During root welding, which of the following would be the main cause of excess penetration? a) The root gap is too small in accordance with WPS b) Preheat not used c) The current is too high d) Root face is too large

During root welding, which of the following would be the main cause of excess penetration?  
a) The root gap is too small in accordance with WPS b) Preheat not used  
c) The current is too high d) Root face is too large
by

1 Answer

Answer :

c) The current is too high
by

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