When a VAV box on a constant air volume system throttles air into the conditioned area
A) the compressor slows down to match it
B) the excess air dumps into the area above the ceiling
C) the compressor and blower both slow down to match
D) the blower slows down to reduce overall airflow
B
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Magnetic pulse generators are used to provide a digital signal about component speed or position.
Answer the following statement true (T) or false (F)
Which of these tools is a brand name?
A) Vise Grips B) Monkey Wrench C) Side Cutters D) Locking Pliers
Where is solid 18 gauge copper wire typically used in residential air-conditioning installation?
A) The thermostat control wire B) The power wire to the indoor unit C) Inside the equipment supplying power to the major loads D) The power wire to the condensing unit
____ are variables that store an ordered list of scalar values that are accessed with numeric subscripts, starting at zero.
A. Strings B. Arrays C. Lists D. Hashes