Kerala PSC Previous Years Question Paper & Answer
Page:4
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'FOREMAN PRESSURE DIE CASTING UNIT KSIDC LTD SIDCO' And exam conducted in the year 2015. And Question paper code was '134/2015'. 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.
3 The property molding sand to measure of ease with which air can pass through the sand
aggregate is known as :
(ಗ) Permeability (B) Refractoriness
(©) Flow ability (D) Cohesiveness
25. The casting process in which combines features of forging and casting in one operation is in :
(ಯ) Slush casting (B) Squeeze casting
(C) Die casting (D) Mould casting
26. The furnace which is most commonly used for melting and refining pig iron along with scrap
¢ in the production of iron casting is :
(4) Cupola furnace (B) Air furnace
(ಲ) Rotary furnace (D) Crucible furnace
27. Melting point aluminum is about :
(ಗಿ) 60 (B) 12000
(0) © (2). 66010
28, 779 10% 11780 1285 0007 ೧೨೫06766 0010 180106 structure is known as :
(ക) Ferrite (B) Pearlite
(C) Alpha - iron (D) Cementite
29. Heat treatment process in which heating beyond critical temperature and cooling in air is
known as :
(ಡಿ) Stress relieving (B) Annealing
(C) Hardening (D) Normalizing
30. The permanent displacement of atoms from 8 given starting position by slip or twinning is
known as :
(A) Visco elasticity (B) Allotropy
(0) Plastic deformation (D) Modulus of rupture
31. Ability of material to resist deterioration by chemical or electrochemical reaction with its
environment :
(ಗ) Fatigue strength (B) Chemical properties
(C) Corrosion resistance (D) Toughness
134/2015 6 A
