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cb2015 cb2015
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6 years ago
In leak detection, R-22 is used in conjunction with which of the following?
 
  A) With visual inspection B) With soap bubbles
  C) With ultrasound D) With electronic detection

 Q. 2

What is the annual leak rate of a system holds 100 pounds of refrigerant and loses three pounds of refrigerant in a month?
 
  A) You must check for an entire year to calculate the annual leak rate.
  B) 3
  C) 36
  D) The annual leak rate can only be determined at the factory.

 Q. 3

To connect fiberglass ductboard to sheet metal, you would use _____.
 
  a. pressure-sensitive tape
  b. heat-activated tape
  c. mastic and glass fabric tape
  d. stainless steel staples
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sosobonsosobon
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6 years ago
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cb2015 Author
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6 years ago
Literally the most helpful website ever
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6 years ago
Monkey
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