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 'Electrical Supervisor - Apex Societies & MATSYAFED' And exam conducted in the year 2022. And Question paper code was '001/2022'. 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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A latched up IGBT can be tumed off by
A) UJT triggering circuit
B) Forced commutation of voltage
©) Snubber circuit
D) Forced commutation of current
A single phase half bridge inverter has input supply voltage of 100 volts, For a load
resistance of 5 ohms, the output power 6 equal to (square wave output)
A) 2000 watts B) 500 watts
©) 1000 watts D) 750 watts
The internal resistance of an ideal voltage source is
A) High B) Moderate
C) Zero D) Very high
is used in the rotating type UPS system to supply the mains.
A) Battery bank B) DC motor
C) Self excited DC generator D) Alternator
The decimal number - 19 is expressed in 26 complement form as
൧) 10010011 8) 11101101
0) 11011100 0) 00110011
⋅ ⋏↨⋏⊟≁⋏⊟↽−−−−∃ is equivalent to
A) AB B) AB
c) AB D) AB
In negative logic, logic state 1 corresponds to
A) Zero voltage B) More negative voltage
C) Lower voltage level D) Negative voltage
. The most suitable gate for comparing two bits is
൧) NAND B) XOR
0) AND ൧) OR
A feature that distinguishes the JK flip flop from the SR flip flop is the
ಹಿ) Type af clock B) Clear input
©) Present input D) Toggle condition
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