Welding Knowledge Quiz

Shielded metal arc welding electrodes have a tendency to stick during welding when the arc length becomes too short.

• True

• False

The distance from the tip of the electrode to the base material being welded is arc length.

• True

• False

DCEP describes the flow of welding current as coming from the work cable and moving toward the electrode holder.

• True

• False

One of the advantages of an inverter power source is the small size and lighter weight compared to other power sources.

• True

• False

The heat generated by the electric welding arc reaches a maximum temperature of 1,000°F.

• True

• False

Welding transformer-design power sources use an inductance coil to smooth out the direct current being produced.

• True

• False

The stops and re-starts necessary with SMAW electrodes increase the risk of weld defects.

• True

• False

SMAW has one of the highest operating factors of the arc welding processes.

• True

• False

Welding power sources use a ____ type of transformer to create electricity for welding.

• Steady state

• Solid state

• Step-up

• Step-down

The transformer inside a welding power source converts high voltage, low amperage electricity into ____ electricity for welding.

• High voltage, high amperage

• Low voltage, low amperage

• High voltage, low amperage

• Low voltage, high amperage