1
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
The input-output transfer function of a plant is h(s)=$${{100} \over {s{{\left( {s + 10} \right)}^2}}}$$. The plant is placed in a unity negative feedback configuration as shown in the figure below.
The signal flow graph that DOES NOT model the plant transfer function H(s) is
The signal flow graph that DOES NOT model the plant transfer function H(s) is
A
B
C
D
2
GATE ECE 2011
MCQ (Single Correct Answer)
+2
-0.6
The input-output transfer function of a plant is h(s)=$${{100} \over {s{{\left( {s + 10} \right)}^2}}}$$. The plant is placed in a unity negative feedback configuration as shown in the figure below.
The gain margin of the system under closed loop unity negative feedback is
The gain margin of the system under closed loop unity negative feedback is3
GATE ECE 2009
MCQ (Single Correct Answer)
+2
-0.6
The Nyquist plot of a stable transfer function G(s) is shown in the figure. We are interested in the stability of the closed loop system in the feedback configuration shown.
Which of the foloowing statements is true?
Which of the foloowing statements is true?
4
GATE ECE 2009
MCQ (Single Correct Answer)
+2
-0.6
The Nyquist plot of a stable transfer function G(s) is shown in the figure. We are interested in the stability of the closed loop system in the feedback configuration shown.
The gain and phase margins of G(s) for closed loop stability are
The gain and phase margins of G(s) for closed loop stability are GATE ECE Subjects
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