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 'Operator - Kerala Water Authority' And exam conducted in the year 22. And Question paper code was '008/22'. 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.
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An example of cold cathode lamp is :
(A) Neon lamp (B) Mercury vapour lamp
(C) Fluorescent tube (D) Incandescent lamp
Decimal equivalent of Hexadecimal number ‘D’ is :
ಯ) 14 (B) 13 م 12 (D) 10
Terminals of a IGBT are :
(A) Base, Collector, Emitter (B) Emitter, Collector, Gate
(C) Base 1, Base 2, Emitter (D) Drain, Source, Gate
The capacity of Transformers are rated by its :
(^) True power (B) Actual power
(C) Apparent power (D) Reactive power
Which circuits quick response type diazed fuses are used ?
(^) Motor circuits (B) Heating circuits
(C) Lightning circuits (D) Electronics circuits
How many number of brushes are used in wave wound DC shunt generator ?
(^) 1 (B) 2 (0 3 (D) 6
A JFET is a driven device.
(^) Voltage (B) Current (C) Frequency (D) Power
The radix of decimal number system is :
(A) 1 (B) 2 (© 10 (D) 0
As per BIS the shunt field winding terminals of a DC machine is marked :
(A) 81 & 82 (8) E1& E2 (0) FI& 72 (0) 701 & 2
The V-curve of a synchronous motor is the relation between :
(A) Applied voltage and back emf (B) Back emf and armature current
(C) Back emf and power factor (D) Armature current & rotor field current
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