Kerala PSC Previous Years Question Paper & Answer

Title : Maintenance Assistant (Mechanical) - Foam Mattings India Ltd
Question Code : A

Page:8


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Maintenance Assistant (Mechanical) - Foam Mattings India Ltd ' And exam conducted in the year 2022. And Question paper code was '68/2022/OL'. 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.

page: 8 out of 14
Excerpt of Question Code: 68/2022/OL

‘AAluminium alloy
B:-Copper and lead alloy
C-Cadmium based alloy
D-Sintered alloy

Correct Answer: Option-C

QuestionS1:-The process which helps in producing a fine grain for uniformity of structure and for improved mechanical properties is known as

AsTempering
B:-Annealing
C+Hardening

D-Normalizing
Correct Answer:- Option-D
‘QuestionS2::Which one of the following is an alloy of carbon and iron in which carbon in combined state ?
५-५०९।
B:-Wrought iron
(1
1
Correct Answer:- ೦೧000
QuestionS3:-Carbon dissolved in the iron to forma solid solution is called
‘A-Cementite
B:-Ferrite
பரவிட
ட்ப.
படட ೦೧0078.
டட பட்ட is the cooled rapidly the austerite changed in to a new structure called Martensite which property of steel is increase
‘Ac Hardness
B:-Ductility
C-Malleabilty
1
Correct Answer:- ೦೧000
ಟಟ cast iron has the ability to reduce vibration and tool chattering in machine tools ?
கரவு cast iron
B:-White cast iron
८०५५० cast iron
D-Malleable cast iron
Correct Answer:- ೦೧000
QuestionS6::What is the name of heat treatment process for reheating the hardened steel to a temperature below 400 degree centigrade followed by coaling 7
‘Annealing
B:-Hardening
CeTempering
D-Normalizing
Correct Answer: Option-C
QuestionS7:-Why tempering process is carried out in
० add cutting ability
B:To relieve stress and strain
‏ج7ی‎ refine the grain structure
To regulate the hardness and toughness
Correct Answer:- Option-D
QuestionS8:-What is the purpose of brine solution, water, oil and air used in heat treatment process ?
AcSoaking

B:-Quenching

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Maintenance Assistant (Mechanical) - Foam Mattings India Ltd : Video