EBK MINDTAP FOR HERMAN'S DELMAR'S STAND
7th Edition
ISBN: 9781337900614
Author: Herman
Publisher: VST
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Textbook Question
Chapter 33, Problem 25RQ
What is the principle of operation of a stepping motor?
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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 33 Solutions
EBK MINDTAP FOR HERMAN'S DELMAR'S STAND
Ch. 33 - What are the three basic types of split-phase...Ch. 33 - The voltages of a two-phase system are how many...Ch. 33 - How are the start and run windings of a...Ch. 33 - In order to produce maximum starting torque in a...Ch. 33 - What is the advantage of the capacitor-start...Ch. 33 - On average, how many degrees out of phase with...Ch. 33 - What device is used to disconnect the start...Ch. 33 - Why does a split-phase motor continue to operate...Ch. 33 - How can the direction of rotation of a split-phase...Ch. 33 - If a dual-voltage split-phase motor is to be...
Ch. 33 - When determining the direction of rotation for a...Ch. 33 - What type of split-phase motor does not generally...Ch. 33 - What type of single-phase motor develops the...Ch. 33 - Prob. 14RQCh. 33 - Prob. 15RQCh. 33 - When a repulsion-start induction-run motor reaches...Ch. 33 - Prob. 17RQCh. 33 - What causes the magnetic field to rotate in a...Ch. 33 - How can the direction of rotation of a shaded-pole...Ch. 33 - Prob. 20RQCh. 33 - Prob. 21RQCh. 33 - Prob. 22RQCh. 33 - Prob. 23RQCh. 33 - Prob. 24RQCh. 33 - What is the principle of operation of a stepping...Ch. 33 - What does the term bifilar mean?Ch. 33 - Prob. 27RQCh. 33 - When a stepping motor is connected to AC power,...Ch. 33 - What is the synchronous speed of an eight-pole...Ch. 33 - How can the holding torque of a stepping motor be...Ch. 33 - Why is the AC series motor often referred to as a...Ch. 33 - Prob. 32RQCh. 33 - How is the direction of rotation of the universal...Ch. 33 - Prob. 34RQCh. 33 - Prob. 35RQCh. 33 - Prob. 36RQCh. 33 - Prob. 1PA
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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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