Bevelling the extreme end of a workpiece
Embossing a diamond shaped pattern on the surface of a workpiece
Reducing the diameter of a workpiece over a very narrow surface
Enlarging the end of a hole cylindrically
C. Reducing the diameter of a workpiece over a very narrow surface
Tungsten carbide
Brass or copper
Diamond
Stainless steel
Shaping operation
Forming operation
Surface finishing operation
Dressing operation
Porosity
Undercut
Under fill
Crack
Equal to
One-fourth
One-half
Double
At its recrystallisation temperature
Above its recrystallisation temperature
Below its recrystallisation temperature
At two thirds of the melting temperature of the metal
Reduce built up edge
Break up chips
Improve machinability
All of these
Morse taper
Seller's taper
Chapman taper
Brown and Sharpe taper
Holds and locates a workpiece and guides and controls one or more cutting tools
Holds and locates a workpiece during an inspection or for a manufacturing operation
Is used to check the accuracy of workpiece
All of the above
Hard and brittle materials
Soft and ductile materials
Hard and ductile materials
Soft and brittle materials
5°
6°
8°
10°
V-threads
Whitworth threads
Buttress threads
Acme threads
Increases
Decreases
Does not effect
None of these
The chip thickness increase gradually
It enables the cutter to dig in and start the cut
The specific power consumption is reduced
Better surface finish can be obtained
Feed marks or ridges left by the cutting tool
Fragment of built-up edge on the machined surface
Cutting tool vibrations
All of these
Wattmeter
Dynamometer
Hydrometer
Pyrometer
Feed rate, depth of cut, cutting speed
Depth of cut, cutting speed, feed rate
Cutting speed, feed rate, depth of cut
Feed rate, cutting speed, depth of cut
High carbon steel tools
High speed steel tools
Cemented carbide tools
All of these
Tungsten
Chromium
Silicon
Cobalt
To produce good surface finish and high degree of accuracy
To remove considerable amount of metal without regard to accuracy of the finished surface
To grind exterior cylindrical surfaces
Any one of the above
The work is reciprocated as the wheel feeds to produce cylinders longer than the width of wheel face
The work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
The work is reciprocated as the wheel feeds to produce cylinders shorter than the width of wheel face
The work rotates in a fixed position as the wheel feeds to produce cylinders longer than the width of wheel face
Morse taper
Seller's taper
Chapman taper
Brown and Sharpe taper
20.56
26.56
30.56
36.56
Adhesion of metals
Oxidation of metals
Diffusion of metals
All of these
Increases continuously
Decreases continuously
Decreases, becomes stable and then increases.
Increases, becomes stable and then decreases.
High metal removal rate
Dry machining
Use of soft cutting tool
Surface finish
Its end tapered for about three or four threads
Its end tapered for about eight or ten threads
Full threads for the whole of its length
None of the above
Water
Soluble oil
Dry
Heavy oils
0°
10°
20°
100°
Loose running fit
Close running fit
Transition fit
Interference fit
High speed steel
Hypo eutectoid steel
Hyper eutectoid steel
Cast iron