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)' And exam conducted in the year 2023. And Question paper code was '081/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
FINAL ANSWER KEY
Question 81/2023/01
Paper Code:
Category 333/2019
Code:
Exam: Junior Instructor (Electronic Mechanic)
Date of Test 13-06-2023
Department Industrial Training
Question1:-Two resistors of the same value are connected in parallel and a 100V
supply is connected across the terminals. If the total current taken is 10A, what is
the value of each resistor?
A:-5Q
B:-10Q
C:-200Q
0:-400
Correct Answer:- Option-C
Question2:-Select the colour code for a resistor of value 680kQO with +5% tolerance
from the given options.
A:-Green, Blue, Orange and Silver
B:-Green, White, Yellow and Gold
C:-Blue, Violet, Orange and Silver
D:-Blue, Grey, Yellow and Gold
Correct Answer:- Option-D
Question3:-The reactance of a capacitor with increase in frequency of the
current flowing through it.
A:-increases
B:-decreases
C:-remains the same
D:-None of the above
Correct Answer:- Option-B
Question4:-The quality factor 'Q' of a coil at resonance is 100. If the resistance of
the coil is 100, what is the value of it's reactance at resonance?
A:-10Q
B:-1kQ
C:-10kQ
D:-1000kQ
Correct Answer:- Option-B