Gmaw Orientation And Safety - Obj. 2

1. GMAW is adaptable to ______ operation.

Only semiautomatic

Either automatic or semiautomatic

2. GMAW is adaptable to ______ in all thicknesses through modification of electrode wire and shielding gas selections.

Both ferrous and non-ferrous metals

Only ferrous metals

3. Because GMAW better controls __________ in the weld zone, it reduces distortion in base metals.

Deposition

Heat

4. GMAW gives a high deposition rate efficiency with up to _____ of the welding wire deposited in the joint.

98%

90%

5. Because the GMAW arc is ______ visible to the operator, better welds are possible.

Usually

Always

6. _____________ can be more quickly trained to weld with the GMAW process than with any other welding process.

Those with basic welding skills...

Beginners...

7. GMAW reduces welding costs because it usually requires _____ cleanup.

Moderate

No