Answers
In GMAW, the shielding for the molten metal is accomplished
through the use of
a) granular flux.
b) inert and reactive gases.
c) reactive gases only.
d) inert gases only. - - -
correct answer ✅b) inert and reactive gasses
GMAW is the abbreviation for?
a) Gas Machine Arc Welding.
b) Gas Method Arc Welding.
c) Gas Material Arc Welding.
d) Gas Metal Arc Welding. - - -
correct answer ✅d) Gas Metal Arc Welding
In GMAW, insufficient gas flow can cause?
a) Undercut.
, GMAW Test Review Exam Questions And
Answers
b) Overlap.
c) Porosity.
d) Hydrogen cracking. - - -
correct answer ✅c) Porosity
A worn contact tube results in
a) poor arc starts.
b) ropey welds.
c) excessive spatter.
d) porosity. - - -
correct answer ✅a) poor arc starts
The benefit of copper coated electrode wires is
a) better arc starts.
b) increased contact tip life.
c) improved wire feeding.
d) all of the above. - - -
correct answer ✅d) all of the above