CWI Exam | WELDING ANSWERS

Q:- Why is the arc shielded. When using an arc welding process?

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A. To eliminate the colling from the arc
B. To retarded cooling rate of solidify metal
C. To excluded the atmosphere from the arc region
D. The arc not always shielded when using an arc welding process

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Q:-What test specimens are required for this qualification test?

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A. 2 reduced section tensiles, 2root bends, 2 face bends
B. 2 reduced section tensiles, 4 side bends
C. 2 reduced section tensiles, 2root bends, 2 face bends, 2 macro etch specimens
D. 2 reduced section tensiles, 2root bends, 2 face bends, 4 side bends
E. None of the above

Q:- A brittle failure normally has the appearance of fracture surface with :

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  1. Rough and dull grey appearance
  2. Smooth fracture with beach mark
  3. A cup and cone shape
  4. None of the above is correc

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