Which of the following is a condition of an air conditioning system that is undercharged?

A. increased possibility of floodback to the compressor
B. higher operating pressures
C. low operating pressures
D. reduced evaporator superheat


Answer: C

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The ____ stage in an electrical installation is when the raceways, cable, boxes, and other electrical equipment are installed.

a. build b. rough-in c. wiring d. code

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The word extrusion is derived from the Latin word extrudere, which means to ____. ?

A. ?heat B. ?push C. ?form D. ?compress

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Answer the following statements true (T) or false (F)

Since a clone has a single genotype, all plants of that clone will grow identically everywhere it is planted.

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A phase is a subdivision of a(n) ____

a. series b. order c. survey d. family

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