The factor responsible for the formation of continuous chips with built up edge is
In the relation VTn = C, the value of n for carbide tools is
A twist drill is a
The maximum production of small and slender parts is done by
In ultra-sonic machining, the metal is removed by
The different spindle speeds on a lathe form
Gear lapping is an operation
As the cutting speed increases, tool life decreases.
The cutting speed is minimum while machining __________ with a high speed steel tool.
The depth of cut in drilling is __________ the drill diameter.
Crater wear is predominant in
Drilling is an example of
The angle on which the strength of the tool depends is
The top and sides of the table of a shaper usually have
In oblique cutting system, the maximum chip thickness occurs at the middle.
The cutting tool in a milling machine is mounted on
In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is
The rear teeth of a broach
An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability of metals is
In up milling, the thickness of chip is
The rake angle required to machine brass by high speed steel tool is
Side rake angle on tools is provided to control chip flow.
The velocity of tool relative to the workpiece is known as cutting velocity.
If the helix angle of the drill is made __________ 30°, then the torque required to drive the drill at a given feed will be more.
The facing is an operation of
In metal machining, the work-tool contact zone is a zone where heat is generated due to
A process of removing metal by pushing or pulling a cutting tool is called
The type of tool used on lathe, shaper and planer is
The method of centreless grinding used to produce taper is
In a shaper, the length of stroke is increased by