The ____ possible gas flow rates and the ____ preflow or postflow time can help reduce the cost of welding.
A) highest, shortest
B) lowest, shortest
C) highest, longest
D) lowest, longest
Correct Answer:
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Q1: Exceeding the maximum gas flow rates _.
A)
Q2: _ is inexpensive and requires the least
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Q7: With _, lack of cleanliness may cause
Q8: Which of the following is a reason
Q9: Which of the following is true of
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Q11: Using a _ arc current setting with
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