Which is the best location for an outdoor condensing unit?
A) Under a bedroom window
B) On the back side of a house away from windows and overhangs
C) Under a roof overhang
D) Under a deck
[Ques. 2] To improve humidity control for air-conditioning systems installed in humid climates, the air-conditioning system selected should:
A) Be sized somewhat larger than the load study indicates to allow for extra latent cooling.
B) Be sized larger than normal, have a high sensible capacity, and higher-than-normal airflow.
C) Have a high latent cooling capacity and not be oversized.
D) Have a high sensible cooling capacity and higher-than-normal airflow.
[Ques. 3] The portion of a planned maintenance call in which worn parts are replaced, filters are changed, and needed adjustments are made is referred to as:
A) Operational testing. B) Routine maintenance.
C) Troubleshooting. D) The precheck.
[Ques. 4] What types of prime movers can be used for centrifugal chillers?
A) Steam turbines, natural convection, and radiation
B) AC motors, calibrated springs, and wind
C) Radiation, natural convection, and wind
D) Gas turbines, AC motors, and steam turbines
[Ques. 5] An air contaminant that is most difficult to remove through common filtration methods is:
A) Pollen B) Mold spores C) Sawdust D) Virus
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