Multiple Choice
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
Correct Answer:
Verified
Q37: Cyaniding<br>A)A process of annealing a ferrous alloy<br>B)A
Q38: In climb milling<br>A)Work moves in same direction
Q39: Carbondioxide is<br>A)Neutral gas<br>B)Combustible gas<br>C)Rare gas<br>D)Inactive gas<br>E)Ionic gas
Q40: Weld spatter is<br>A)A flux<br>B)A filler material used
Q41: In all the following case chips produced
Q43: Cutting speeds for some materials are given
Q44: Trepanning operation is used for<br>A)Producing large holes<br>B)Under
Q45: In centreless grinding, work piece is clamped
Q46: The commonly used material for thermocouples is<br>A)Chromel-copper<br>B)Chromel-alumel<br>C)Platinum-rhodium<br>D)Any
Q47: While machining cast iron generally cutting fluid