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Stevend95 Stevend95
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6 years ago
Commercial and industrial refrigeration systems:
 
  A) Use three-phase equipment only.
  B) Are used only in supermarkets.
  C) Are only used in production facilities.
  D) Refer to retail food and cold-storage equipment and facilities.

 Q. 2

Increasing the airflow across a filter
 
  A) will reduce the air noise across the filter B) has no effect on filter efficiency
  C) increases its efficiency D) decreases its efficiency

 Q. 3

What is the range of MERV ratings?
 
  A) From 0 to 99
  B) High, medium and low efficiency
  C) From 1 to 20 with 20 representing the highest efficiency
  D) From 1 to 20 with 1 representing the highest efficiency
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merana.potrosmerana.potros
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6 years ago
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Stevend95 Author
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#2
6 years ago
Genius!!!!!!
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