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