Welding 101

What type of welding requires the use of an electrode in the form of wire spools?

• Stick
• MIG
• TIG
• OxyAcetylene

For proper eye protection when arc welding the minimum shade number of the filter lens should be

• 4
• 6
• 10
• 12

Saturation of clothing by moisture or perspiration increases the risk of

• weld burns
• electrical shock
• welder fatigue
• getting a flash

Hot metal should be handled with

• gloves
• aprons
• tongs or pliers
• rag

When starting to arc weld, the operator should

• turn on the exhaust fan 
• clean area of scraps and tools
• shield others from arc rays
• all of these

When working in an area with other people, what should be done before an arc is struck?

• Check the electrode holder
• Tell others you plan to strike an arc
• Check the cables for cuts and burned insulation
• All of these

What is MIG ?

• Metal inert gas

• Material inert gas

• Metal integrated gas

• Material inert gas

What is electrical current that flows in one direction.

• Direct Current

• Alternating Current

• Resistance

• Polarity

A difference of potential, electrical pressure that causes current to flow.

• Ampere

• Amperage

• Resistance

• Voltage

DCEP is the abbreviation for:

• Direct Current Electron Positive

• Direct Current Electron Negative

• Direct Current Electrode Positive

• Direct Current Electrode Negative