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Refrigeration and Air Conditioning Technician
WELDING
Set 2
Set 2
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Q10329
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What is the colour of acetylene hose pipe in oxy - acetylene welding set?
A
Maroon
B
Green
C
Black
D
Red
Q10330
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What is the colour of oxygen hose pipe in oxy - acetylene welding set?
A
Maroon
B
Green
C
Black
D
Red
Q10331
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What is the ampere setting for 3.5 mm diameter electrode in welding?
A
50 Ampere
B
60 Ampere
C
100 Ampere
D
110 Ampere
Q10332
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Which group the acetylene gas belongs?
A
HC
B
HFC
C
CFC
D
HCFC
Q10333
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What is the tool used to remove the slag from the welding?
A
Tongs
B
Chipping hammer
C
Cross peen hammer
D
Ball peen hammer
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