Mechanical Engineering > Gate 2020 Set-2 > Joining
Two plates, each of 6 mm thickness, are to be butt-welded. Consider the following processes and select the correct sequence in increasing order of size of the heat affected zone
1. Arc welding
2. MIG welding
3. Laser beam welding
4. Submerged arc welding
A
3-2-4-1
B
1-4-3-2
C
1-2-3-4
D
4-3-2-1

Correct : a

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Related Topics

butt welding sequence heat affected zone HAZ GATE Mechanical Engineering 2020 mechanical engineering gate arc welding process MIG welding process laser beam welding submerged arc welding heat treatment processes

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