A water source system that re-circulates water in pipes buried in the ground

A) is called a quasi-open loop because it still must have an air gap at the circulating pump
B) Is a closed loop system
C) Is an open loop system
D) is considered a hybrid between an open and closed loop system


B

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A) token B) token C) address D) start-of-frame

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

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The main difference between a PAL and a GAL is ________

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