?Short electrode stickout gives a _____ weld and a long stickout results in a ______ weld.

A. ?slower, faster
B. ?wider, deeper
C. ?higher buildup, deeper penetrating
D. ?hotter, cooler


Answer: D

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In a two _____________ configuration one pipe is the supply and the other acts as the return.

Fill in the blank(s) with the appropriate word(s).

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Which installation phase is performed last?

A) Start and check B) Ductwork installation C) Piping installation D) Evacuation and charging

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Technician A says that waterborne paint tints have an unlimited shelf life. Technician B says waterborne paint tints, once opened, have a shelf life that should be monitored. Who is correct?

A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B

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All types of VVIs provide ____________________ protection.

Fill in the blank(s) with the appropriate word(s).

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