CWB 2 Visual Weld Inspector Exam WITH
QUESTION AND ANSWERS 2026
A consumable electrode is: - ANSWERS✔️💫-AN electrode which melts and provides metal to fill the joint
The weld heat affected zone is: - ANSWERS✔️💫-the portion of the base metal adjacent to the weld
metal whose properties have been changed due to the heat of welding
When an arc is formed between two electrodes - ANSWERS✔️💫-electricity flows from negative cathode
to positive anode
The magnetic pinch force helps in the process of the detaching the molten metal drops from the
electrode tip. The magnetic force - ANSWERS✔️💫-increases as the square of the current causing smaller
and smaller droplets to be detached
The electric current for welding must be transformed from - ANSWERS✔️💫-High voltage, low amperage
to low voltage, high amperage
The major advantage of electron beam welding process is - ANSWERS✔️💫-full penetration welds on
thick material in one pass
The progress of welding with Electroslag welding process is - ANSWERS✔️💫-Vertical up
Explosion welding - ANSWERS✔️💫-is solid state process in which coalescence is produced through high
speed impacting of two or more materials by controlled detonation
A typical application for thermite welding is - ANSWERS✔️💫-joining of rails
,Welding without filler metal with GTAW process is referred to as - ANSWERS✔️💫-autogenous welding
A typical weld flaw associated with GTAW process is - ANSWERS✔️💫-porosity
SMAW power sources typically have a volt-ampere curve that is - ANSWERS✔️💫-drooping
Once a box of E49XX low hydrogen electrodes has been opened the electrodes may remain at ambient
temperature for up to a maximum of - ANSWERS✔️💫-4 hours
Shielded Metal ARC Welding (SMAW) process - ANSWERS✔️💫-establishes an arc between the end of a
covered electrode and the work piece.
The spray mode of metal transfer is achieved with - ANSWERS✔️💫-high amperage, high voltage and
argon-rich shielding gas
digital wire feeders - ANSWERS✔️💫-have feedback systems to maintain the preset wire feed speed
wire designated by CSA standard W48 as an E491T-9MJ-H8 - ANSWERS✔️💫-Results in weld deposit with
a maximum of 8 ml diffusible hydrogen per 100 g of weld metal
Self shield flux cored wires are - ANSWERS✔️💫-better able to tolerate air currents
The AWS classes metal cored wire along with - ANSWERS✔️💫-solid wires
SAW Fluxes that significantly influence the composition of the weld metal through slag/metal reactions
are called - ANSWERS✔️💫-active
Resistance welding of aluminum - ANSWERS✔️💫-Can be done but with greater difficulty due to its low
resistivity
,The plasma arc welding process is similar to what other welding process in principles of operation -
ANSWERS✔️💫-GTAW
For a flat weld profile and good penetration profile using the MCAW process - ANSWERS✔️💫-15 degree
travel angle using push technique should be used
What is the effect of tip to work distance (electrical sickout on deposition rate of submerged are welding
- ANSWERS✔️💫-decreasing tip to work distance without adjusting any other variable will cause a
increase in deposition rate
Electrode stick out is measured - ANSWERS✔️💫-From tip of nozzle to end of electrode
Contact tip-to-work is the sum (CTTW) - ANSWERS✔️💫-of the electrode extension and arc length
Increasing electrical sickout - ANSWERS✔️💫-decreases voltage, decreases current and increases
resistance
Which welding process for GMAW has large weld pool and is rather large and difficult to control out of
position - ANSWERS✔️💫-Spray transfer
Which welding process for GMAW has excessive spatter - ANSWERS✔️💫-Globular transfer
Which welding process for GMAW usually has lack of fusion - ANSWERS✔️💫-Short Circuit
what electrodes never go in holding or baking oven - ANSWERS✔️💫-cellulosic
Submerged Arc Welding disadvantage - ANSWERS✔️💫-Requires inter-pass and post weld slag removal
What welding process has the greatest HAZ - ANSWERS✔️💫-Electroslag
, GTAW when a BALL is formed on Tungsten - ANSWERS✔️💫-Aluminum
Which welding process can be done outside Earth's atmosphere - ANSWERS✔️💫-Diffusion
With tungsten arc, most of the current across the arc is carried by - ANSWERS✔️💫-electrons
Electrode beam welding has - ANSWERS✔️💫-a very narrow weld and heat affected zone
Which gases are used with the GMAW process - ANSWERS✔️💫-argon and CO2 and their mixtures in
various proportions
Which welding process is non-consumable electrode process - ANSWERS✔️💫-GTAW
Which shielding gas does GMAW use for spray transfer - ANSWERS✔️💫-95% Argon and 5% CO2
The deposition rate of SMAW electrodes is increased by including - ANSWERS✔️💫-Iron Power
Electrode in Flux cored are welding is - ANSWERS✔️💫-Tubular wire containing flux or other ingredients
What welding process is not used in overhead position - ANSWERS✔️💫-SAW (Submerged Arc Welding
SAW Fluxes that significantly influence the composition of the weld metal through slag/metal reactions
are called - ANSWERS✔️💫-are classified in conjunction with welding wire forming a flux designation
A welding arc consists of a - ANSWERS✔️💫-high current and low voltage
The heat of the welding arc is used to - ANSWERS✔️💫-locally melt the base material and filler material
