List-I (Welding problems) | List-II (Causes) | ||
A. | Spatter | 1. | Damp electrodes |
B. | Distortion | 2. | Arc blow |
C. | Porosity | 3. | Improper cleaning in multipass welding |
D. | Poor joint selection | 4. | Poor joint selection |
A) A\[\to \]4, B\[\to \]2, C\[\to \]3, D\[\to \]1
B) A\[\to \]4, B\[\to \]2, C\[\to \]1, D\[\to \]3
C) A\[\to \]2, B\[\to \]4, C\[\to \]1, D\[\to \]3
D) A\[\to \]2, B\[\to \]4, C\[\to \]3, D\[\to \]1
Correct Answer: D
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