Q.1.
Which of the following welding method uses a pool of molten metal?
Q.2.
The blank diameter used in thread rolling will be
Q.3.
The operation of cutting a cylindrical hole in a sheet of metal by the punch and die is called
Q.4.
Spot welding is used for welding
Q.5.
A ring gauge is used to
Q.6.
Blanking and piercing operations can be performed simultaneously in a
Q.7.
A saw which cuts wood during the return stroke of the saw is known as
Q.8.
Which of the following material can be used for making patterns?
Q.9.
Galvanising is a
Q.10.
The recrystallisation temperature of steel is
Q.11.
Lancing is the operation of
Q.12.
A jolt machine is used to
Q.13.
The type of file used for a wood work is
Q.14.
In sheet metal work, he cutting force on the tool can be reduced by
Q.15.
The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is
Q.16.
The tolerance produced by shell moulding process of casting is
Q.17.
The diaphragm moulding machine is used to
Q.18.
A pattern maker's shrinkage rule considers
Q.19.
The algebraic difference between the minimum limit and the basic size is called
Q.20.
In welding copper alloys with TIG arc welding