Q.1
Riddle is used for
Q.2
The electrodes used in spot welding have a tip of
Q.3
The cold chisels are made by
Q.4
The instrument used to measure external and internal diameter of shafts, thickness of parts and depth of holes, is
Q.5
According to Indian standards, the total numbers of tolerance grades are
Q.6
The minimum size of a bloom is
Q.7
When the file is moved to and fro over the work, it is known as
Q.8
Metal patterns are used for
Q.9
The binder commonly used in making oil sand, is
Q.10
The machining allowance provided on patterns depends upon
Q.11
The metal patterns as compared to wooden patterns require less
Q.12
In order to check the clearance between two mating surfaces, a ________ gauge should be used.
Q.13
In forehand welding, the angle between the welding rod and the work is kept as
Q.14
In backhand welding, the angle between the welding torch and the work is kept as
Q.15
In electric resistance welding, voltage required for heating is
Q.16
To prevent the body of the blade from jamming in the saw cut, the teeth of blade are
Q.17
Extrusion
Q.18
Cold working of metal increases
Q.19
The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as
Q.20
For arc welding
Q.21
In backhand welding, the angle between the welding rod and the work is ________ as compared to forehand welding.
Q.22
In a cold chamber die casting machine
Q.23
Carburising flame is used to weld
Q.24
A progressive limit gauge has
Q.25
The temperature at which the new grains are formed in the metal is called
Q.26
The purpose of a gate is to
Q.27
During cold working process
Q.28
Most of the oxyacetylene welding is done with
Q.29
Acetylene gas is stored in cylinders in
Q.30
Loam sand is a mixture of
Q.31
Green sand is a mixture of
Q.32
The width of slot cut by a hacksaw blade is _______ the width of the blade.
Q.33
The instrument which has all the features of try-square, bevel protractor, rule and scriber, is
Q.34
In a hot chamber die casting machine
Q.35
The blank diameter used in thread rolling will be
Q.36
The operation of cutting of a flat sheet to the desired shape is called
Q.37
In a _______, the molten metal is poured and allowed to solidify while the mould is revolving.
Q.38
A sand employed on the faces of the pattern before moulding, is called
Q.39
The mode of deformation of the metal during spinning is
Q.40
The material which can be best cut with oxygen cutting process is
Q.41
In a ________, two or more operations are performed simultaneously at the single stroke of the ram.
Q.42
In a ________, both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram.
Q.43
During hot working of metals
Q.44
The chisel used for cutting key ways is
Q.45
the most preferred process for casting gas turbine blades is
Q.46
When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by
Q.47
The dowels are
Q.48
Sand wash is a casting defect which
Q.49
Shift is a casting defect which
Q.50
The draft or taper allowance on casting is generally
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