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Control Systems
Signal Flow Graph and Block Diagram
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Time Response Analysis
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Compensators
Marks 1Marks 2Marks 5Marks 8
Basic of Control Systems
Marks 1Marks 2
Frequency Response Analysis
Marks 1Marks 2Marks 5Marks 8Marks 10
Stability
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Root Locus Diagram
Marks 1Marks 2
State Space Analysis
Marks 1Marks 2Marks 5Marks 10
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1
GATE ECE 2009
MCQ (Single Correct Answer)
+1
-0.3
The magnitude plot of a rational transfer function G(s), with real coefficient is shown in figure. Which of the following compensators has such a magnitude plot? GATE ECE 2009 Control Systems - Compensators Question 20 English
A
Lead compensator
B
Lag compensator
C
PID controller
D
Lea-lag compensator
2
GATE ECE 2008
MCQ (Single Correct Answer)
+1
-0.3
The pole-zero plot given below corresponds to a GATE ECE 2008 Control Systems - Compensators Question 21 English
A
Low pass filter
B
High pass filter
C
Band pass filter
D
notch filter
3
GATE ECE 2006
MCQ (Single Correct Answer)
+1
-0.3
The transfer function of a phase-lead compensator is given by $${G_c}(s) = {{1 + 3Ts} \over {1 + Ts}}$$

where T > 0. The maximum phase-shift provided by such a compesator is

A
$${\raise0.5ex\hbox{$\scriptstyle \pi $} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 2$}}$$
B
$${\raise0.5ex\hbox{$\scriptstyle \pi $} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 3$}}$$
C
$${\raise0.5ex\hbox{$\scriptstyle \pi $} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 4$}}$$
D
$${\raise0.5ex\hbox{$\scriptstyle \pi $} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 6$}}$$
4
GATE ECE 2003
MCQ (Single Correct Answer)
+1
-0.3
A PD controller is used to compensate a system. Compared to the uncompensated system, the compensated system has
A
a higher type number.
B
reduced damping.
C
higher noise amplification.
D
larger transient overshoot.
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Questions Asked from Marks 1
GATE ECE 2017 Set 1 (1) GATE ECE 2017 Set 2 (1) GATE ECE 2015 Set 3 (1) GATE ECE 2009 (1) GATE ECE 2008 (1) GATE ECE 2006 (1) GATE ECE 2003 (1) GATE ECE 1998 (1)
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics