Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Deputy Engineer (Electrical), Assistant Engineer (Electrical) - Kerala Co-operative Milk Marketing Federation Ltd, KSEB' And exam conducted in the year 2023. And Question paper code was '098/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
53.
54.
55.
098/23
Unit step response of 2"4 order system is 1 — 75! - 51975! Which of the following
statements are correct ?
i. Impulse response is 10e~5§.
ii. Damping ratio is 1.
iii. Undamped natural frequency is 5rad/sec.
A) i, ii and iii
B) ii and iii only
C) iionly
D) iii only
26
Closed loop transfer function ௦0. of the following system is
R(s)
Ga
R(s) 21 62 © ௦9)
0 yo ں-۔ 7ت EF
2 -_1
٦
A 14
) 242.644 2.G3.G4+G2.G3.G4
p) 9192634
1+4
6 G1.G2.G3.G4
) 24G1.G2+G3.G4+G1,.G2.63.G4
छा
1+ G1.G2 + G2.G3 + G3.G4
D)
Phase margin is the amount of angle to make the system
A) Oscillatory
B) Unstable
C) Stable
)
D) Exponential
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