​It Is Faster to Make the Root Weld Using the Downhill

question 2

Multiple Choice

​It is faster to make the root weld using the downhill technique if ______________________.

• A) ​you can see all of the joint so you can follow it
• B) ​the root opening is narrow so the weld has something to support it
• C) ​The voltage is lowered by 5 to 10 volts
• D) ​the root opening is uniform and not too wide or narrow

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