WELD 322 FINAL EXAM QUESTIONS
AND ANSWERS | 2026 UPDATE | 100%
CORRECT.
What are the electrode type and style for Type A Pointed? - ANS Pointed electrode with a
sharp tip
What are the electrode type and style for Type B Dome? - ANS Dome-shaped electrode
What are the electrode type and style for Type C Flat? - ANS Flat electrode with a smooth
surface
What are the electrode type and style for Type D Offset? - ANS Electrode with an offset tip
What are the electrode type and style for Type E Truncated? - ANS Electrode with a flat tip
What are the electrode type and style for Type F Radius? - ANS Electrode with a rounded tip
Monitors and instruments are either hand-held units or portable devices that can be mounted
to machines. (True/False) - ANS True
Monitors and instruments only check mechanical data such as force.(True/False) - ANS False
@COPYRIGHT ALL RIGHTS RESERVED PAGE 1 OF 26
,Data output from machines can come in two forms (Hard copies,Electronic) (True/False) -
ANS True
How many regions are weld lobes divided in terms of quality? - ANS 3, Undersized weld,
Acceptable weld, and Expulsion
A weld lobe only considers one parameter of the weld schedule. (True/False) - ANS False
The strength of a spot weld is not a function of its size. (True/False) - ANS False
From a load distribution standpoint, loads on a spot weld are more evenly distributed for
___________________ loading conditions. - ANS tensile shear
Tensile shear loading conditions are considered the _________________________ loading
condition. - ANS least severe
__________________load conditions are considered the most severe loading condition. -
ANS Peel-type
Parts to be welded should be equal or the ratio of thicknesses should be less than
____________. - ANS 3:1 Example .062in should not be welded to above an .187in material.
What is the rule of thumb for weld spacing? - ANS 10X material thickness
What is the rule of thumb for edge distance? - ANS 2X weld diameter
What is the rule of thumb for tool clearance? - ANS .125 min
Weld size on an assmbly should be uniform throughtout the assembly. (True/False) -
ANS True
@COPYRIGHT ALL RIGHTS RESERVED PAGE 2 OF 26
, _________________ is a measure of the savings or benefit of an investment divided by the cost
of the investment. - ANS ROI
Many manufacturing and fabrication organizations look for a return on investment greater than
_____________ percent. - ANS 20%
_______________ measures the length of time required to recover the cost of an investment
through the savings or efficiencies that result. - ANS Payback
What is the payback timeframe for most companies? - ANS 12 to 24 months.
What is the process that localizes welds at predetermined points? - ANS Projection welding
What is the welding process that uses wheel-shaped electrodes? - ANS Seam welding
What is the hold time in resistance welding? - ANS Nugget solidification time
What material are resistance welding electrodes typically made of? - ANS Copper-based
alloys
What are the two basic laws of physics involved in resistance welding? - ANS Ohm's Law and
Joule's Law
What is a transformer? - ANS Two coils of wire around an iron core
What is the heat energy needed to change a liquid to a gas? - ANS Latent Heat of
Vaporization
@COPYRIGHT ALL RIGHTS RESERVED PAGE 3 OF 26
AND ANSWERS | 2026 UPDATE | 100%
CORRECT.
What are the electrode type and style for Type A Pointed? - ANS Pointed electrode with a
sharp tip
What are the electrode type and style for Type B Dome? - ANS Dome-shaped electrode
What are the electrode type and style for Type C Flat? - ANS Flat electrode with a smooth
surface
What are the electrode type and style for Type D Offset? - ANS Electrode with an offset tip
What are the electrode type and style for Type E Truncated? - ANS Electrode with a flat tip
What are the electrode type and style for Type F Radius? - ANS Electrode with a rounded tip
Monitors and instruments are either hand-held units or portable devices that can be mounted
to machines. (True/False) - ANS True
Monitors and instruments only check mechanical data such as force.(True/False) - ANS False
@COPYRIGHT ALL RIGHTS RESERVED PAGE 1 OF 26
,Data output from machines can come in two forms (Hard copies,Electronic) (True/False) -
ANS True
How many regions are weld lobes divided in terms of quality? - ANS 3, Undersized weld,
Acceptable weld, and Expulsion
A weld lobe only considers one parameter of the weld schedule. (True/False) - ANS False
The strength of a spot weld is not a function of its size. (True/False) - ANS False
From a load distribution standpoint, loads on a spot weld are more evenly distributed for
___________________ loading conditions. - ANS tensile shear
Tensile shear loading conditions are considered the _________________________ loading
condition. - ANS least severe
__________________load conditions are considered the most severe loading condition. -
ANS Peel-type
Parts to be welded should be equal or the ratio of thicknesses should be less than
____________. - ANS 3:1 Example .062in should not be welded to above an .187in material.
What is the rule of thumb for weld spacing? - ANS 10X material thickness
What is the rule of thumb for edge distance? - ANS 2X weld diameter
What is the rule of thumb for tool clearance? - ANS .125 min
Weld size on an assmbly should be uniform throughtout the assembly. (True/False) -
ANS True
@COPYRIGHT ALL RIGHTS RESERVED PAGE 2 OF 26
, _________________ is a measure of the savings or benefit of an investment divided by the cost
of the investment. - ANS ROI
Many manufacturing and fabrication organizations look for a return on investment greater than
_____________ percent. - ANS 20%
_______________ measures the length of time required to recover the cost of an investment
through the savings or efficiencies that result. - ANS Payback
What is the payback timeframe for most companies? - ANS 12 to 24 months.
What is the process that localizes welds at predetermined points? - ANS Projection welding
What is the welding process that uses wheel-shaped electrodes? - ANS Seam welding
What is the hold time in resistance welding? - ANS Nugget solidification time
What material are resistance welding electrodes typically made of? - ANS Copper-based
alloys
What are the two basic laws of physics involved in resistance welding? - ANS Ohm's Law and
Joule's Law
What is a transformer? - ANS Two coils of wire around an iron core
What is the heat energy needed to change a liquid to a gas? - ANS Latent Heat of
Vaporization
@COPYRIGHT ALL RIGHTS RESERVED PAGE 3 OF 26
