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Casting Forming Welding Ii
Welding Multiple Choice
Quiz 1
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Q.1
In an iron thermit, how many moles of aluminium reacts with three moles of iron oxide to give nine moles of iron?
a) 6
b) 7
c) 8
d) 9
Q.2
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Sand plug
b) Crucible
c) Wax pattern
d) Slag basin
Q.3
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Sand plug
b) Crucible
c) Wax pattern
d) Slag basin
Q.4
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Riser
b) Workpiece
c) Runner
d) Wax pattern
Q.5
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Riser
b) Workpiece
c) Runner
d) Wax pattern
Q.6
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Riser
b) Workpiece
c) Runner
d) Wax pattern
Q.7
In the given figure of thermit welding apparatus, what does the question mark represents which part?
a) Riser
b) Runner
c) Sand plug
d) Preheating
Q.8
After the achievement of welding temperature, electrical connections are established to complete the weld.
a) True
b) False
Q.9
What is the magnitude of temperature produced in a thermit reaction?
a) 2500°C
b) 3000°C
c) 3500°C
d) 4000°C
Q.10
Thermit welding is used for making rail tracks.
a) True
b) False
0 h : 0 m : 1 s
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