Kerala PSC Previous Years Question Paper & Answer

Title : Technician Grade II (Electronics)-Kerala Co-operative Milk Marketing Federation Ltd
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Technician Grade II (Electronics)-Kerala Co-operative Milk Marketing Federation Ltd ' And exam conducted in the year 2022. And Question paper code was '010/2022'. 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.

page: 7 out of 14
Excerpt of Question Code: 010/2022










The lowest input resistance is obtained in which transistor configuration :

(A) Common Collector (B) Common source

(C) Common Base (D) Common Emitter
Transistor is a :

(A) current controlled voltage device ൯) current controlled current device

(C) voltage controlled voltage device (D) voltage controlled current device
A relaxation oscillator is one which :

(A) produces sinusoidal output (B) ‏مھ‎ signal output

(C) relaxes indefinitely (1) produce non sinusoidal output
Ideal value of Common Mode Rejection Ratio in OP-Amp is :

(A) unity (B) 2670

(C) infinity (D) 0.50

What is the closed loop voltage gain of a inverting OP-amp circuit when feedback resistor

value is 10KQ and input resistor value is 1KQ?

(A) 10 (8) -10
(0) 1 ൯൬ 114
Which Multivibrator can be used for storing digital data?
(^) Astable Multivibrator (B) Mono Stable Multivibrator
(೮) Bistable Multivibrator (D) None of these
Which is the output pin number LM 741 OP_AMP?
(^) Pin number 6 (B) Pin number 4
(C) Pin number 5 (D) Pin number 3
When a transistor work as an amplifier its operation is in :
(A) Cut Off Region (B) Active Region
(C) Saturation Region (0) Inverted Region

How many Op-Amps are fabricated inside the LM 324 IC pack?


Two Op-Amps
Four Op-Amps


൯) Three Op-Amps

Five Op-Amps


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