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Author Question: The two principal shielding gases used for GTAW are _____. A) argon and carbon dioxide B) argon ... (Read 157 times)

kodithompson

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on: Jul 24, 2018
The two principal shielding gases used for GTAW are _____.
 
  A) argon and carbon dioxide B) argon and helium
  C) hydrogen and carbon dioxide D) nitrogen and oxygen

Question 2

Of the various types of tungsten electrodes available, the tungsten electrodes that are used for AC welding are _____.
 
  A) pure B) thoriated C) lanthanated D) irradiated


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yeungji

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


kodithompson

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Reply 2 on: Jul 24, 2018
Gracias!

jackie

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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