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CWB WELDING INSPECTOR LEVEL 2 EXAM LATEST 2025/2026
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
the portion of the base metal whose mechanical properties or
microstructure has been altered by the heat of welding, brazing,
soldering,or thermal cutting - ANSWER-heat affected zone
a flux formulated to produce a weld metal composition that is not
dependent on the welding parameters, especially arc voltage -
ANSWER-Neutral flux
an arc made between the electrode and constricting nozzle,
excluding the workpiece from the electrical circuit - ANSWER-non
transferred arc
A welding arc is formed when ___ ___ is forced to flow across a
gap between two electrodes at a relatively low voltage -
ANSWER-high current
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power sources can be classified as constant current, constant
voltage or _____ - ANSWER-both
thee volt-ampere curve of a constant current pwoer source is
described as _____ - ANSWER-drooping
In any arc welding setup, there is a continuous drop in ____ from
the lower-most point of the contact between the contact tip and
the wire, to the molten weld pool or workpiece - ANSWER-voltage
There is a jet-like flow of ___ ___ in the arc column which gives it
some stiffness and force. Allow the welder to manipulate and
direct molten metal at the desired location - ANSWER-ionized
gases
___ ___ is a critical and controllable parameter, which is directly
related to the arc voltage - ANSWER-Arc length
Arc blow is likely to cause what type of weld flaws? - ANSWER-
incomplete fusion
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Since pinch force on the electrode increase with the square of the
current, smaller and smaller droplets are detached as ____
increases - ANSWER-current
_____ ______ can have a significant effect on the shape of the
weld bead and depth of penetration - ANSWER-Electrode polarity
In GTAW, DCEN welding, ____ percent of the heat is directed to
where the arc meets the workpiece - ANSWER-70
In GTAW, DCEP welding, 70 percent of the heat is directed via
current flow to where the arc meets the ____ - ANSWER-
Electrode
In GTAW setup up for DCEN, what term best describe the
tungsten electrode in the welding circuit? - ANSWER-Cathode
When polarity is reversed (DCEP) the _____ becomes the
cathode - ANSWER-workpiece
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The weld pool cannot easily emit electrons because the molten
weld pool is at a much lower ______ than the tungsten and will
resist the release of electrons - ANSWER-Temperature
GTAW setup for DCEN produces welds with penetration that can
be described as what? - ANSWER-Deep and narrow
GTAW setup for DCEP produces welds with penetration that can
be described as what? - ANSWER-shallow and wide
GTAW setup for AC produces welds with penetration that can be
described as what compared to DCEP/DCEN? - ANSWER-
medium
The heat balance of consumable electrode processes as in
SMAW differs from that of non-consumable tungsten arcs. A
greater amount of heat is generated at the _____ rather than the
____. - ANSWER-cathode, anode
CWB WELDING INSPECTOR LEVEL 2 EXAM LATEST 2025/2026
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
the portion of the base metal whose mechanical properties or
microstructure has been altered by the heat of welding, brazing,
soldering,or thermal cutting - ANSWER-heat affected zone
a flux formulated to produce a weld metal composition that is not
dependent on the welding parameters, especially arc voltage -
ANSWER-Neutral flux
an arc made between the electrode and constricting nozzle,
excluding the workpiece from the electrical circuit - ANSWER-non
transferred arc
A welding arc is formed when ___ ___ is forced to flow across a
gap between two electrodes at a relatively low voltage -
ANSWER-high current
,2|Page
power sources can be classified as constant current, constant
voltage or _____ - ANSWER-both
thee volt-ampere curve of a constant current pwoer source is
described as _____ - ANSWER-drooping
In any arc welding setup, there is a continuous drop in ____ from
the lower-most point of the contact between the contact tip and
the wire, to the molten weld pool or workpiece - ANSWER-voltage
There is a jet-like flow of ___ ___ in the arc column which gives it
some stiffness and force. Allow the welder to manipulate and
direct molten metal at the desired location - ANSWER-ionized
gases
___ ___ is a critical and controllable parameter, which is directly
related to the arc voltage - ANSWER-Arc length
Arc blow is likely to cause what type of weld flaws? - ANSWER-
incomplete fusion
,3|Page
Since pinch force on the electrode increase with the square of the
current, smaller and smaller droplets are detached as ____
increases - ANSWER-current
_____ ______ can have a significant effect on the shape of the
weld bead and depth of penetration - ANSWER-Electrode polarity
In GTAW, DCEN welding, ____ percent of the heat is directed to
where the arc meets the workpiece - ANSWER-70
In GTAW, DCEP welding, 70 percent of the heat is directed via
current flow to where the arc meets the ____ - ANSWER-
Electrode
In GTAW setup up for DCEN, what term best describe the
tungsten electrode in the welding circuit? - ANSWER-Cathode
When polarity is reversed (DCEP) the _____ becomes the
cathode - ANSWER-workpiece
, 4|Page
The weld pool cannot easily emit electrons because the molten
weld pool is at a much lower ______ than the tungsten and will
resist the release of electrons - ANSWER-Temperature
GTAW setup for DCEN produces welds with penetration that can
be described as what? - ANSWER-Deep and narrow
GTAW setup for DCEP produces welds with penetration that can
be described as what? - ANSWER-shallow and wide
GTAW setup for AC produces welds with penetration that can be
described as what compared to DCEP/DCEN? - ANSWER-
medium
The heat balance of consumable electrode processes as in
SMAW differs from that of non-consumable tungsten arcs. A
greater amount of heat is generated at the _____ rather than the
____. - ANSWER-cathode, anode
