Where can a technician determine the correct water flow rate for a water-source system?
A) Adjust the water flow until the compressor is operating at its RLA rating point.
B) Look at the manufacturer's specification sheet.
C) Look on the data plate.
D) 4 GPM × tons = water flow
B
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Emergency lighting circuits often use _____.
a. bimetallic overload relays b. fuses c. magnetic relays d. solid-state relays
Jennifer undergoes a pelvic scan to determine if she sustained any fractures as a result of a car accident. To her surprise, the technician does not find any fractures. He does note, however, that Jennifer's acetabulae are markedly shallow bilaterally. What might the technician conclude about Jennifer's pelvic bone structure, as a result of this finding?
What will be an ideal response?
A piping system that has the main supply pipe from the boiler enter the first baseboard unit, all baseboard sections connected in series, and the outlet from the last baseboard section connected to the circulator pump, which connects to the boiler, is called a:
A) One-pipe, venturi piping system. B) Series loop, single circuit hot water piping system. C) Series loop, double circuit. D) Two-pipe, reverse return hot water piping system.
In the accompanying figure, what do the abbreviations HEX and SQ indicate?
What will be an ideal response?