Nonconductive grommets or plastic bushings should be used to prevent a destructive galvanic reaction between steel framing members and _____.
a. copper piping
b. aluminum siding
c. nonmetallic sheathed cable
d. PVC piping
Answer: A
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When the inside of the evaporator cabinet is below freezing, heat has to be provided to keep the condensate in the line ____________________.
Fill in the blank(s) with the appropriate word(s).
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What do the a and b subzones within a hardiness zone represent?
What will be an ideal response?
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In longeing, one end of the line is fastened to the _____.
Fill in the blank(s) with the appropriate word(s).
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The ignition transformer provide
A) 120 to 240 volts AC to the electrodes B) 8,000 to 15,000 volts DC to the electrodes C) 8,000 to 15,000 volts AC to the electrodes D) 120 to 240 volts DC to the electrodes
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