Brinell hardness number
Rockwell hardness number
Vickers pyramid number
Letter of alphabet
D. Letter of alphabet
Up milling
Down milling
Forming
Broaching
Silicon carbide
Aluminium oxide
Sand stone
Diamond
Electrochemical machining
Electro-discharge machining
Ultrasonic machining
None of these
High temperature developed at the contact of the wheel face and work
Grinding hard work
Low speed of wheel
High speed of wheel
Greater than the upper limit of the hole
Lesser than the upper limit of the hole
Greater than the lower limit of the hole
Lesser than the lower limit of the hole
Lower chip-tool contact area and larger shear angle
Higher chip-tool contact area and smaller shear angle
Lower chip-tool contact area and smaller shear angle
Higher chip-tool contact area and larger shear angle
3000 welds / min, 75 mm / min
600 welds / min, 1500 mm / min
500 welds/ min, 1250 mm/min
22 welds / min, 55 mm / min
Drill remover
Drill puller
Drift
Drill drawer
Hardness of the material being ground
Nature of the grinding operation
Finish required
All of these
Conical locator
Cylindrical locator
Diamond pin locator
Vee locator
Cross feed
Angular feed
Longitudinal feed
Any one of these
Continuous chips
Discontinuous chip
Continuous chips with built up edge
None of these
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
Shearing
Extrusion
Shearing and extrusion
Shearing and compression
Feed marks or ridges left by the cutting tool
Fragment of built-up edge on the machined surface
Cutting tool vibrations
All of these
Arithmetical progression
Geometrical progression
Harmonical progression
Any one of these
Taper tap
Second tap
Bottoming tap
Any one of these
0° to 8°
9° to 15°
16° to 20°
21° to 25°
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
Produce tapers
Grind shoulders and formed surfaces
Grind long, slender shafts or bars
All of these
Wattmeter
Dynamometer
Hydrometer
Pyrometer
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
Increases
Decreases
Does not effect
None of these
Continuous chips
Discontinuous chips
Continuous chips with built-up edge
None of these
Negative rake angle
Positive rake angle
Any rake angle
No rake angle
Truing
Dressing
Facing
Clearing
Sprue base area: runner area: ingate area
Pouring basin area: ingate area: runner area
Sprue base area: ingate area: casting area
Runner area: ingate area: casting area
Increasing the centre distance of bull gear and crank pin
Decreasing the centre distance of bull gear and crank pin
Increasing the length of the arm
Decreasing the length of the slot in the slotted lever
High metal removal rate
Dry machining
Use of soft cutting tool
Surface finish
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