Federal standards require showerheads to deliver a maximum of 2.5 GPM; however, ____ showerheads allowed in a single stall.

A. there are two
B. there are three
C. there are four
D. there is no limit on the number of


Answer: D

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?How are the rings broken in during a test drive?

What will be an ideal response?

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To avoid releasing large quantities of refrigerant inside a mechanical room, ANSI/ASHRAE Standard 15-2010 specifies that rupture disks:

A) Should be replaced with solid brass plugs. B) Should only be used on equipment located outside. C) Should be controlled through a hand valve. D) Should be piped outside the building.

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The rotor of an induction motor can be compared to the __________ of a transformer.

A. primary B. secondary

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