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GMAW Welding
Test Description: GMAW welding
Instructions: Answer all questions to get your test result.
1) What does GMAW stand for?
A
Gas Metal Arc Welding
B
Green metal arch welding
C
Gas Metal Acetylene Welding
D
Green Machine Air Walker
2) What does PPE stand for?
A
Paint, polish and extreme
B
personal protective equipment
C
personal party equipment
D
police protection equipment
3) When should you wear your safety glasses?
A
anywhere in the shop
B
when you are grinding
C
when you feel like it
D
when you are next to someone grinding
4) What is a welper used for?
A
It is used to maintain the GMAW tip
B
It isn\'t used in the welding lab
C
it is used to move hot metal around on the workbench
D
It is used to clean the grinder
5) Who is responsible for safety?
A
everyone
B
principal
C
student
D
instructor
6) GMAW is generally done with what polarity?
A
DCEP
B
the GMAW process does not use polarity
C
DCEN
D
AC
7) Inadequate gas flow will cause what defect in GMAW welding?
A
hydrogen cracking
B
undercutting
C
worm tracking
D
porosity
8) What type of power source is used in GMAW welding?
A
Constant Voltage
B
Variable current
C
Alternating Current
D
Constant Current
9) What does the "S" in ER-70S-6 mean?
A
Short Circuit
B
Solid
C
Static
D
Silicon
10) What does the "70" in ER-70S-6 mean?
A
hardness
B
trade name
C
Yield strength
D
Tensile Strength in KSI
*select an answer for all questions
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