Q.1
Low carbon steels can be started to forge at what temperature?
  • a) 1140°C
  • b) 1270°C
  • c) 1350°C
  • d) 1420°C
Q.2
Low carbon steels get forged at what temperature?
  • a) 670°C
  • b) 730°C
  • c) 820°C
  • d) 950°C
Q.3
At what temperature does the high carbon steel get forged?
  • a) 950°C
  • b) 1510°C
  • c) 1150°C
  • d) 1290°C
Q.4
At what temperature does alloy steel get forged?
  • a) 850°C
  • b) 970°C
  • c) 1050°C
  • d) 1200°C
Q.5
At what temperature does wrought irons get forged?
  • a) Below 1000°C
  • b) Below 1100°C
  • c) Below 1200°C
  • d) Below 1300°C
Q.6
What is the forging temperature of brass?
  • a) 450°C
  • b) 500°C
  • c) 550°C
  • d) 600°C
Q.7
What is the forging temperature of bronze?
  • a) 850°C
  • b) 900°C
  • c) 950°C
  • d) 1000°C
Q.8
What is the forging temperature of magnesium alloys?
  • a) 450°C
  • b) 500°C
  • c) 550°C
  • d) 600°C
Q.9
The grain size of steel increases with an increase in temperature.
  • a) True
  • b) False
Q.10
Cold working of steel takes place at a temperature below 823°C.
  • a) True
  • b) False
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