____ electrodes have a current-carrying capacity similar to that of pure tungsten, and may be used for both AC and DC welding currents.
A) Zirconium tungsten
B) Cerium tungsten
C) Lanthanum tungsten
D) Thoriated tungsten
Correct Answer:
Verified
Q10: _ additions are restricted to stainless steels
Q11: _ results in welds with deep penetration,
Q12: Which of the following is true of
Q13: Which of the following is true of
Q14: _ is denser than air, so it
Q16: Which of the following is true of
Q17: DCEP concentrates _ of the arc heat
Q18: Which of the following is a way
Q19: DCEN concentrates about _ of its welding
Q20: Which of the following is true of
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