Direct indexing
Simple indexing
Compound indexing
Differential indexing
B. Simple indexing
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
Reduce the spindle speed
Cut gears
Give desired direction of movement to the lathe carriage
Drill a workpiece
0°
10°
20°
100°
Remain constant
Increases
Decreases
First increases and then decreases
Work surface
Tool face
Machine surface
None of these
Single point cutting tool
Two point cutting tool
Three point cutting tool
Multipoint cutting tool
Increase machining accuracy
Facilitate interchangeability
Decrease expenditure on quality control
All of these
Sensitive drilling machine
Radial drilling machine
Gang drilling machine
Deep hole drilling machine
Becomes longer
May or may not form
Becomes smaller and finally does not form at all
Has nothing to do with speed
70°
100°
118°
130°
Machining horizontal surface
Machining vertical surface
Machining angular surface
All of these
Plastics
Copper
Cast steel
Carbon steel
Melting and Evaporation
Melting and Corrosion
Erosion and Cavitations
Cavitations and Evaporation
Single start
Double start
Multi-start
Any one of these
Continuous chips
Discontinuous chips
Continuous chips with built-up edge
None of these
Grain size of the metal is large
Grain size of the metal is small
Hard constituents are present in the microstructure of the tool material
None of the above
Profile milling
Gang milling
Saw milling
Helical milling
Equal to
Less than
More than
None of these
Wear of bond
Breaking of abrasive grains
Wear of abrasive grains
Cracks on grinding wheel
Internal screw threads
External screw threads
No threads
Tapered threads
Tungsten carbide
Brass or copper
Diamond
Stainless steel
Water
Soluble oil
Dry
Heavy oils
1, 2, 2
1, 2, 4
2, 3, 4
2, 4, 4
30°
45°
60°
90°
Solid part - faces - edges - vertices
Solid part - edges - faces - vertices
Vertices - edges - faces - solid parts
Vertices - faces- edges - solid parts
Depth of cut
Cutting speed
Feed
All of these
Side cutting tool
Front cutting tool
End cutting tool
None of these
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
Rake angles
Relief angles
Face angles
None of these
120
170
180
240