Thread milling
Thread chasing
Thread cutting with single point tool
Thread casting
D. Thread casting
L-type slots
T-type slots
I-type slots
Any one of these
Nose part, front relief face and side relief face of the cutting tool
Face of the cutting tool at a short distance from the cutting edge only
Cutting edge only
Front face only
High temperature involved
Frequent wheel clogging
Rapid wheel wear
Low work piece stiffness
Friction zone
Work-tool contact zone
Shear zone
None of these
Melting and Evaporation
Melting and Corrosion
Erosion and Cavitations
Cavitations and Evaporation
Path of shear is short and chip is thin
Path of shear is large and chip is thick
Path of shear is short and chip is thick
Path of shear is large and chip is thin
30°
45°
60°
90°
Cast iron
Mild steel
Brass
Aluminium
Internal and external surfaces
Round or irregular shaped holes
External flat and contoured surfaces
All of these
Water
Soluble oil
Dry
Sulphurised mineral oil
Silicon carbide
Aluminium oxide
Sand stone
Diamond
Shear velocity
Chip velocity
Cutting velocity
Mean velocity
Friction zone
Work-tool contact zone
Shear zone
None of these
Brittle metals
Ductile metals
Hard metals
Soft metals
0.25 to 0.75 percent
1.25 to 1.75 percent
3 to 4 percent
8 to 10 percent
Equal to
Less than
More than
None of these
GTAW
Open air cut voltage
Kerf
Gouging
Solid part - faces - edges - vertices
Solid part - edges - faces - vertices
Vertices - edges - faces - solid parts
Vertices - faces- edges - solid parts
Two
Four
Five
Seven
Counter-sinking
Counter-boring
Trepanning
Spot facing
Low carbon steel
Titanium
Copper
Tin
Tungsten carbide
Brass or copper
Diamond
Stainless steel
Making a cone-shaped enlargement of the end of a hole
Smoothing and squaring the surface around a hole
Sizing and finishing a small diameter hole
Producing a hole by removing metal along the circumference of a hollow cutting tool
A to H
I to P
Q to Z
A to P
Regulating wheel diameter
Speed of the regulating wheel
Angle between the axes of grinding and regulating wheels
All of the above
It improves tool life
It improves the surface finish
Both (A) and (B)
None of these
Side cutting tool
Front cutting tool
End cutting tool
None of these
Wheel is too hard or wheel revolves at a very high speed
Wheel is too soft or wheel revolves at a very slow speed
Wheel is too hard and wheel revolves at very slow speed
Wheel is too soft and wheel revolves at a very high speed
Direct indexing
Simple indexing
Compound indexing
Differential indexing
Internal cylindrical grinding
Form grinding
External cylindrical grinding
Surface grinding