GMAW & FCAW Questions and unswers
graded A+
Increasing the voltage in a constant voltage machine will ___________ the arc
length?☑️Correct Ans-Increase
FCAW combines what two other welding processes to achieve it's characteristic?☑️Correct
Ans-SMAW & GMAW
Increasing the voltage in a constant voltage machine will ___________ the arc
length?☑️Correct Ans-Increase
FCAW combines what two other welding processes to achieve it's characteristic?☑️Correct
Ans-SMAW & GMAW
Which of the following shielding gases is used to set up for GMAW welding machine for
spray transfer on mild steel?☑️Correct Ans-90% argon/ 10% co2
What 3 things happen when squeezing the trigger(remote) in GMAW and FCAW
machines?☑️Correct Ans-Shielding gas flows, the electrode is energized, and the electrode
is fed into the weld pool
When changing only the electrode diameter in GMAW and FCAW, what component must
also be changed?☑️Correct Ans-Contact tip
For GMAW of aluminum and stainless steel, the recommend type of welding current
is?☑️Correct Ans-Direct current electrode positive
The MOST commonly used power source for GMAW welding is?☑️Correct Ans-DC
constant-voltage
The electrical unit fir current is?☑️Correct Ans-Amperes
1
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