WorksheetsWelding Knowledge Quiz
Total questions: 20
Worksheet time: 10mins
What usually controls the size of the weld in welding?
The length of the electrode
The tip diameter
The welding pressure
The type of metal
What can happen if the tip diameter is too large during welding?
The welds may be too weak
The workpiece may be overheated
The metal may not fuse
The electrode may break
What is exerted between the electrodes on the two pieces of metal during welding?
Heat
Pressure
Light
Sound
What is the effect of low welding pressure?
Excessive tip marking
Surface burning and arcing
Stronger welds
Faster welding time
What is the carbon arc welding (CAW) process known for?
Using a shielding gas
Being the newest welding process
Producing coalescence of metals by heating them with an arc
Requiring filler metal
What type of machine is typically used for carbon arc welding in the sheet metal trade?
AC machine
DC machine
Gas machine
Hydraulic machine
What is the purpose of sharpening the carbon electrode in carbon arc welding?
To increase the temperature
To create a point for the arc
To reduce electrical resistance
To improve the metal finish
What type of filler rod is typically used for light sheet metal carbon arc welding?
Steel rod
Copper coated bronze alloy rod
Aluminum rod
Titanium rod
What is not needed due to the self-cleaning action of the arc in carbon arc welding?
Filler rods
Fluxes
Electrodes
Protective gear
What is another name for Shielded Metal Arc Welding (SMAW)?
MIG welding
Stick welding
TIG welding
Gas welding
What is the purpose of the flux coating in SMAW?
To provide color to the weld
To create a protective atmosphere
To increase the speed of welding
To cool down the metal
What does the electrode in SMAW consist of?
A plastic core wire
A metal core wire with flux coating
A ceramic core wire
A glass core wire
What is Gas Metal Arc Welding (GMAW) commonly referred to as?
TIG welding
Stick welding
MIG welding
Flux welding
How does Gas Metal Arc Welding (GMAW) join metals?
By using a laser beam
By heating them with an electric arc
By applying pressure
By using chemical reactions
What does FCAW stand for in welding?
Flux Cored Arc Welding
Flame Controlled Arc Welding
Fast Cooled Arc Welding
Flux Coated Arc Welding
In FCAW, what is used to establish the arc?
Solid electrode wire
Consumable flux cored wire electrode
Non-consumable tungsten electrode
Plasma torch
What is the role of shielding gas in FCAW?
To cool the weld
To protect the weld from contamination
To increase the arc length
To add color to the weld
What does GTAW stand for in welding?
Gas Tungsten Arc Welding
Gas Tungsten Alloy Welding
Gas Titanium Arc Welding
Gas Tungsten Air Welding
What is another term for Gas Tungsten Arc Welding?
Tungsten Inert Gas (TIG)
Tungsten Internal Gas (TIG)
Tungsten Ion Gas (TIG)
Tungsten Isotope Gas (TIG)
In GTAW, what is used to protect the workpiece from atmospheric contamination?
An externally applied gaseous shield
A metal coating
A plastic cover
A water spray
