A. Carbon arc welding
B. Submerged arc welding
C. TIG arc welding
D. MIG arc welding
Answer: Option D
This Question Belongs to Mechanical Engineering >> Workshop Technology
The brass and bronze are welded by _________ flame.
A. Neutral
B. Oxidizing
C. Carburising
D. All of these
In TIG arc welding, the welding zone is shielded by an atmosphere of
A. Helium gas
B. Argon gas
C. Either (A) or (B)
D. None of these
In sheet metal blanking, shear is provided on punches and dies so that
A. Press load is reduced
B. Good cut edge is obtained
C. Warping of sheet is minimized
D. Cut blanks is straight
Both b and d
Welding process , in which electrode is not consumed