Zero helix angle is used
Low helix angle is used
High helix angle is used
Any helix angle can be used
B. Low helix angle is used
90°
118°
135°
150°
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
Hobbing
Shaping with pinion cutter
Shaping with rack cutter
Milling
Circular Interpolation − clockwise
Circular Interpolation − counter clockwise
Linear Interpolation
Rapid feed
From left to right end of the lathe bed
From right to left end of the lathe bed
With the help of a compound slide
Across the bed
Has less number of teeth
Is short and stocky
Removes less material for each pass of the tool
All of the above
Metal removal rate is high
High surface finish is obtained
High form accuracy is obtained
High dimensional accuracy is obtained
Continuous chips
Discontinuous chips
Continuous chips with built up edge
Either (A) or (C)
Made by cold pressing of aluminium oxide powder
Available in the form of tips
Brittle and have low bending strength
All of these
AW, LC and M
AW, D, LC and M
D, LC, P and SW
D, LC, and SW
Hard and brittle materials
Soft and ductile materials
Hard and ductile materials
Soft and brittle materials
ARC welding
Submerged ARC welding
TIG welding
MIG welding
Single riveted
Double riveted
Both (A) and (B)
None of these
Counter-sinking
Counter-boring
Trepanning
Spot facing
Tungsten carbide
Brass or copper
Diamond
Stainless steel
Holds and locates a workpiece and guides and controls one or more cutting tools
Holds and locates a workpiece during an inspection or for a manufacturing operation
Is used to check the accuracy of workpiece
All of the above
Shank, material and diameter
Shank, lip angle and size of flute
Material, length of body and helix angle
Any one of these
Four direct speeds
Four indirect speeds
Four direct and four indirect speeds
Eight indirect speeds
10 m/min
15 m/min
22 m/min
30 m/min
Forward stroke
Return stroke
Both the forward and return strokes
Neither the forward nor the return stroke
Corrosion
Erosion
Fusion
Ion displacement
True feed
Chip thickness
Rake angle of the cutting tool
All of these
Increases tool life
Decreases tool life
Produces chipping and decreases tool life
Results in excessive stress concentration and greater heat generation
Fusion
Reverse polarity
Forward welding
Direct polarity
Aluminium oxide
Boron carbide
Silicon carbide
Any one of these
High speed steel
Hypo eutectoid steel
Hyper eutectoid steel
Cast iron
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
Increases tool life
Decreases tool life
Produces chipping and decreases tool life
Results in excessive stress concentration and greater heat generation
Holds and locates a workpiece and guides and controls one or more cutting tools
Holds and locates a workpiece during an inspection or for a manufacturing operation
Is used to check the accuracy of workpiece
All of the above
Cast iron
Mild steel
Brass
Aluminium