WorksheetsGMAW Theory Quiz Review
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is the name of the part/tool/equipment?
a)
GMAW Electrode
b)
GMAW Contact Tip
c)
Plasma Cutter Air/Fuel Cup
d)
Plasma Cutter Electrode
2.
What is the name of the part/tool/equipment?
a)
Bushing
b)
GMAW Insulator
c)
GMAW Gas Nozzle
d)
Spacer
3.
Shielding gases are used to protect the molten metal from _______.
a)
being overheated and cooling to fast
b)
porosity and brittleness
c)
heat and distortion
d)
being too cold and not penetrating
4.
What is an "inert gas" as used in Metal Inert Gas (MIG) Welding?
a)
A gas that cools the weld zone to prevent cracking.
b)
A gas that prevents porosity by burning a hot neutral flame.
c)
A gas that does not chemically react with other elements to help produce a quality weld.
d)
A gas that heats up the weld zone to create a better quality weld.
5.
What is an advantage of MIG welding?
a)
It works well in the wind.
b)
You can safely weld in wet conditions with it
c)
It takes less operator skill than other weld types
d)
It is slow and accurate which is good for very thin metal
6.
What is our MIG gas a combination of and their percent’s?
a)
25% Argon, 75% CO2
b)
75% Argon, 25% CO2
c)
25% Carbon, 75% Argon
d)
100% Argon
7.
What does WFS stand for?
a)
Wire Feed Speed
b)
Welding Fire Safety
c)
Wire Food Safety
d)
Welding Feel Safe
8.
What does CTWD stand for?
a)
Creating Ties with Welding Depth
b)
Contact Tip to Welding Depth
c)
Curated Tips to Work Distance
d)
Contact Tip to Work Distance
9.
What controls the amperage when MIG welding?
a)
Voltage
b)
WFS
c)
CTWD
d)
Shielding Gas
10.
What psi should the MIG gas be set at?
a)
15 psi
b)
20 psi
c)
25 psi
d)
30 psi
100 %
