The open-loop system transfer function is given by Ks (s + a)(s² + 14s + 49) G(s) = = The frequency response for the system is shown in Figure. Estimate K and a by examining the frequency response curves.

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The open-loop system transfer function is given by
Ks
(s + a)(s² + 14s +49)
G(s)
The frequency response for the system is shown in Figure. Estimate K and a by
examining the frequency response curves.
Magnitude (dB)
Phase (deg)
O a.
0
5
-10
-15
-20
-25
-30
-35
-40
-45
98
90
45
0
-45
-90
-135
=
-180
101
System: sys
Frequency (radis) 1.85
Magnitude (d): -0.00832
a = 3; K = 100
O b. a = 2; K = 100.150
O c. a = 0.250; K = 100.150
O d. a = 4; K = 100
10⁰
Bode Diagram
System: sys
Frequency (radis): 6.43
Magnitude (dB): 0.00408
System: nys
Frequency (radis): 2.04
Phase (deg): 00658
Frequency (radis)
Transcribed Image Text:The open-loop system transfer function is given by Ks (s + a)(s² + 14s +49) G(s) The frequency response for the system is shown in Figure. Estimate K and a by examining the frequency response curves. Magnitude (dB) Phase (deg) O a. 0 5 -10 -15 -20 -25 -30 -35 -40 -45 98 90 45 0 -45 -90 -135 = -180 101 System: sys Frequency (radis) 1.85 Magnitude (d): -0.00832 a = 3; K = 100 O b. a = 2; K = 100.150 O c. a = 0.250; K = 100.150 O d. a = 4; K = 100 10⁰ Bode Diagram System: sys Frequency (radis): 6.43 Magnitude (dB): 0.00408 System: nys Frequency (radis): 2.04 Phase (deg): 00658 Frequency (radis)
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