to create fusion upon solidification
QUESTION AND ANSWERS 2026
A consumable electrode is: - ANSWERS✔️💫-AN electrode which melts and provides metal to fill the joint
The weld heat affected zone is: - ANSWERS✔️💫-the portion of the base metal adjacent to the weld
metal whose properties have been changed due to the heat of welding
When an arc is formed between two electrodes - ANSWERS✔️💫-electricity flows from negative cathode
to positive anode
The magnetic pinch force helps in the process of the detaching the molten metal drops from the
electrode tip. The magnetic force - ANSWERS✔️💫-increases as the square of the current causing smaller
and smaller droplets to be detached
The electric current for welding must be transformed from - ANSWERS✔️💫-High voltage, low amperage
to low voltage, high amperage
The major advantage of electron beam welding process is - ANSWERS✔️💫-full penetration welds on
thick material in one pass
The progress of welding with Electroslag welding process is - ANSWERS✔️💫-Vertical up
Explosion welding - ANSWERS✔️💫-is solid state process in which coalescence is produced through high
speed impacting of two or more materials by controlled detonation
A typical application for thermite welding is - ANSWERS✔️💫-joining of rails
,Welding without filler metal with GTAW process is referred to as - ANSWERS✔️💫-autogenous welding
A typical weld flaw associated with GTAW process is - ANSWERS✔️💫-porosity
SMAW power sources typically have a volt-ampere curve that is - ANSWERS✔️💫-drooping
Once a box of E49XX low hydrogen electrodes has been opened the electrodes may remain at ambient
temperature for up to a maximum of - ANSWERS✔️💫-4 hours
Shielded Metal ARC Welding (SMAW) process - ANSWERS✔️💫-establishes an arc between the end of a
covered electrode and the work piece.
The spray mode of metal transfer is achieved with - ANSWERS✔️💫-high amperage, high voltage and
argon-rich shielding gas
digital wire feeders - ANSWERS✔️💫-have feedback systems to maintain the preset wire feed speed
wire designated by CSA standard W48 as an E491T-9MJ-H8 - ANSWERS✔️💫-Results in weld deposit with
a maximum of 8 ml diffusible hydrogen per 100 g of weld metal
Self shield flux cored wires are - ANSWERS✔️💫-better able to tolerate air currents
The AWS classes metal cored wire along with - ANSWERS✔️💫-solid wires
SAW Fluxes that significantly influence the composition of the weld metal through slag/metal reactions
are called - ANSWERS✔️💫-active
Resistance welding of aluminum - ANSWERS✔️💫-Can be done but with greater difficulty due to its low
resistivity
,The plasma arc welding process is similar to what other welding process in principles of operation -
ANSWERS✔️💫-GTAW
For a flat weld profile and good penetration profile using the MCAW process - ANSWERS✔️💫-15 degree
travel angle using push technique should be used
What is the effect of tip to work distance (electrical sickout on deposition rate of submerged are welding
- ANSWERS✔️💫-decreasing tip to work distance without adjusting any other variable will cause a
increase in deposition rate
Electrode stick out is measured - ANSWERS✔️💫-From tip of nozzle to end of electrode
Contact tip-to-work is the sum (CTTW) - ANSWERS✔️💫-of the electrode extension and arc length
Increasing electrical sickout - ANSWERS✔️💫-decreases voltage, decreases current and increases
resistance
Which welding process for GMAW has large weld pool and is rather large and difficult to control out of
position - ANSWERS✔️💫-Spray transfer
Which welding process for GMAW has excessive spatter - ANSWERS✔️💫-Globular transfer
Which welding process for GMAW usually has lack of fusion - ANSWERS✔️💫-Short Circuit
what electrodes never go in holding or baking oven - ANSWERS✔️💫-cellulosic
Submerged Arc Welding disadvantage - ANSWERS✔️💫-Requires inter-pass and post weld slag removal
What welding process has the greatest HAZ - ANSWERS✔️💫-Electroslag
, GTAW when a BALL is formed on Tungsten - ANSWERS✔️💫-Aluminum
Which welding process can be done outside Earth's atmosphere - ANSWERS✔️💫-Diffusion
With tungsten arc, most of the current across the arc is carried by - ANSWERS✔️💫-electrons
Electrode beam welding has - ANSWERS✔️💫-a very narrow weld and heat affected zone
Which gases are used with the GMAW process - ANSWERS✔️💫-argon and CO2 and their mixtures in
various proportions
Which welding process is non-consumable electrode process - ANSWERS✔️💫-GTAW
Which shielding gas does GMAW use for spray transfer - ANSWERS✔️💫-95% Argon and 5% CO2
The deposition rate of SMAW electrodes is increased by including - ANSWERS✔️💫-Iron Power
Electrode in Flux cored are welding is - ANSWERS✔️💫-Tubular wire containing flux or other ingredients
What welding process is not used in overhead position - ANSWERS✔️💫-SAW (Submerged Arc Welding
SAW Fluxes that significantly influence the composition of the weld metal through slag/metal reactions
are called - ANSWERS✔️💫-are classified in conjunction with welding wire forming a flux designation
A welding arc consists of a - ANSWERS✔️💫-high current and low voltage
The heat of the welding arc is used to - ANSWERS✔️💫-locally melt the base material and filler material
to create fusion upon solidification
