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 Mechanical Agricultural Machinery (SR for ST only)' And exam conducted in the year 2023. And Question paper code was '154/2023/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.
Correct Answer:- Option-C
Question28:-What is the shearing operation of a power press that circular holes are
punched in a regular pattern or evenly spaced?
A:-Piercing
B:-Blanking
C:-Punching
D:-Perforating
Correct Answer:- Option-D
Question29:-What is the name of black iron sheet which is coated with lead on it?
A:-Tinned sheet
B:-Duralumin sheet
C:-Terne sheet
D:-PVC sheet
Correct Answer:- Option-C
Question30:-Where does electro-static shielding occur in a charged spherical shell?
A:-When electrical potential outside spherical shell is zero
B:-When electrical potential inside spherical shell is zero
C:-Electrical field outside spherical shell is zero
D:-Electrical field inside spherical shell is zero
Correct Answer:- Option-D
Question31:-Which of the following circuit cannot be analysed using Ohm's law?
A:-Bilateral
B:-Unilateral
C:-Linear
D:-Conductors
Correct Answer:- Option-B
Question32:-Super position theorem is applicable for
A:-Linear bilateral network
B:-Non linear bilateral network
C:-Linear unilateral network
D:-All of the above
Correct Answer:- Option-A
Question33:-Which type of meter is used to test the polarity of battery?
A:-Moving iron ammeter
B:-Moving iron voltmeter
C:-Moving coil voltmeter