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Welder
WELDABILITY OF STEEL
Set 16
Set 16
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Q13359
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What type of gas flame is used to weld 2mm mild steel by brazing method?
A
Neutral flame
B
Carburising flame
C
Oxidising flame
D
Oxy-hydrogen flame
Q13360
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Which system of welding is free from 'Arc blow'?
A
AC welding
B
DC Reverse polarity
C
DC straight polarity
D
Welding with long arc
Q13361
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What is the effect of expansion and contraction due to heat in welding?
A
Peening
B
Arc blow
C
Distortion
D
Metal force
Q13362
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Which one of the following methods of welding is not a method used to control distortion?
A
Skip welding
B
Back step welding
C
Right hand welding
D
Intermittent welding
Q13363
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Which one of the below is to control distortion?
A
Use large size electrode
B
Use small size electrode
C
Use few passes with large dia electrode
D
Use more passes with small electrode
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