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1. The GTAW process was primarily developed to
weld.
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A. Thin metal.
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B. Magnesium.
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C. Aluminum, Stainless
steel and pipe.
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D. Both A and C above.
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2. GTAW, is the same as TIG and HELI-ARC.
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A. True.
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B. False.
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C. True and / or False
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D.
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3. Which is an advantage of GTAW.
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A. Travel speeds.
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B. Easy to operate.
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C. Sound welds.
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D. Operating costs.
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4. Which industry was primarily responsible for
developing the GTAW process.
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A. Defense.
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B. Commercial /
Transportation
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C. ShipBuilding.
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D. Nuclear power
plants.
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5. A primary advantage of helium gas is.
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A. Travel speed /
penetration.
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B. Penetration / better
shielding
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C. Better gas
shielding.
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D. Better shielding /
travel speed.
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6. A primary advantage of argon gas is.
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A.Travel speed /
penetration
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B. Penetration / better
shielding.
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C. Better gas
shielding.
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D. Better shielding /
travel speed.
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7. The hazards of GTAW may be less than other
welding processes.
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A. True.
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B. False
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C.
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D.
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8. Match the color code with the type of
tungsten.
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A. Red.
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B. Yellow.
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C. Brown.
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D. Green.
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9. Select the parts of a GTAW torch.
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A. Nozzle, collet, gas
lens.
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B. Cup, collet body,
collet.
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C. Contact tip, cup,
collet body.
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D. Gas diffuser, contact
tube, Nozzle,
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10. Which current polarity can not be used for
GTAW.
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A. Direct current reverse
polarity.
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B. Alternating
current.
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C. Direct current straight
polarity.
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D. None of the above.
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