What is the fundamental difference between a DC and AC welding power supply?
DC power flows in one direction, while AC power alternates its direction of flow periodically
DC power is used exclusively for welding ferrous metals, while AC power is used for welding non-ferrous metals
Baroque art features strong contrasts, while Rococo art prefers more subtle transitions
Baroque art is generally larger in scale than Rococo art

Welding Automation Exercises are loading ...