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 'JUNIOR INSTRUCTOR ELECTRONIC MECHANIC INDUSTRIAL TRAINING' And exam conducted in the year 2018. And Question paper code was '079/2018'. 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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For proper working of a clamper, time constant of the circuit should be
(A) Large (8) Small
(C) Equal To Signal Time Period (D) Greater Than 5 Times Signal Time Period
A UJT has Rbb=10 KQ and Rb2 = 4 KQ. Its intrinsic standoff ratio is
(^) 0.6 (8) 04
(ಲ 5 D) 53
The main purpose of modulation is to
(¢) Combine two waves of different frequencies
(B) Achieve wave shaping of the carrier wave
(C) Transmitting low frequency information over long distance efficiently
(D) Produce side bands
In AM, the power content of the carrier is maximum when m equals to
ക 9 ® 1
© 0.8 യ 05
In the context of IC fabrication, metallisation means
(¢) Connecting metallic wires (൫) Forming interconnecting conducting patterns
(C) Covering with a metallic cap (D) All of the above
Commonly used ICs are .
(മ) प साप (8) Monolithic
(C) Hybrid (D) None of the above
An Audio Amplifier IC is an example of
(¢) Digital IC (8) Linear IC
(C) Both (A) and (B) (D) None of the above
LM317 Voltage Regulator, what is the minimum value of voltage required between 115 input and
output in order to supply power to an internal circuit ?
@A) 1v (೫) 3V
© 5% (೧) 10V
079/2018 12 A
