1.

Match List-I (Welding problems) with List-II (Causes) and select the correct answer using the codes given below the list: 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 Codes:

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
Answer» E.


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