Welding Quiz

How is the electrode holder rated?

• Voltage capacity

• Amperage capacity

• Electrode size

• Cable size

What is the function of the work clamp during shielded metal arc welding?

• Hold base metal in place

• Hold electrodes in place

• Complete electrical circuit

• Absorb heat from the weld

What is the main cause for electrical shock in the shielded metal arc welding process?

• Worn cables

• Wet base metal

• Bad plugs

• Overheating

For DC electrode positive, which piece of equipment is negatively charged?

• Electrode holder

• All equipment

• Work lead cable

• Electrode

For an AC machine, what percentage of power is at the negative terminal?

• 50 percent

• 66 percent

• 33 percent

• 70 percent