____ systems for high-rise buildings have hoists mounted on a building's roof.
A. Window washing
B. Housekeeping cart
C. Automatic vacuum
D. Floor and wall cleaning
Answer: A
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All matter is composed of molecules, and each molecule contains two or more ____________________.
Fill in the blank(s) with the appropriate word(s).
Which letter represents the order typically used to install a running bond unit paver surface?
a. Y b. C c. A d. T
Which of the following is a factor in deciding a unit's balance point?
A) Size of the space being heated or cooled B) Age of the heating system C) Temperature of the outside air D) Amount of 5-kW electric strip heaters
What is the approximate ventilation requirement for low-temperature, air-cooled condensing units located in indoors?
A) 165 CFM per 1,000 BTU B) 400 CFM per 1,000 BTU C) 465 CFM per 1,000 BTU D) 200 CFM per 1,000 BTU