Insufficient preheat during an oxyfuel cutting operation is likely to result in _____
a. the top surface melting over the cut
b. bad gouging at the bottom of the cut
c. a pronounced break in the drag line
d. a wavy and irregular kerf
b
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When a ground ring is used as a grounding electrode, it must be at least a 2 AWG copper conductor at least __________ feet long.
a. 15 b. 20 c. 30 d. 50
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What is the chemical structure of acrylic powder?
What will be an ideal response?
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On a motor data plate, the type specifies the motor's enclosure
Indicate whether the statement is true or false
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The MOV is a ____ device meaning that it can conduct current in either direction.
a. unidirectional b. bilateral c. multiphase d. multimode
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