When finished welding, gas should be

• shut down completely
• shut down completely and drained

• left on

• left for the next student

GMAW stands for

MIG stands for

Inn electrical terms as it relates to welding, we look at gravity

as our __________, or our force — electrical potential so to speak. Fill in the blank.

• energy

• current

• amperage

• voltage

When measuring wire feed speed it is measured in IPM. IPM stands for

Which of the following terms means to work together?

• Cynergy

• Simultaneous

• Synergic

• Mixed

What is GMAW wire fed from?

• a box

• a spool

• a cylinder

• a ball

GMAW wire does NOT travel through which of the following?

• a liner

• contact tip

• trigger remote

• drive roll assembly

What is the mixture composition of a 75/25 shield gas used in gas metal arc

welding?

• 75 percent CO2 and 25 percent argon

• 75 percent argon and 25 percent CO2

• 75 percent O2 and 25 percent CO2

• 75 percent argon and 25 percent O2

Select true statements about GMAW versus SMAW.

• GMAW is semi automated, SMAW is not

• To prevent impurities, GMAW uses shielding gasses

• To prevent impurities, GMAW uses flux

• GMAW is practical to use outdoors