Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 5, Problem 6P
Calculate
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If C is the circle |z|=4 evaluate ff(z)dz for each of the following
functions using residue.
Z
(a)f(z) = z²-1
Z+1
1
(b)f(z) =
=
(c)f(z)
=
z²(z+2)
z(z-2)³
z²
1
1
(d) f(z) =
=
(e) f(z) =
(f) f(z) =
(z²+3z+2)²
z²+z+1
z(z²+6z+4)
5. Answer the following questions. Take help from ChatGPT to answer these questions (if
you need). Write the answers briefly using your own words with no more than two sentences,
and check whether ChatGPT is giving you the appropriate answers in the context of our
class.
a) What is the Bode plot? What kind of input do we consider for the frequency-response-
based method?
b) What is the advantage of design using the frequency-response method?
c) Define gain margin, phase margin, gain crossover frequency, and phase crossover
frequency.
Phase (deg)
3. The Bode diagram of a system is shown below.
Magnitude (dB)
System: sys
-10
Frequency (rad/s): 0.141
Magnitude (dB): -15.6
-20
-30
40
-50
-60
0
-45
-90
-135
101
10°
Bode Diagram
System: sys
Frequency (radis): 10
Magnitude (dB): -18.9
System: sys
Frequency (rad/s): 10
Phase (deg):-52.2
101
Frequency (rad/s)
102
103
Find the steady-state output of the system for each of the following inputs.
a) u(t) = 100
b) u(t) 100 cos(10 t + 10°)
=
c) u(t) = 500 + 200 cos(10 t + 10°)
Chapter 5 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 5 - Prob. 1TFQCh. 5 - The total resistance of parallel resistors is...Ch. 5 - The product-over-sum rule works for any number of...Ch. 5 - In a parallel circuit, the voltage is larger on a...Ch. 5 - Prob. 5TFQCh. 5 - Prob. 6TFQCh. 5 - Prob. 7TFQCh. 5 - In the current-divider formula, Ix=(RT/Rx)lT, the...Ch. 5 - Prob. 9TFQCh. 5 - The total power dissipated by parallel resistors...
Ch. 5 - In a parallel circuit, each resistor has the same...Ch. 5 - When a 1.2k resistor and a 100 resistor are...Ch. 5 - Prob. 3STCh. 5 - Eight resistors are in parallel. The two...Ch. 5 - When an additional resistor is connected across an...Ch. 5 - If one of the resistors in a parallel circuit is...Ch. 5 - The currents into a node are along two paths. One...Ch. 5 - Prob. 8STCh. 5 - Prob. 9STCh. 5 - Prob. 10STCh. 5 - In a certain three-branch parallel circuit,...Ch. 5 - Prob. 12STCh. 5 - Prob. 13STCh. 5 - Prob. 14STCh. 5 - Determine the cause for each set of symptoms....Ch. 5 - Prob. 2TSCCh. 5 - Prob. 3TSCCh. 5 - Prob. 4TSCCh. 5 - Determine the cause for each set of symptoms....Ch. 5 - Connect the resistors in Figure 5-57 in parallel...Ch. 5 - Determine whether or not all the resistors in...Ch. 5 - Determine the total resistance between pins 1 and...Ch. 5 - The following resistors are connected in parallel:...Ch. 5 - Find the total resistance between nodes A and B...Ch. 5 - Calculate RT for each circuit in Figure 5-60.Ch. 5 - What is the total resistance of eleven 22k...Ch. 5 - Five 15, ten 100, and two 10 resistors are all...Ch. 5 - Determine the voltage across and the current...Ch. 5 - The source voltage in Figure 5-61 is 100 V. How...Ch. 5 - Prob. 11PCh. 5 - The resistance of a 60 W bulb is approximatey 240....Ch. 5 - What is the current in each resistor for the...Ch. 5 - Four equal-value resistors are connected in...Ch. 5 - The following currents are measured in the same...Ch. 5 - There is a total of 500mA of current into five...Ch. 5 - How much current is through R2 and R3 in Figure...Ch. 5 - A trailer has four running lights that draw 0.5A...Ch. 5 - Assume the trailer in Problem 18 has two brake...Ch. 5 - A 10k resistor and a 15k resistor are in parallel...Ch. 5 - How much branch current should each meter in...Ch. 5 - Prob. 22PCh. 5 - Five parallel resistors each handle 40mW. What is...Ch. 5 - Prob. 24PCh. 5 - Six light bulbs are connected in parallel across...Ch. 5 - If one of the bulbs burns out in Problem 25, how...Ch. 5 - In Figure 5-67, the current and voltage...Ch. 5 - Prob. 28PCh. 5 - Find the open resistor in Figure 5-69.Ch. 5 - From the ohmmeter reading in Figure 5-70, can you...Ch. 5 - In the circuit of Figure 5-71, determine...Ch. 5 - The total resistance of a parallel circuit is 25....Ch. 5 - What is the current through each resistor in...Ch. 5 - A certain parallel circuit consists of only 12W...Ch. 5 - Find the values of the unspecified quantities...Ch. 5 - What is the total resistance between terminal A...Ch. 5 - What value of R2 in Figure 5-75 will cause...Ch. 5 - Determine the total current from the source and...Ch. 5 - The electrical circuit in a room is protected with...Ch. 5 - The total resistance of a parallel circuit is 25....Ch. 5 - Prob. 41PCh. 5 - If the total resistance in Figure 5-78 is 200,...Ch. 5 - Determine the unknown resistances in Figure 5-79.Ch. 5 - There is a total of 250 mA into a parallel circuit...Ch. 5 - Prob. 45PCh. 5 - Develop a test procedure to check the circuit in...Ch. 5 - A certain parallel circuit consists of five 12W...Ch. 5 - For the circuit board shown in Figure 5-82,...Ch. 5 - For the circuit board shown in Figure 5-82,...Ch. 5 - Open file P05-50; files are found at...Ch. 5 - Open file P05-51. Using current measurements,...Ch. 5 - Open file P05-52. Using current measurements,...
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- Phase (deg) 270 4. Consider a closed-loop system with unity (negative) feedback. The Bode diagram of the open-loop transfer function is given below. Magnitude (dB) -500 -150 -50 10 dB System Frequency (eds): 6.63 Magnitude (B) 0.0778 Буку Frequency(): 10.1 Magnitude ()-705 Frequency(6.63 Phase (deg): -144 Frequency (rad): 10.1 Phase (deg): -180 101 Frequency (rad) a) Find the gain margin, phase margin, gain crossover frequency, and phase crossover frequency. b) Is the closed-loop system stable? What is the steady-state error for step-input?arrow_forwardelectric plantsarrow_forwardsolve and show workarrow_forward
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