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Welder
WELDING TECHNIQUES
Set 6
Set 6
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Q13418
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Which type of arc produces humming sound?
A
Long arc length
B
Short arc length
C
Normal arc length
D
Too long arc length
Q13419
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Which types of arc length used in thin sheet metals?
A
Long arc length
B
Short arc length
C
Medium arc length
D
Deep short arc length
Q13420
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Which type polarity used in sheet metal welding?
A
Rectifier set
B
AC Transformer
C
Reverse polarity
D
Straight polarity
Q13421
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Which polarity is used in welding with heavy and super heavy coated electrodes?
A
AC Transformer
B
Reverse polarity
C
Straight polarity
D
AC Motor generator
Q13422
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Which polarity used in welding cast iron?
A
Rectifier set
B
AC Transformer
C
Reverse polarity
D
Straight polarity
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