In welding magnesium with TIG arc welding, direct current with ________ is used.
A. Straight polarity
B. Reversed polarity
C. Both (A) and (B)
D. None of these
Answer: Option B
Solution(By Examveda Team)
In welding magnesium with TIG arc welding, direct current with Reversed polarity is usedThe preferred polarity of the GTAW system depends largely on the type of metal being welded.
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