Five seconds after the switch is closed, the voltage across the capacitor is found to be 8.0 V. a.) Find the time constant b.) Find the charge of the capacitor 5.0 s after the switch is closed c.) Find the resistance of the unknown resistance.arrow_forward2) An LC circuit is made by attaching a 0.2221 H inductor is connected across a variable capacitor whose capacitance can be varied by turning a knob. a) . At what angle should the knob be set so that the circuit ocillates with a period of 8.000 ms? SuF OµF - 10µF b) What voltage battery do I need to charge up the capacitor to an initial charge of 87.60 µC? (assume the period is set to 8.000 ms) Сарасiance c) What is the maximum current in this LC Circuit? (all numbers 4 sig figs) (assume the initial charge is 87.60 µC)arrow_forwardAn RC circuit has an emf of 10 sin t volts, a resistance of 100 ohms, a capacitance of 0.005 farads, and no initial charge on the capacitor. Find the charge on the capacitor at any time t.arrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
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