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 '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.
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The casting defect in which a slight displacement of the cope half of the casting with respect
to the drag half :
(5) Mismatch (8) Over size casting
(C) Swelling (D) Blow hole
Ability of sand 10 remain solid as a function of temperature :
(A) Flow ability (B) Refractoriness
(C) Permeability (D) Shear strength
The model of the casting in which it can be used for forming an impression in molding Sand
is known as :
(മ) Casting (B) Pattern
(©) Molding box (D) 0009
In split patterns the two parts of the pattern are aligned with :
(4) 6 (ಗ) Clamp
(0 Riser (D) Dowel pin
The typical shrinkage allowances provided in casting of steel in mm/meter is :
മ 8 (®) 20
© 14 D) 16
The best cast able alloys are :
(ക) Aluminum alloys (B) Copper alloys
(C) Zinc alloys (D) Magnesium alloys
The common die material is :
(4) Tungsten (B) Molybdenum
)0 Castiron . (D) Tool steel
The device used to increase injection pressure in pressure die casting is called :
(4) Surge pump (B) Accumulator
(C) TFeed screw (D) Compressor
( 134/2015
[P.T.O.]
