10. Which of the open-loop functions has the following Bode plots:Magnitude (8)Phase (de)0-50-100-90-135-180-270(a) G(s) =1024s(s+2)(s+6)(c) G(s) =24s² (s+6)10⁰G(s) =Bode DiagramFrequency (radise)1024s² (s+2)(s+6)(b) G(s)=-10²(d) G(s) =10s² +0.5s +1011. Determine the number of unstable open-loop poles for the following system,s-3s(s+6)(s-10)(s-12)(a) P=3(b) P=2(c) P = 4(d) P = 512. For the system in Problem 11, the closed-loop system is stable if and only if(a) the Nyquist diagram encircles the (-1, 0) point twice clockwise(b) the Nyquist diagram does not encircle the (-1,0) point(c) the Nyquist diagram encircles the (-1, 0) point twice counterclockwise(d) the Nyquist diagram encircles the (-1, 0) point three times counterclockwise13. Consider the following Nyquist Diagram, 0806P04020244-06-08-0.8 -0.6Nyquist Dagram02 0 02 04 06 0.8RealAxis1Determine the Gain Margin(a) - 0.38(b)-2.63(c) 8.38 dB14. Determine the Phase Margin of the above Nyquist diagram in Problem 13(a) 27.6 deg(b)-27.6 deg(c) 0 deg(d) - 180 deg15. If the system has the same Nyquist diagram as in Problem 13, and the number of open-looppoles in the right-hand side of s-plane P = 0, then the closed-loop system is(a) stable(b) unstable(c) not sure(d) marginal stable(d)-8.38 dB

Since you have posted multiple questions, we will provide the solution only to the first question as…

10. Which of the open-loop functions has the following Bode plots: (g)apraudes Phase ( -50 -100 00 -136 100 270k 10 (a) G(s) = (c) G(s)= 24 s(s+2)(8+6) 24 s² (5+6) 10² Frequency (radise) (b) G(s)= 24 s² (s+2)(s+6) (d) G(s) = 10 s² +0.5s +10

10. Which of the open-loop functions has the following Bode plots: (g)apraudes Phase ( -50 -100 00 -136 100 270k 10 (a) G(s) = (c) G(s)= 24 s(s+2)(8+6) 24 s² (5+6) 10² Frequency (radise) (b) G(s)= 24 s² (s+2)(s+6) (d) G(s) = 10 s² +0.5s +10

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Question

10. Which of the open-loop functions has the following Bode plots:
Magnitude (8)
Phase (de)
0
-50
-100
-90
-135
-180
-270
(a) G(s) =
10
24
s(s+2)(s+6)
(c) G(s) =
24
s² (s+6)
10⁰
G(s) =
Bode Diagram
Frequency (radise)
10
24
s² (s+2)(s+6)
(b) G(s)=-
10²
(d) G(s) =
10
s² +0.5s +10
11. Determine the number of unstable open-loop poles for the following system,
s-3
s(s+6)(s-10)(s-12)
(a) P=3
(b) P=2
(c) P = 4
(d) P = 5
12. For the system in Problem 11, the closed-loop system is stable if and only if
(a) the Nyquist diagram encircles the (-1, 0) point twice clockwise
(b) the Nyquist diagram does not encircle the (-1,0) point
(c) the Nyquist diagram encircles the (-1, 0) point twice counterclockwise
(d) the Nyquist diagram encircles the (-1, 0) point three times counterclockwise
13. Consider the following Nyquist Diagram,

08
06P
04
02
02
44
-06
-08
-0.8 -0.6
Nyquist Dagram
02 0 02 04 06 0.8
RealAxis
1
Determine the Gain Margin
(a) - 0.38
(b)-2.63
(c) 8.38 dB
14. Determine the Phase Margin of the above Nyquist diagram in Problem 13
(a) 27.6 deg
(b)-27.6 deg
(c) 0 deg
(d) - 180 deg
15. If the system has the same Nyquist diagram as in Problem 13, and the number of open-loop
poles in the right-hand side of s-plane P = 0, then the closed-loop system is
(a) stable
(b) unstable
(c) not sure
(d) marginal stable
(d)-8.38 dB

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