Porosity of a welded joint may be caused by

Production Engineering Mcqs
BILAL KHATTAK0

A.Poor base metal
B.Low welding current
C.High welding current
D.Wrong size of electrode
E.None of the above

Related Mcqs:

  1. Poor fusion in a welded joint may be due to
  2. Grey iron is usually welded by
  3. The bonding of a rubber sheet with a metal is done by
  4. Weld spatter defect in welding is generally the result of
  5. Arc blow is a welding defect which is encountered
  6. Weld spatter is
  7. In electrical resistance welding cleaning of metals to be welded
  8. In manufacturing ERW tube the type of welding generally used is
  9. In electrical resistance welding when the current passes through the metal, the greatest resistance is
  10. Aluminium castings are not repaired by

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