1
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 19 English
A
Low pass filter
B
High pass filter
C
Band pass filter
D
notch filter
2
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
$${\raise0.5ex\hbox{$\scriptstyle \pi $} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyle 6$}}$$
3
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.
4
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The transfer function of a phase lead controller is $${\textstyle{{1 + 3Ts} \over {1 + Ts}}}.$$ The maximum value of phase provided by this controller is
A
$$90^\circ $$
B
$$60^\circ $$
C
$$45^\circ $$
D
$$30^\circ $$
GATE ECE Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12