Q.1
Which of the following is not a type of rolling mill?
  • a) Two-high rolling mill
  • b) Cluster rolling mill
  • c) Separation rolling mill
  • d) Tandem rolling mill
Q.2
In two high rolling mill, what is the direction of rolling of the two rollers?
  • a) Clockwise-anticlockwise
  • b) Clockwise-clockwise
  • c) Anticlockwise-Anticlockwise
  • d) Stationery-clockwise
Q.3
In two high rolling mill, if the direction of the rollers is reversed, what is it called?
  • a) Two high backward mill
  • b) Two high beneath mill
  • c) Two high reversing mill
  • d) Two high anti mill
Q.4
In three high rolling mill, what is the direction of rolling of the three rollers?
  • a) Clockwise-clockwise- clockwise
  • b) Clockwise-anticlockwise- anticlockwise
  • c) Clockwise-anticlockwise- clockwise
  • d) Anticlockwise-anticlockwise-anti clockwise
Q.5
How many rollers are used in four high rolling mill?
  • a) 3
  • b) 4
  • c) 8
  • d) 14
Q.6
The desired shape and cross section of the billet is achieved in one pass.
  • a) True
  • b) False
Q.7
Which of the following property does not improve in the hot rolling process, of a cast?
  • a) Ductility
  • b) Shock resistance
  • c) Toughness
  • d) Boiling point
Q.8
Which of the following articles cannot be made from rolling?
  • a) Rails
  • b) Helmets
  • c) Bars
  • d) Plates
Q.9
Before beginning the process, the ingots are heated up to what temperature?
  • a) 1000°C
  • b) 1200°C
  • c) 1400°C
  • d) 1600°C
Q.10
In hot rolling process, velocity of material at exit is lowest.
  • a) True
  • b) False
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