Welding - Welding objective questions and answers
16. Neutral flame has.......
A.1 zone
B.2 zones
C.3 zones
D.4 zones
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B.2 zones
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17. Carburing flame has.......
A.1 zone
B.2 zones
C.3 zones
D.4 zones
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18. Carburising flame is used to weld metals like.......
A.Steel
B.Copper and brass
C.Curburised steel
D.aluminium, stainless steel, zinc die casting, nickel, monel etc.
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19. Neutral flame is used to weld metals like......
A.Steel
B.Copper and brass
C.Curburised steel
D.aluminium, stainless steel, zinc die casting, nickel, monel etc.
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20. Oxidising flame is used to weld metals like.......
A.Steel
B.Copper and brass
C.Curburised steel
D.aluminium, stainless steel, zinc die casting, nickel, monel etc.
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