Kerala PSC Previous Years Question Paper & Answer
Page:8
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'BLACKSMITH' And exam conducted in the year 2018. And Question paper code was '056/2018'. 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.
ااا ا ااا الام 056/2018
38.
39.
40.
41.
42.
46.
The flux used in the production of pig iron from iron ore
A) Sal ammonia B) Lime stone
C) Borax D) Dry sand
Least count of vemier micrometer
A) 0.02mm B) 0.001 mm
C) 0.04 mm D) 0.02inch
The maximum fumace temperature in working chamber of a hearth fumace
A) 350°C B) 120°C C) 1100°C D) 600°C
The body of twist drill has a helical grooves called
A) Shank B) Heel C) Lip D) Flute
Fumace used to produce wrought iron
A) Blast furnace B) Cupola fumacs
C) Puddling fumace D) None of these
. The gas used for welding copper
A) Ammonia B) Argon
C) Nitrogen D) Helium
. The cutting angle of a hot chisel
A) 30° B) 75° 045 0) 60
. Setting down 0100955 0009 in a hot job, the thickness of job
A) Reduce B) Smelt
C) Increase D) None of these
The melting 00171 01 1880
A) 26010 8) 82750 0) 48870 D) 637°C
