Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 56P
For the system in Fig. 14.83 find the sinusoidal expression for the unknown current
Fig. 14.83
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Q3.
a) For the circuit shown in figure 3, use nodal analysis to obtain a
complete set of circuit equations, presenting your answer in
matrix form. Compute the potential across and the current flowing
through the ZL element, given:
IS = 12sin(wt) A, R1 = 30, R2 = 50, L1 = j4 Q, L2 = j10 Q
and ZL = (2+2)
b)
IS
R1
L2
Figure 3
w
R2
ZL
Using equations and text, define the two-port impedance
parameters.
Q3.
The circuit to study is shown in figure below, where
V1 10040° V, V2=50260° V, and
R₁ =3Q, R₂ = 502, R3 = 2, R450, Rs 50, Ls = 12.8 mH. Ls = 6.4 mH,C2 796μF and
C3 =796µF . assume f=50Hz
V1
R1
R3
03
R2
R4
C2
RE
L5
Vx
a)
Apply the mesh current method to obtain a complete set of circuit equations,
presenting your answer in matrix form;
b) Compute the potential across and the current flowing through the L6 elements.
a single circuit 50hz transmission line is 362 km long. the load is125mw at 200kv with 100% power factor. 1. evaluate the incident and reflected voltages at the receiving end of the line and at the sending end of the line. 2. determine the line voltage at the sending end from the incident and reflected voltages. 3. computer the wavelength and velocity of propagation. parameters of the line are r = 0.1069 ohms/km. l=1.355mh/km c=8.452nf/km g=0
Chapter 14 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 14 - Plot the following waveform versus time showing...Ch. 14 - Repeat Problem 1 for the following sinusoidal...Ch. 14 - What is the derivative of each of the following...Ch. 14 - The voltage across a 20 resistor is as indicated....Ch. 14 - The current through a 6.8 k ) resistor is as...Ch. 14 - Determine the inductive reactance (in ohms) of a 2...Ch. 14 - Determine the closest standard value inductance...Ch. 14 - Determine the frequency at which a 47 mH...Ch. 14 - The current through a 20 inductive reactance is...Ch. 14 - The current through a 0.1 H coil is given. What is...
Ch. 14 - The voltage across a 40 inductive reactance is...Ch. 14 - The voltage across a 0.2 H coil is given. What is...Ch. 14 - Determine the capacitive reactance (in ohms) of a...Ch. 14 - Determine the closest standard value capacitance...Ch. 14 - Determine the frequency at which a 3.9 F capacitor...Ch. 14 - The voltage across a 2.5 capacitive reactance is...Ch. 14 - The voltage across a 1 F capacitor is given. What...Ch. 14 - The current through a 2 k capacitive reactance is...Ch. 14 - The current through a 0.56 F capacitor is given....Ch. 14 - For the following pairs of voltages and currents,...Ch. 14 - Repeat Problem 20 for the following pairs of...Ch. 14 - Plot XL versus frequency for a 3 mH coil using a...Ch. 14 - Plot XC versus frequency for a 1 F capacitor using...Ch. 14 - At what frequency will the reactance of a 1 F...Ch. 14 - The reactance of a coil equals the resistance of a...Ch. 14 - Determine the frequency at which a 1 F capacitor...Ch. 14 - Determine the capacitance required to establish a...Ch. 14 - Find the average power loss and power factor for...Ch. 14 - If the current through and voltage across an...Ch. 14 - A circuit dissipates 100 W (average power) at 150...Ch. 14 - The power factor of a circuit is 0.5 lagging. The...Ch. 14 - In Fig.14.77, e=120sin(260t+20). a. What is the...Ch. 14 - In Fig. 14.78, e=220sin(1000t+60). a. Find the...Ch. 14 - In Fig. 14.79, i=30103sin(2500t20). a. Find the...Ch. 14 - For the network in Fig. 14.80 and the applied...Ch. 14 - For the network in Fig. 14.81 and the applied...Ch. 14 - Convert the following from rectangular to polar...Ch. 14 - Convert the following from rectangular to polar...Ch. 14 - Convert the following from polar to rectangular...Ch. 14 - Convert the following from polar to rectangular...Ch. 14 - Perform the following additions in rectangular...Ch. 14 - Perform the following subtractions in rectangular...Ch. 14 - Perform the following operations with polar...Ch. 14 - Perform the following multiplications in...Ch. 14 - Perform the following multiplications in polar...Ch. 14 - Perform the following divisions in polar form:...Ch. 14 - Perform the following divisions, and leave the...Ch. 14 - Perform the following operations, and express your...Ch. 14 - Prob. 49PCh. 14 - Determine a solution for x and y if...Ch. 14 - Determine a solution for x and y if...Ch. 14 - Express the following in phasor from:...Ch. 14 - Express the following in phasor form:...Ch. 14 - Express the following phasor currents and voltages...Ch. 14 - For the system in Fig. 14.82, find the sinusoidal...Ch. 14 - For the system in Fig. 14.83 find the sinusoidal...Ch. 14 - Find the sinusoidal expression for the voltage Ua...Ch. 14 - Find the sinusoidal expression for the current i1...Ch. 14 - Plot icandUc versus time for the network in Fig....Ch. 14 - Plot the magnitude and phase angle of the current...Ch. 14 - Plot the total impedance of the configuration in...
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