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Casting Forming Welding Ii
Forming Multiple Choice
Quiz 1
Solution
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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