List-I | List-II | ||
A. | Cracking of weld | 1. | Excessive metal stresses |
B. | Cracking of base | 2. | High joint metal rigidity |
C. | Porosity | 3. | Oxidation |
D. | Inclusions | 4. | Excessive \[{{H}_{2}},{{O}_{2}},{{N}_{2}}\] in the welding atmosphere |
A) A\[\to \]2, B\[\to \]1, C\[\to \]4, D\[\to \]3
B) A\[\to \]3, B\[\to \]4, C\[\to \]2, D\[\to \]1
C) A\[\to \]2, B\[\to \]4, C\[\to \]2, D\[\to \]1
D) A\[\to \]3, B\[\to \]1, C\[\to \]4, D\[\to \]2
Correct Answer: A
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