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Study MCQ
Mechanic Diesel
ARC AND GAS WELDING
Set 3
Set 3
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Q8570
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Which type of hardening used eddy current in the metal bar?
A
Flame hardening
B
Nitriding hardening
C
Induction hardening
D
Annealing hardening
Q8571
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Which type of hardening used for cam shaft production?
A
Annealing
B
Carburising
C
Normalising
D
Induction hardening
Q8572
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Which one is the heat treatment process?
A
Casting
B
Machining
C
Welding
D
Annealing
Q8573
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Which quenching media applied in the flame hardening process?
A
Still air
B
Oil bath
C
Brine solution bath
D
Water spray
Q8574
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What is the purpose of hardening?
A
Increase ductility
B
Increase malleability
C
Increase strength
D
Increase brittleness
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