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 'Mechanic Grade-II -State Farming Corporation of Kerala Ltd' And exam conducted in the year 2023. And Question paper code was '227/2023'. 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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Which gas flame is used in welding of bronze?
(^) Neutral flame (3) Oxidizing flame
(0) Carburizing flame ൯) All of the above
What is the substance used to dissolve acetylene in a DA cylinder?
(A) Ethylene (B) Benzene
(C) Ethyl (D) Liquid acetone
Which is the folded edge on a sheet metal object?
(A) Seam (B) Beading
(C) Hem () Clips
In moulding sand preparation, the ability of sand particles to stick together is known as:
(^) Adhesiveness (B) Collapsibility
(0) Cohesiveness (D) Permeability
The cutting edge angle of a hot chisel is :
(^) 60° (®) 80
(C) 45° (D) 35°
The relief angle of single point cutting tool varies from :
(A) 3°—5° ®) 5°- 10°
(© 8-1೮ (0) 5° - 15°
Circumference of a work piece is divided in 6 equal division using index plate of 24 slots, the
required indexing ratio is :
(A) 12 (B) 4
(0 3 ൬) 2
In shaper machine, the stroke Length of ram can be increased by :
(A) Decreasing slotted Lever length
(B) Decreasing radial distance of crank pin
(C) Increasing radial distance between fixed centres
(D) Increasing radial distance of crank pin
13 227/2028
[P.T.0.]