Welding electrical terms

Power supplied by the power company or by a generator is known as?

• Primary voltage

• Secondary voltage

• Primary current

• Secondary current

Choose all common welder primary voltages

• 110v

• 208v

• 230v

• 460v

What type of welding receptacle is shown?

• single phase

• 3 phase

• 110v

• 60hz

What type of welding receptacle is shown?

• single phase

• 3 phase

• 110v

• 60hz

Choose all that apply to the green wire in an electrical circuit?

• It’s the ground wire

• It provides a safe way for stray electricity To travel away from the operator

• It’s the hot wire

• There are no green wires

This picture best describes which current?

• DC

• AC

• ACDC

• 3 phase

Which welding process require constant current power supplies? Choose all that apply

• GTAW

• GMAW

• SMAW

• FCAW

Which welding process require constant voltage power supplies? Choose all that apply

• GTAW

• GMAW

• SMAW

• FCAW

In all welding processes the arc length is proportional to which of the following?

• Current

• Amperage

• Voltage

• Watts