Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 16, Problem 11P
For the network of Fig. 16.73:
a. Find the total impedance “seen" by the source.
b. Using the results of part (a), find the total admittance.
c. Sketch the admittance diagram for the parallel network.
d. Determine the source current Is.
e. Calculate the current through the capacitive element lc
f. Write the sinusoidal expressions for the applied voltage and source current.
g. What is the power factor of the network? Is it leading or lagging? Is this considered a capacitive or inductive configuration?
Fig. 16.73
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3. Consider the circuit, in which R₁ = 10 KQ2, R2 =
5 KQ, R3 = 1 KQ, and RE = 8 KQ. The supply
voltages are +Vcc = 10 V and -VEE = -5 V. Other
parameters are ẞF = 100, VBE(On) = 0.7 V, and
VCE(Sat) 0.2 V. Rc value will be specified later.
(a) (3 points) Draw the dc equivalent circuit of the
circuit.
VI
+Vcc
Rc
R2
RI
R₁
RE
-VEE
υο
R3
(b) Find the Thevenin equivalent voltage source VEQ and input resistance REQ of the DC
equivalent circuit. Show your work.
+Vcc
Rc
UC
VEQ
www
REQ
VE
VEQ =
REQ =
ΚΩ
RE
VEE
5. Consider the ac equivalent circuit of an
amplifier, where RE = 1 KS2, gm = 0.05 S, and
Υπ= 2Κ Ω.
(a) Redraw the ac equivalent circuit using the
hybrid-pi small signal model for BJTS.
Include ro in the model.
R₁
ww
Vi
RB
ww
+
RL
Vo
RE
(b) Find the terminal resistance RIB using the circuit obtained in (a). Ignore ro. Show your
work. (Don't use formula for RiB.)
4. Consider the circuit. Use the symbol ||
to indicate the parallel of resistors in the
following questions.
(a) Express the input resistance Rin in terms of
the terminal resistance and other necessary
resistor values. (In other words, RiB, Ric, and
RIE are given.)
C₁
R₁
R₂
+Vcc
Rc
C3
R3
C2
ی
RE
-VEE
(b) Express the output resistance Rout in terms of the terminal resistance and other necessary
resistor values. (In other words, RiB, Ric and RiE are given.)
(c) Express the voltage gain A₁ = ∞ in terms of terminal voltage gain Avt, the terminal
Vi
resistance, and other necessary resistor values. (Avt, RiB, Ric and R₁E are given.)
+51
Chapter 16 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 16 - Find the total impedance of the parallel networks...Ch. 16 - Find the total impedance of the parallel...Ch. 16 - Prob. 3PCh. 16 - For each configuration of Fig. 16.66: a. Find the...Ch. 16 - For each configuration of Fig. 16.67 a. Find the...Ch. 16 - For each network of Fig. 16.68: a. find the total...Ch. 16 - For the circuit of Fig. 16.69: a. Find the total...Ch. 16 - Given the voltage and current shown in Fig. 16.70,...Ch. 16 - For the network in Fig. 16.71: a. Find the total...Ch. 16 - Repeat Problem 9 for the network in Fig. 16.72,...
Ch. 16 - For the network of Fig. 16.73: a. Find the total...Ch. 16 - For the network in Fig. 16.74: a. Find the total...Ch. 16 - Repeat Problem 12 for the circuit in Fig. 16.75...Ch. 16 - Calculate the currents I1 and I2 in Fig. 16.76 in...Ch. 16 - For the parallel R-C network in Fig. 16.77: a....Ch. 16 - For the parallel R-L network in Fig. 16.78: a....Ch. 16 - Plot YTandT(ofYT=YTT) for a frequency range of...Ch. 16 - Plot YTandT(ofYT=YTT) for a frequency range of...Ch. 16 - For the parallel R-L-C network in Fig. 16.79. a....Ch. 16 - For the series circuits in Fig. 16.80, find a...Ch. 16 - For the parallel circuits in Fig. 16.81, find a...Ch. 16 - For the network in Fig. 16.82: a. Calculate E, IR,...Ch. 16 - Find the element or elements that must be in the...Ch. 16 - For the network in Fig. 16.13 (usef=1kHz): a....Ch. 16 - For the network in Fig. 16.32: a. Plot the...
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