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
A. Above the line joining the two wheel centres
High metal removal rate
Dry machining
Use of soft cutting tool
Surface finish
VnT = C
VTn = C
Vn/T = C
V/Tn = C
Tool relative to the workpiece
Chip relative to the tool
Tool along the tool face
None of these
GMAW
GTAW
Submerged Arc Welding
None of these
Minimum at the beginning of the cut and maximum at the end of the cut
Maximum at the beginning of the cut and minimum at the end of the cut
Uniform throughout the cut
None of these
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
Hardness of the work and tool material at the operating temperature
Amount and distribution of hard constituents in the work material
Degree of strain hardening in the chip
All of these
90°
118°
135°
150°
Truing
Dressing
Facing
Clearing
Aluminium oxide
Boron carbide
Silicon carbide
Any one of these
Up milling
Down milling
Forming
Broaching
(D - d)/2L
(D - d)/L
(D - d)/2
D - d
Length between centres
Swing diameter over the bed
Swing diameter over the carriage
All of these
Course grained
Fine grained
Medium grained
None of these
A to H
I to P
Q to Z
A to P
Same throughout
In progressively decreasing order
In progressively increasing order
None of these
Induction motor
DC servo motor
Stepper motor
Linear servo motor
Side cutting tool
Front cutting tool
End cutting tool
None of these
Forward stroke
Return stroke
Both the forward and return strokes
Neither the forward nor the return stroke
By which the face of the tool is inclined towards back
By which the face of the tool is inclined sideways
Between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
Between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
10 r.p.m.
20 r.p.m.
120 r.p.m.
180 r.p.m.
1 in 10
1 in 15
1 in 20
1 in 30
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
Cold shut
Swell
Sand wash
Scab
Metal removal rate is high
High surface finish is obtained
High form accuracy is obtained
High dimensional accuracy is obtained
Cast iron
Mild steel
Brass
Aluminium
Increase in the effective rake angle and a decrease in the effective clearance angle
Increase in both effective rake angle and effective clearance angle
Decrease in the effective rake angle and an increase in the effective clearance angle
Decrease in both effective rake angle and effective clearance angle
Increases
Decreases
Does not effect
None of these
0°
10°
20°
100°
Counter-sinking
Counter-boring
Trepanning
Spot facing