Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'JUNIOR INSTRUCTOR DRAFTSMAN CIVIL SR FOR ST ONLY INDUSTRIAL TRAINING' And exam conducted in the year 2017. And Question paper code was '064/2017/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.
Question48:-THe minimum hardness number for marble is about
ಹಿ
8:-5
نت
0-0
Correct Answer:- Option-A
Question49:-A stone is rejected if the water absorption is more than
2:-30%
B:-25%
C:-20%
D:-15%
Correct Answer:- Option-D
Question50:-Attrition test on stone is done to find out
A:-Compressive strength
B:-Hardness
C:-Rate of wear
D:-Toughness
Correct Answer:- Option-C
Question51:-The coarsenses of the grains of a mineral is known as
A:-fracture
B:-texture
C:-structure
D:-lusture
Correct Answer:- Option-B
Question52:-The tool used for quarrying of stones is
A:-dipper
B:-jumper
C:-spalling hammer
D:-priming needle
Correct Answer:- Option-B
Question53:-The ingredient of the brick earth which enables the brick to retain shape
A:-alumina
B:-silica
C:-iron oxide
D:-magnesia
Correct Answer:- Option-B
Question54:-The board used for providing frog in bricks is known as
A:-pallet board
B:-lamin board
C:-fibre board
D:-stock board
Correct Answer:- Option-D
Question55:-Swelling of bricks is known as
A:-bloating
B:-lamination
C:-chuffs
D:-efflorescene
Correct Answer:- Option-A
Question56:-Annual rings of the tree represent is
ക:
B:-strength
ஸ்
٤-0
Correct Answer:- Option-A
Question57:-The main constituent of vamish is
A:-turpentine oil
B:-petrol
C:-resin
D:-solvent