WorksheetsCLASS TEST
Total questions: 20
Worksheet time: 15mins
Which of the following welding processes uses a non-consumable tungsten electrode?
Shielded Metal Arc Welding (SMAW)
Gas Metal Arc Welding (GMAW)
Tungsten Inert Gas Welding (TIG)
Submerged Arc Welding (SAW)
What does MIG stand for in welding?
Metal Inert Gas
Metal Iron Gas
Metal Induction Grid
Mechanical Inert Gas
(a) welding uses a continuously fed wire and a shielding gas to protect the weld area from contamination.
The abbreviation TIG stands for (a) Inert Gas.
Name this tool which is use during welding process.
Ball pin hammer
chisel
chipping hammer
file
Welding should never be done in the presence of (a) materials.
In Shielded Metal Arc Welding (SMAW), the electrode is:
Non-consumable
Water-cooled
Coated with flux
Made of tungsten
The term HAZ in welding stands for:
Heat-affected zone
High alloy zone
Hazard awareness zone
Heat and zinc zone
The (a) holds the electrode in SMAW welding.
Can aluminum be welded using TIG welding?
Yes
No
Name of this tool
letter punch
Hammer
Centre punch
Number punch
Is oxygen used as a shielding gas in MIG welding?
Yes
No
Which welding position is known as “1G”?
Overhead
Flat
Vertical
Horizontal
Cracks, porosity, and lack of fusion are examples of welding (a)
In welding symbols, a triangle under the reference line indicates:
Square groove
Bevel weld
Fillet weld
Backing weld
The main function of a welding transformer is to:
Generate gas
Regulate temperature
Convert AC to DC
Step down voltage
What is the typical temperature of an electric arc used in arc welding?
500°C
1500°C
3500°C
10000°C
Can welding be automated using robots?
Yes
No
Name of this equipment is
Leather apron
Hand shield
Welding Helmet
Electrode holder
The unit used to measure welding current is (a) .
