Kerala PSC Previous Years Question Paper & Answer

Title : Technical Superintendent (Engineering) Kerala Co operative Milk Marketing Federation Limited
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Technical Superintendent (Engineering) Kerala Co operative Milk Marketing Federation Limited' And exam conducted in the year 2020. And Question paper code was '012/2020'. 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.

page: 3 out of 14
Excerpt of Question Code: 012/2020










Transposition of overhead transmission line is done to :
(ಯ) To reduce to conductor material
(B) To make the voltage drop in each line the same
(0) To reduce the cost of supporting structures
(D) None of the above

Ferranti effect can be reduced by :

(A) Adding capacitors (B) Adding reactors

(C) Adding resistors (D) None of the above
Which power plant is not suited to supply peak loads?

(A) Nuclear power plant (8) Diesel power plant

(C) Pumped storage plant (D) Gas turbine plant

A conductor which conneets the substation to the area where power is to be
distributed :

(^) Service main (B) Distributor
(C) Feeder (D) None of the above
The area of eross section of the neutral conductor is —————————— as that of any
line conductor.
(ಯ Same (B) Double
(C) Half (D) One fourth
The aceurate method of load flow analysis is :
(A) Gauss - Siedal method (B) Newton Raphson method
(C) Fast decoupled method (D) Dcload flow
The power system is stable if the synchronising power co-efficient is :
(^) Positive (B) Negative
(C) Positive or Negative (D) None of the above

The surge impedance of a 60 km cable is 40 Ohms. For a 30 km line, it will be :
(A) 20 Ohms (B) 80 Ohms
(C) 40 Ohms (D) None of the above

The inertia constant, H of a turbo generator of 200 MVA is 6. The value of H
corresponding to a base of 300 MVA will be :

മ 4 ೫ 6

© 9 യ) 18.5

5 012/2020

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