1
GATE ECE 1992
Subjective
+2
-0
Bode plot of a stable system is shown in fig. The transfer function of the system is GATE ECE 1992 Control Systems - Frequency Response Analysis Question 40 English
2
GATE ECE 1991
MCQ (Single Correct Answer)
+2
-0.6
The open-loop transfer function of a feedback control system is G(s)=$${1 \over {{{\left( {s + 1} \right)}^3}}}$$
The gain margin of the system is
A
2
B
4
C
8
D
16
3
GATE ECE 1989
MCQ (Single Correct Answer)
+2
-0.6
From the Nicholas chart, one can determine the following quantities pertaining to a closed loop system:
A
Magnitude and phase
B
band width
C
only magnitude
D
only phase
4
GATE ECE 1987
MCQ (Single Correct Answer)
+2
-0.6
The popular plot of G(s)=$${{10} \over {s{{\left( {s + 1} \right)}^2}}},$$ intercepts real axix at $$\omega = {\omega _0}$$ Then, the real part and $${\omega _0}$$ are respectively given by
A
-25, 1
B
-5, 0.5
C
-5, 1
D
-5, 2
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