Necking is
A) Preparation of surface for brazing
B) Hole drilled for riveting
C) Drilling a hole in a plate
D) Machining a groove around cylindrical shaft
E) Initial spot welding to position jobs
Correct Answer:
Verified
Q36: Shear angle varies with
A)Feed
B)Depth of cut
C)Material of
Q37: Weld spatter is
A)A flux
B)A filler material used
Q38: In centreless grinding, work piece is clamped
Q39: Straight fluted drills are used for
A)Amorphous materials
B)Ferrous
Q40: Carbondioxide is
A)Neutral gas
B)Combustible gas
C)Rare gas
D)Inactive gas
E)Ionic gas
Q42: The main advantage of investment casting is
A)It
Q43: Cutting speeds for some materials are given
Q44: Large size bolt heads are made by
A)Hammering
B)Roll
Q45: Cyaniding
A)A process of annealing a ferrous alloy
B)A
Q46: In climb milling
A)Work moves in same direction
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