_____ is the distance from the end of the contact tube to the arc measured along the welding electrode.?
?
A. Stickout?
B. Electrode extension?
C. Electrode positioning
D. Burnthrough?
Answer: B
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________: specific form of current production costs that do not vary with the level of output or input use.
Fill in the blank(s) with the appropriate word(s).
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Water passes through a cell membrane in a process called ____________________
Fill in the blank(s) with correct word
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What is the smallest fan assisted furnace that can be connected to an existing 6 inch type B vent that is 30 feet high with a lateral run of 15 feet?
What will be an ideal response?
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Bottoming taps have lead in chamfer equal to ____ pitches.
A. 5 B. 10 C. 3 D. 2
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