Wear of bond
Breaking of abrasive grains
Wear of abrasive grains
Cracks on grinding wheel
C. Wear of abrasive grains
0.005 to 0.01 mm
0.01 to 0.1 mm
0.05 to 0.1 mm
0.5 to 1 mm
Carburizing flame
Oxidizing flame
Oxy-acetylene flame
Neutral flame
Weldment
Weld tab
Weldability
Tack weld
Pantograph milling machine
Profiling machine
Planetary milling machine
Piano miller
Pull broaching
Push broaching
Surface broaching
Continuous broaching
Up milling
Down milling
Forming
Broaching
Globular transfer
Spray transfer
GMAW practice
Dip transfer
Cutting edge of the tool is sharp and it does not make any flank contact with the workpiece
Only continuous chip without built-up-edge is produced
Cutting velocity remains constant
All of the above
Doubled
Halved
Quadrupled
Unchanged
Ultrasonic welding
Forge welding
Electron beam welding
Friction welding
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
Feed marks or ridges left by the cutting tool
Fragment of built-up edge on the machined surface
Cutting tool vibrations
All of these
By a form tool
By setting over the tail stock
By a taper turning attachment
By swivelling the compound rest
Low cutting speed and large rake angle
Low cutting speed and small rake angle
High cutting speed and large rake angle
High cutting speed and small rake angle
Watch maker's lathe
Sliding head stock automatic lathe
Multi-spindle automatic lathe
Capstan lathe
Maximum clearance between shaft and hole
Minimum clearance between shaft and hole
Difference between maximum and minimum sizes of hole
Difference between maximum and minimum sizes of shaft
Flat drill
Straight fluted drill
Parallel shank twist drill
Tapered shank twist drill
Tool geometry
Cutting speed
Feed rate
All of these
At recrystallization temperature
Between 100⁰C to 150⁰C
Between recrystallization temperature
Above recrystallization temperature
Forward stroke
Return stroke
Both the forward and return strokes
Neither the forward nor the return stroke
Toughness
Ductility
Elasticity
Work hardening
Only at the time of manufacture
Before starting the grinding operation
At the end of grinding operation
Occasionally
Up milling
Down milling
Face milling
End milling
50°C
100°C
175°C
275°C
Fusion
Reverse polarity
Forward welding
Direct polarity
Porosity
Undercut
Under fill
Crack
Body centred cubic
Base centred cubic
Hexagonal closed packed
Body centred tetragonal
3.75 m/min
5 m/min
7.5 m/min
15 m/min
Increase machining accuracy
Facilitate interchangeability
Decrease expenditure on quality control
All of these
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