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 percentage of carbon present in Cast Iron is about :
(&) 4.5 - 6% 2) 0.1-0.3%
© 1.8 - 5 യ 0.01-0.1%
Cast iron which contains carbon ഒട free carbon in the form of graphite is known as :
(A) Grey cast Iron (B) White Cast Iron
(C) Malleable Cast Iron (D) Wrought Iron
The resistance to corrosion of steel is increased by adding :
(A) Tungsten (B) Copper
(©) Chromium (D) ணை
The failure of material under repeatedly applied stress is called : |
(ಸ) Creep (ए) Fatigue |
|
(0) Corrosion (D) None of these
The property of a material due to which it is able to resist abrasion indentation and
scratching is known as :
|
(4) Hardness (B) Toughness
(C) Brittleness (D) Creep
G |
Gun metal is an alloy of :
(ಹ) Copper - Zinc (B) Copper - Tin
(©) Copper - Tin - द्वा (D) Copper - Tin - Antimony
Optical Fibers are made from :
(ಯ Clay (B) Non- ferrous metals
)0 Refractory materials (D) ஹை
The casting produced by forcing molten metal under pressure into a permanent metal mould
18 known as :
(ക) Permanent mould casting (B) Slush casting
(C) Die casting (D) Centrifugal casting
7 134/2015
[P.T.0]
