It requires less power than machining metals at room temperature.
The rate of tool wear is lower.
It is used for machining high strength and high temperature resistant materials.
All of the above
D. All of the above
Course grained
Fine grained
Medium grained
None of these
20.56
26.56
30.56
36.56
After heat treatment
Prior to heat treatment
For gear reconditioning
None of these
Conical locator
Cylindrical locator
Diamond pin locator
Vee locator
Water
Soluble oil
Dry
Sulphurised mineral oil
Circular interpolation in counter clockwise direction and incremental dimension
Circular interpolation in counter clockwise direction and absolute dimension
Circular interpolation in clockwise direction and incremental dimension
Circular interpolation in clockwise direction and absolute dimension
Shear angle
Chip-tool contact length
Both (A) and (B)
None of these
Amount of material to be removed
Hardness of material being ground
Finish desired
All of these
Materials
Types of gears
Number of teeth
Width of gears
Knurling
Rough turning
Boring
Thread cutting
Internal and external surfaces
Round or irregular shaped holes
External flat and contoured surfaces
All of these
Leading edge of the land with a plane having the axis of the drill
Flank and a plane at right angles to the drill axis
Chisel edge and the lip as viewed from the end of a drill
None of the above
Circular Interpolation − clockwise
Circular Interpolation − counter clockwise
Linear Interpolation
Rapid feed
0.1 to 0.2
0.20 to 0.25
0.25 to 0.40
0.40 to 0.55
Loose running fit
Close running fit
Transition fit
Interference fit
3 to 12 mm
5 to 20 mm
8 to 30 mm
15 to 40 mm
Flat drill
Straight fluted drill
Parallel shank twist drill
Tapered shank twist drill
Equal to 118°
Less than 118°
More than 118°
Any one of these
10 r.p.m.
20 r.p.m.
120 r.p.m.
180 r.p.m.
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
Cutting helical grooves on the external cylindrical surface
List-I (Equipment) | List-II (Process) |
---|---|
P. Hot Chamber Machine | 1. Cleaning |
Q. Muller | 2. Core making |
R. Dielectric Baker | 3. Die casting |
S. Sand Blaster | 4. Annealing |
. | 5. Sand mixing |
P-2, Q-1, R-4, S-5
P-4, Q-2, R-3, S-5
P-4, Q-5, R-1, S-2
P-3, Q-5, R-2, S-1
Surface finishing
Undercut gears
Cycloidal gears
Removing residual stresses from teeth roots
No relative motion occurs between them
No wear of tool occurs
No power is consumed during metal cutting
No force between tool and work occurs
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
Rake angle
Cutting angle
Clearance angle
Lip angle
High speed steel
Carbon steel
Stainless steel
Either (A) or (B)
Work material
Tool material
Working conditions
Type of chip produced
AW, LC and M
AW, D, LC and M
D, LC, P and SW
D, LC, and SW
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
Tool steels
Sintered carbides
Glass
All of these