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 'Overseer Gr I/ Draftsman Gr I (Civil) - Harbour Engineering ' And exam conducted in the year 2020. And Question paper code was '028/2020'. 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.
028/2020
. The ratio of the length of the drawing to the actual length of the object is
A) Representative Fraction B) Diagonal Scale
C) Vernier Fraction D) Refraction Index
. ^ 00110 section which have only one directrix is
A) Circle B) Hyperbola C) Parabola D) Ellipse
3. Rapid hardening Portland cement having quick rate of gain of strength due to higher
content of
A) Tricalcium Silicate
B)
C) Tricalcium Aluminates
D)
Dicalcium Silicate
Tetracalcium Aluminates
. The property of increase in volume of fine aggregate due to moisture is called
A) Slacking B) Bulking C) Warping D) Shrinking
. Good brick earth this constituent imparts plasticity to the earth it can be moulded
A) Lime B) Alumina C) Silica 0) Oxide of Iron
. It is the liquid substance which hold the ingredient of paint in liquid suspension
A) Base B) Driers
C) Vehicles D) Colouring Pigments
. Inchemical classification of rock, marble is known as
A) Siliceous rock B) Metamorphic rock
C) Calcareous rock D) Argillaceous rock
. The process of heating the limestone to redness in contact with air is termed ೩5
A) Calcinations B) Slacking of lime
C) Fat lime D) Water lime
. The portion from which the branches is removed receives nourishments from the
trunk and dark rings which are known as
A) Knots B) Ring galls C) Medulla D) Pith