Ag Mech I - Unit 5.00

What wire welder is used in industry as an automatic welder?

• AC/DC SMAW

• MIG

• oxyacetylene

• TIG

What welder produces a weld that is stronger and freer of corrosion than that of other welders when welding stainless steel or aluminum?

• AC SMAW

• DC reverse polarity SMAW

• DC straight polarity SMAW

• TIG

What is the proper procedure to use if an electrode sticks to metal?

• Decrease amperage.

• Increase amperage.

• Move the electrode holder back and forth.

• Use a smaller diameter electrode.

Metal thickness, electrode size, and welding position are used to decide the:

• amperage setting.

• brand of welder.

• employee's salary.

• voltage setting.

Neil is making a welded metal project. Before he starts welding, what should he do to the metal?

• brush and oil

• grind and paint

• identify and clean

• wash with solvent

An amperage setting that is too low will cause a:

• high and narrow bead.

• low and porous bead.

• perfect bead.

• weld with spattered edges.

The proper tool for removing slag from a weld is a:

• ball peen hammer.

• chipping hammer.

• torch lighter.

• wood chisel.

An electric arc welder is used to weld:

• fiberglass.

• glass.

• metal.

• wood.

If the travel speed is too fast, the welded bead is:

• narrow.

• penetrating.

• splattered.

• wide.

What type of electrode is most commonly used when welding farm projects?

• E6011

• E6041

• E7084

• E8015