1
GATE EE 2023
MCQ (Single Correct Answer)
+1
-0.33
Consider a unity-gain negative feedback system consisting of the plant G(s) (given below) and a proportional-integral controller. Let the proportional gain and integral gain be 3 and 1, respectively. For a unit step reference input, the final values of the controller output and the plant output, respectively, are
$$G(s) = {1 \over {s - 1}}$$
2
GATE EE 2017 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The transfer function $$C(s)$$ of a compensator is given below:
$$C\left( s \right) = {{\left( {1 + {s \over {0.1}}} \right)\left( {1 + {s \over {100}}} \right)} \over {\left( {1 + s} \right)\left( {1 + {s \over {10}}} \right)}}$$
The frequency range in which the phase (lead) introduce by the compensator reaches the maximum is
3
GATE EE 2015 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The transfer function of a second order real system with a perfectly flat magnitude response of unity has a pole at $$\left( {2 - j3} \right).$$ List all the poles and zeros.
4
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
A lead compensator used for a closed loop controller has the following transfer function $${\textstyle{{K\left( {1 + {s \over a}} \right)} \over {\left( {1 + {s \over b}} \right)}}}\,\,\,$$ For such a lead compensator
Questions Asked from Controller and Compensator (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits