Slow speed
High speed
Any speed
Certain specific speed
A. Slow speed
Above the line joining the two wheel centres
Below the line joining the two wheel centres
On the line joining the two wheel centres
At the intersection of the line joining the wheel centres with the work place plane
V-threads
Whitworth threads
Buttress threads
Acme threads
Remain constant
Increases
Decreases
First increases and then decreases
Metal forming process | Types of stress |
---|---|
1. Coining | P. Tensile |
2. Wire Drawing | Q. Shear |
3. Blanking | R. Tensile and compressive |
4. Deep Drawing | S. Compressive |
1-S, 2-P, 3-Q, 4-R
1-S, 2-P, 3-R, 4-Q
1-P, 2-Q, 3-S, 4-R
1-P, 2-R, 3-Q, 4-S
Hard and brittle materials
Soft and ductile materials
Hard and ductile materials
Soft and brittle materials
VnT = C
VTn = C
Vn/T = C
V/Tn = C
Perpendicular to the workpiece
Perpendicular to the direction of tool travel
Parallel to the direction of tool travel
Inclined at an angle less than 90° to the direction of tool travel
Depth of cut
Cutting speed
Feed
Tool rake angle
Side cutting tool
Front cutting tool
End cutting tool
None of these
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
May clear the width of the workpiece
May or may not clear the width of the workpiece
May not clear the width of the workpiece
Should always clear the width of the workpiece
Thread cutting
Turning a work of larger diameter
Turning a hard or tough material
All of these
Ceramic
Stellite
Diamond
Cemented carbide
Counter-boring
Grooving
Knurling
Facing
Silicon carbide
Aluminium oxide
Sand stone
Diamond
Straight fluted reamer
Left hand spiral fluted reamer
Right hand spiral fluted reamer
Any one of these
A to H
I to P
Q to Z
A to P
Shearing
Extrusion
Shearing and extrusion
Shearing and compression
Loose running fit
Close running fit
Transition fit
Interference fit
Shaping carbide dies and punches having complicated profiles
Making large number of small holes in sieves and fuel nozzles
Embossing and engraving on harder materials
All of these
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
Equal to 118°
Less than 118°
More than 118°
Any one of these
Taper tap
Bottoming tap
Second tap
None of these
Ultrasonic welding
Forge welding
Electron beam welding
Friction welding
Porosity
Undercut
Under fill
Crack
Turning
Grinding
Boring
Milling
Equal to
Less than
More than
None of these
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
Becomes longer
May or may not form
Becomes smaller and finally does not form at all
Has nothing to do with speed
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