Welding - GMAW (Gas Metal Arc
Welding) Exam Questions and
Answers 100% Pass
*Increased wire speed* is the primary problem of having excessive stickout - ✔✔What
is the primary problem of having excessive stickout?
Spatter - ✔✔What will happen when your voltage is set excessively low and your wire
is set excessively high?
When wire feed is increased current will *increase* - ✔✔When wire feed is increased
current will *increase/decrease*?
Too much build up of material - ✔✔What will happen to a butt weld if the opening is
too wide and the travel speed is to slow?
The power source for GMAW welding is constant *voltage* - ✔✔The power source for
GMAW welding is constant *current/voltage*?
GMAW is applied *semi automatically* - ✔✔GMAW is applied *automatically/semi
automatically*?
Wire feed controls *amperage* - ✔✔Wire feed controls *amperage/voltage*?
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 1
, *True:* A concave root surface is caused by the wire being too far back in the puddle. -
✔✔*True or False:* A concave root surface is caused by the wire being too far back in
the puddle.
A horizontal square groove butt joint should have *1 bead* - ✔✔How many beads
should a horizontal square groove butt joint should have?
The shielding gas we use for GMAW is *75% argon* gas and *25% carbon dioxide* gas. -
✔✔The shielding gas we use for GMAW is _____% _________________ gas and ____%
____________ gas.
*True:* To correct for excessive convexity you should reduce current and increase
voltage. - ✔✔*True or False:* To correct for excessive convexity you should reduce
current and increase voltage.
If the weld bead is flat and wide the welder should *decrease* voltage - ✔✔If the weld
bead is flat and wide the welder should *increase/decrease* voltage?
The Electrode should be placed at *front* point in the puddle - ✔✔The Electrode should
be placed at what point in the puddle, *Front/Back/side*?
*True:* Unequal legs on a weld are caused by an incorrect work angle. - ✔✔*True or
False:* Unequal legs on a weld are caused by an incorrect work angle.
Current *decreases* when the electrode stickout is increased - ✔✔Current
*increases/decreases* when the electrode stickout is increased?
The three angles for a horizontal T joint are - *45* degrees, *55* degrees, and *35*
degrees - ✔✔The three angles for a horizontal T joint are- ________ degrees, ________
degrees, and _______degrees
Lack of shielding gas causes surface *porsity* in a weld. - ✔✔Lack of shielding gas
causes surface ___________ in a weld.
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 2
Welding) Exam Questions and
Answers 100% Pass
*Increased wire speed* is the primary problem of having excessive stickout - ✔✔What
is the primary problem of having excessive stickout?
Spatter - ✔✔What will happen when your voltage is set excessively low and your wire
is set excessively high?
When wire feed is increased current will *increase* - ✔✔When wire feed is increased
current will *increase/decrease*?
Too much build up of material - ✔✔What will happen to a butt weld if the opening is
too wide and the travel speed is to slow?
The power source for GMAW welding is constant *voltage* - ✔✔The power source for
GMAW welding is constant *current/voltage*?
GMAW is applied *semi automatically* - ✔✔GMAW is applied *automatically/semi
automatically*?
Wire feed controls *amperage* - ✔✔Wire feed controls *amperage/voltage*?
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 1
, *True:* A concave root surface is caused by the wire being too far back in the puddle. -
✔✔*True or False:* A concave root surface is caused by the wire being too far back in
the puddle.
A horizontal square groove butt joint should have *1 bead* - ✔✔How many beads
should a horizontal square groove butt joint should have?
The shielding gas we use for GMAW is *75% argon* gas and *25% carbon dioxide* gas. -
✔✔The shielding gas we use for GMAW is _____% _________________ gas and ____%
____________ gas.
*True:* To correct for excessive convexity you should reduce current and increase
voltage. - ✔✔*True or False:* To correct for excessive convexity you should reduce
current and increase voltage.
If the weld bead is flat and wide the welder should *decrease* voltage - ✔✔If the weld
bead is flat and wide the welder should *increase/decrease* voltage?
The Electrode should be placed at *front* point in the puddle - ✔✔The Electrode should
be placed at what point in the puddle, *Front/Back/side*?
*True:* Unequal legs on a weld are caused by an incorrect work angle. - ✔✔*True or
False:* Unequal legs on a weld are caused by an incorrect work angle.
Current *decreases* when the electrode stickout is increased - ✔✔Current
*increases/decreases* when the electrode stickout is increased?
The three angles for a horizontal T joint are - *45* degrees, *55* degrees, and *35*
degrees - ✔✔The three angles for a horizontal T joint are- ________ degrees, ________
degrees, and _______degrees
Lack of shielding gas causes surface *porsity* in a weld. - ✔✔Lack of shielding gas
causes surface ___________ in a weld.
COPYRIGHT © 2025 BY KATELYN WHITMAN, ALL RIGHTS RESERVED 2
