e(t), E(s)E"(s),E(z) Σ r(t), R(s) Y(z) G (s) = G,(s)G(s) c(t), C(s) D(z) To =G,(s)(1-0STO/s b(t), B(s) H(s) For the system above: D(z)=(z/2 - 1)/z, Gr(s)=2/(s+1/2), H(s)=1/4, GHO(s)= (1-esTO/s, To=1/4 31. As in the class notes, for the system above define Gc(s) = G'(s) (1-esTo). Then, G'(s)= %3D a) s2(s+1/2) 2 b): s(s+1/2) d) none above (2s+1) 32. As in the class notes, for the system above, G'(z)= z(z-e-1/2) a) 4z(1-e-1/2) 4z(1-e-1/8) b) (z-1)(z-e-1/8) 4(z+1)(1-e-1/4) c) z(z-e-1/4) d) none above 33. The open-loop dc gain GOL(s)=B(s)/E(s) for the system above at 0 Hz is a) -2 b) -1 c) -1/2 d) none above 34. The closed-loop dc gain GCL(s)=C(s)/R(s) of the system is a) -4 b) -2 c) 2 d) none above 35. The closed-loop poles of GCL(z) are a) {0.28, 0.62} b) {-0.18, 0.44} c) {0.59, 0.85} d) none above

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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Question
e(t), E(s)E"(s),E(z)
Σ
r(t), R(s)
Y(z)
G (s) = G,(s)G(s)
c(t), C(s)
D(z)
To
=G,(s)(1-0STO/s
b(t), B(s)
H(s)
For the system above: D(z)=(z/2 - 1)/z, Gr(s)=2/(s+1/2), H(s)=1/4, GHO(s)= (1-esTO/s, To=1/4
31. As in the class notes, for the system above define Gc(s) = G'(s) (1-esTo). Then, G'(s)=
%3D
a)
s2(s+1/2)
2
b):
s(s+1/2)
d) none above
(2s+1)
32. As in the class notes, for the system above, G'(z)=
z(z-e-1/2)
a)
4z(1-e-1/2)
4z(1-e-1/8)
b)
(z-1)(z-e-1/8)
4(z+1)(1-e-1/4)
c)
z(z-e-1/4)
d) none above
33. The open-loop dc gain GOL(s)=B(s)/E(s) for the system above at 0 Hz is
a) -2
b) -1
c) -1/2
d) none above
34. The closed-loop dc gain GCL(s)=C(s)/R(s) of the system is
a) -4
b) -2
c) 2
d) none above
35. The closed-loop poles of GCL(z) are
a) {0.28, 0.62}
b) {-0.18, 0.44}
c) {0.59, 0.85}
d) none above
Transcribed Image Text:e(t), E(s)E"(s),E(z) Σ r(t), R(s) Y(z) G (s) = G,(s)G(s) c(t), C(s) D(z) To =G,(s)(1-0STO/s b(t), B(s) H(s) For the system above: D(z)=(z/2 - 1)/z, Gr(s)=2/(s+1/2), H(s)=1/4, GHO(s)= (1-esTO/s, To=1/4 31. As in the class notes, for the system above define Gc(s) = G'(s) (1-esTo). Then, G'(s)= %3D a) s2(s+1/2) 2 b): s(s+1/2) d) none above (2s+1) 32. As in the class notes, for the system above, G'(z)= z(z-e-1/2) a) 4z(1-e-1/2) 4z(1-e-1/8) b) (z-1)(z-e-1/8) 4(z+1)(1-e-1/4) c) z(z-e-1/4) d) none above 33. The open-loop dc gain GOL(s)=B(s)/E(s) for the system above at 0 Hz is a) -2 b) -1 c) -1/2 d) none above 34. The closed-loop dc gain GCL(s)=C(s)/R(s) of the system is a) -4 b) -2 c) 2 d) none above 35. The closed-loop poles of GCL(z) are a) {0.28, 0.62} b) {-0.18, 0.44} c) {0.59, 0.85} d) none above
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