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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Normalizing of hypoeutectoid steel is done :
(^) Above upper critical temperature (A3)
(B) Below upper critical temperature (A3)
(C) Above lower critical temperature (A1)
(D) Below lower critical temperature (A1)
The surface hardening process also known as cementation is :
) Cyniding ൯) Carbonitriding
(C) Flame hardening (D) Carburizing
Muntze metal is the combination of :
(A) 59% Cuand 41% Sn (B) 70% Cu and 30% Sn
(C) 75% Cu and 25% Sn (D) 66% Cu and 34% Sn
Addition of silicon to steel increase :
(^) Electrical property
(2) Imparts fatigue, strength and resistance to steel
(C) Increases ductility
(D) All of the above
Which of the following is a thermoplastic?
(^) Bakelites (B) Nylons
(0) Alkyds ) Aminos
is an example for hard magnetic material.
(^) Mu Metal (B) Rho Metal
(C) Rem Alloy (D) None of the above
TTT diagram illustrate the duration needed for isothermal transformation from :
(^) Austenite to Pearlite ൯) Austenite to Ferrite
(೮) Pearlite to Ferrite ൯൩) Pearlite to Martensite
What is the purpose of tongue and groove joint in carpentry work?
(ಸ) To increase breadth (B)_ To increase Length
(0 ന increase thickness (D) Angle Joining
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