Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 8, Problem 24P
- Determine the mesh currents for the network of Fig. 8.121 using the general approach.
- Through the proper use of Kirchhoff’s current law, reduce the resulting set of equations to three.
- Use determinants to find the three mesh currents.
- Determine the current through each source, using the results of part (c).
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Students have asked these similar questions
Q2. Figure Q2 shows a block diagram with an input of C(s) and an output R(s).
a)
C(s)
K₁
R(s)
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1 + 5s
1+2s
Figure Q2. Block diagram of control system.
Simply the block diagram to get the transfer function of the system C(s)/R(s).
b)
What is the order of the system?
c)
What is the gain of the system?
d) Determine the values of K₁ and K₂ to obtain a natural frequency w of
0.5 rad/s and damping ratio of 0.4.
e) What is the rise time and overshoot of the system with a unit step input?
Q4.
a) A purely derivative controller (i.e. with a zero at the origin only) is defined
by an improper transfer function. Considering its asymptotic behaviour,
explain why a purely derivative controller is difficult to implement in
practice. Relate your explanation to the potential limitations on system
performance.
b) Discuss the potential issues faced by a control system with a large cut-off
frequency. Relate your discussion to the implications on system
performance.
c)
The transfer function of a lag compensator is given by
2
KPID(S) = 2.2++0.2s
S
By using the asymptotic approximation technique:
(i) Obtain the standard form and corner frequency for each individual
component of KPID(S).
(ii) Clearly describe the asymptotic behaviour of each individual
component of KPID(S).
Module Code: EN2058
Q1. a) List the advantages and disadvantages of a closed loop system compared to
an open loop system.
b)
c)
What is the procedure for designing a control system for a bread toaster?
An RC circuit is given in Figure Q1. vi(t) and v(t) are the input and output
voltages.
(i) Derive the transfer function of the circuit.
(ii) With a unit step change vi(t) applied to the circuit, derive and sketch the
time response of the circuit.
R1 R2
v₁(t)
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vo(t)
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R3 = 100 kn C₁ = 100 μF
Figure Q1. RC circuit.
(iii) Assuming zero initial conditions, obtain the impulse and ramp responses
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Chapter 8 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 8 - For the network of Fig. 8.103: a. Find the...Ch. 8 - For the network of Fig. 8.104: a. Determine the...Ch. 8 - Find voltage Vs (with polarity) across the ideal...Ch. 8 - For the network in Fig. 8.106: a. Find voltage Vs....Ch. 8 - Find the voltage V3 and the current I2 for the...Ch. 8 - For the network in Fig. 8.108: a. Find the...Ch. 8 - Convert the voltage sources in Fig. 8.109 to...Ch. 8 - Convert the current sources in Fig. 8.110 to...Ch. 8 - For the network in Fig. 8.111: Find the current IL...Ch. 8 - For the configuration of Fig. 8.112: a. Convert...
Ch. 8 - For the network in Fig. 8.113: a. Replace all the...Ch. 8 - Find the voltage Vs and the current I1 for the...Ch. 8 - Convert the voltage sources in Fig. 8.115 to...Ch. 8 - For the network in Fig. 8.116, reduce the network...Ch. 8 - Using branch-current analysis, find the magnitude...Ch. 8 - For the network of Fig. 8.118: Determine the...Ch. 8 - Using branch-current analysis, find the current...Ch. 8 - Using branch-current analysis, find the current...Ch. 8 - For the network in Fig. 8.121: a. Write the...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Determine the mesh currents for the network of...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for thesss network of...Ch. 8 - Write the mesh currents for the network of Fig....Ch. 8 - Redraw the network of Fig. 8.125 in a manner that...Ch. 8 - For the transistor configuration in Fig. 8.126: a....Ch. 8 - Using the supermesh approach, find the current...Ch. 8 - Using the supermesh approach, find the current...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - a. Write the mesh equations for the network of...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - a. Write the mesh equations for the network of...Ch. 8 - a. Write the nodal equations using the general...Ch. 8 - Write the nodal equations using the general...Ch. 8 - a. Write the nodal equations using the general...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Using the supernode approach, determine the nodal...Ch. 8 - Using the supernode approach, determine the nodel...Ch. 8 - Determine the nodal voltages of Fig. 8.130 using...Ch. 8 - Convert the voltage source of Fig 8.131 to a...Ch. 8 - Convert the voltage source of Fig. 8.136 to a...Ch. 8 - Apply the format approach of nodal analysis to the...Ch. 8 - Using the format approach, find the nodal voltages...Ch. 8 - Convert the voltage sources of Fig. 8.129 to...Ch. 8 - For the network of Fig. 8.135: a. Convert the...Ch. 8 - For the bridge network in Fig. 8.141: a. Write the...Ch. 8 - For the network in Fig. 8.141: a. Write the nodal...Ch. 8 - For the bridge in Fig. 8.142: a. Write the mesh...Ch. 8 - For the bridge network in Fig. 8.142: a. Write the...Ch. 8 - Determine the current through the source resistor...Ch. 8 - Repeat Problem 63 for the network of Fig. 8.144....Ch. 8 - Using a -Y or Y- conversion, find the current I...Ch. 8 - Convert the of 6.8 k resistors in Fig. 8.146 to...Ch. 8 - For the network of Fig. 8.147, find the current I...Ch. 8 - a. Using a -Y or Y- conversion, find the current...Ch. 8 - The network of Fig. 8.149 is very similar to the...Ch. 8 - a. Replace the TT configuration in Fig.8.150...Ch. 8 - Using Y or Yconversion, determine the total...Ch. 8 - Using schematics, find the current through each...Ch. 8 - Using schematics, find the mesh currents for the...Ch. 8 - Using schematics, determine the nodal voltages for...
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