____ is the time during which the gas continues flowing after the welding current has stopped.
A) Overflow
B) Postflow
C) Preflow
D) Inflow
Correct Answer:
Verified
Q1: A grinder is often used to clean
Q2: The welding power supply is often called
Q3: If tungsten is struck sharply, it will
Q5: Helium is _.
A) a by-product of the
Q6: The longer a nozzle, the longer the
Q7: _ torches have three hoses connecting to
Q8: High gas flow rates waste shielding gases.
Q9: The cleaning action by electrons leaving the
Q10: Cerium oxide (CeO2) is added to tungsten
Q11: Argon and helium are noble inert gases.
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