Kerala PSC Previous Years Question Paper & Answer
Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Electrician- cum- Mechanic' And exam conducted in the year 2023. And Question paper code was '118/2023/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.
Question11:-How many number of electrons will move in one second for one
ampere current through the conductor?
At-6.24x10'5
B:-6.24x108
C:-6.24x1016
D:-6.24x1017
Correct Answer:- Option-B
Question12:-The measure of potential difference in the insulation layer can with
stand without breaking down called as
A:-Flexibility
B:-Dielectric strength
C:-Breaking capacity
D:-Rupturing Capacity
Correct Answer:- Option-B
Question13:-How many valence electrons are in a copper atom?
A:-3
B:-4
C:-2
D:-1
Correct Answer:- Option-D
Question14:-When steady current (DC) passes through a solution of silver nitrate in
water, deposits silver at the rate of 1.118 mg per second at the cathode is called
A:-Coulomb
B:-Ampere second
C:-International Ampere
D:-Conventional Ampere
Correct Answer:- Option-C
Question15:-What is the property of good conductor?
A:-Must have low specific resistance
B:-Must have high dielectric strength
C:-Must have low tensile strength
D:-Must have low melting point
Correct Answer:- Option-A
Question16:-The process, in which the tip of the soldering iron is coated with the
solder is known as
A:-Surface soldering
B:-Applying the solder