Four jaw independent chuck
Three jaw universal chuck
Magnetic chuck
Drill chuck
A. Four jaw independent chuck
Increases continuously
Decreases continuously
Decreases, becomes stable and then increases.
Increases, becomes stable and then decreases.
Has less number of teeth
Is short and stocky
Removes less material for each pass of the tool
All of the above
Independent of index change gear ratio
Dependent on speed change gear ratio
Interrelated to index change gear ratio
Independent of speed and index change gear ratio
Tool relative to the workpiece
Chip relative to the tool
Tool along the tool face
None of these
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
It is best suited for machining hard and brittle materials
It cuts materials at very slow speeds
It removes large amount of material
It produces good surface finish
Equal to
Smaller than
Greater than
None of these
5 m/min
10 m/min
15 m/min
30 m/min
0.20
0.30
0.50
0.60
Internal and external surfaces
Round or irregular shaped holes
External flat and contoured surfaces
All of these
7
8
9
10
Wear resistance
Red hardness
Toughness
All of these
Continuous chips
Discontinuous chips
Continuous chips with built-up edge
None of these
Reduce built up edge
Break up chips
Improve machinability
All of these
Metal removal rate is high
High surface finish is obtained
High form accuracy is obtained
High dimensional accuracy is obtained
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
Tungsten carbide
Brass or copper
Diamond
Stainless steel
Grinding
Lapping
Honing
Buffing
Materials
Types of gears
Number of teeth
Width of gears
3500⁰C
3200⁰C
2900⁰C
2550⁰C
Between two successive regrinds of the wheel
Taken for the wheel to be balanced
Taken between two successive wheel dressings
Taken for a wear of 1 mm on its diameter
Longitudinally
Crosswise
Vertically
All of these
Mild steel
Alloy steel
Pig iron
Chilled cast iron
Single point cutting tool
Two point cutting tool
Three point cutting tool
Multipoint cutting tool
Hard and brittle materials
Soft and ductile materials
Hard and ductile materials
Soft and brittle materials
Hardness of the material being ground
Nature of the grinding operation
Finish required
All of these
Friction zone
Work-tool contact zone
Shear zone
None of these
ARC welding
Submerged ARC welding
TIG welding
MIG welding
Slow speeds
Medium speeds
Fast speeds
Very fast speeds
15 to 19 m/min
25 to 31 m/min
60 to 90 m/min
90 to 120 m/min