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Najmnour Najmnour
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6 years ago
Which part of a large office building generally requires cooling all year, even when it is cold outside?
 
  A) the core B) the bottom floor C) the perimeter D) the top floor

 Q. 2

To avoid falling, when working above a sheetrock ceiling technicians should:
 
  A) Walk quickly whenever it is necessary to walk directly on the sheetrock.
  B) Walk slowly whenever it is necessary to walk directly on the sheetrock.
  C) Step only on ceiling joists.
  D) Step only on the sheetrock between the ceiling joists.

 Q. 3

What does the technician normally do when installing a gas vent on a rooftop packaged unit?
 
  A) an approved double wall vent is piped away from the unit to the side of the roof
  B) an approved single wall vent is piped at least 3 feet above the top of the unit
  C) the manufacturer supplied hood is screwed onto the unit
  D) a vent hood is only needed if the unit is installed inside
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tobeddstobedds
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6 years ago
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Najmnour Author
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#2
6 years ago
Thanks for your help <3
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