Soldering
Brazing
Welding
Clamping
B. Brazing
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
Feed marks or ridges left by the cutting tool
Fragment of built-up edge on the machined surface
Cutting tool vibrations
All of these
Brittle metals
Ductile metals
Hard metals
Soft metals
Flat type
V-type
Dovetail type
Any one of these
5 to 10 m/min
10 to 20 m/min
20 to 30 m/min
40 to 60 m/min
Corrosion
Erosion
Fusion
Ion displacement
3500⁰C
3200⁰C
2900⁰C
2550⁰C
Number of pieces machined between tool sharpenings
Time the tool is in contact with the job
Volume of material removed between tool sharpenings
All of the above
Material of drill
Type of material to be drilled
Quality of surface finish desired
All of these
Incomplete fusion
Lamellar tearing
Mismatch
Shrinkage void
10 microns
20 microns
30 microns
60 microns
Direct indexing
Simple indexing
Compound indexing
Differential indexing
Cool the tool
Improve surface finish
Cool the workpiece
All of these
Turning
Grinding
Boring
Milling
Longitudinally
Crosswise
Vertically
All of these
3.75 m/min
5 m/min
7.5 m/min
15 m/min
Thread milling
Thread chasing
Thread cutting with single point tool
Thread casting
Internal cylindrical grinding
Form grinding
External cylindrical grinding
Surface grinding
Rate of production is very high
High accuracy and high class of surface finish is possible
Roughing and finishing cuts are completed in one pass of the tool
All of the above
V-threads
Whitworth threads
Buttress threads
Acme threads
Plastics
Copper
Cast steel
Carbon steel
Morse taper
Seller's taper
Chapman taper
Brown and Sharpe taper
Outside diameter but not roundness
Roundness but not outside diameter
Both outside diameter and roundness
Only external threads
In-feed grinding
Through feed grinding
End feed grinding
Any one of these
Increase in the effective rake angle and a decrease in the effective clearance angle
Increase in both effective rake angle and effective clearance angle
Decrease in the effective rake angle and an increase in the effective clearance angle
Decrease in both effective rake angle and effective clearance angle
Free from corrosion
Stronger in tension
Free from stresses
Leak-proof
Trimming the surface left by sprues and risers on castings
Grinding the parting line left on castings
Removing flash on forgings
All of these
Up milling
Down milling
Forming
Broaching
Boring
Drilling
Reaming
Internal turning
Distortion
Warping
Porous weld
Poor fusion