CORE
PRACTICE TEST 1
ARE YOU READY?
LET’S PRACTICE!
Manifold gauge sets are usually color coded. When this is so, the high pressure gauge is
Deselect Answer
red.
green.
blue.
yellow.
None
Which of the following statements is true about an azeotrope refrigerant mixture?
Deselect Answer
It is a mixture made from at least three different refrigerants.
It is always made from just two components.
It is a mixture that acts like a single component refrigerant over its entire range.
It has a pressure-temperature curve identical to one of its components.
None
What is one of the most serious consequences of damaging the earths protective layer of ozone?
Deselect Answer
An increase in volcanic activity.
An increase in natural radioactivity.
Marine plant mutations.
An increase in the rate of human skin cancers.
None
The EPA can require a technician to demonstrate the abilities to perform proper procedures for recovering and/or recycling refrigerant. Failure to demonstrate competency can result in
Deselect Answer
revocation of the technicians certification.
seizure of any refrigerant purchased by the technician that they still are in possession of.
mandatory attendance at refrigeration training boot camp where they will have to run in place for 8 hours/day while holding a manifold gauge set over their head.
seizure of the technicians recovery/recycling equipment.
None
Which atom in CFC molecules causes ozone depletion?
Deselect Answer
Carbon
Chlorine
Fluorine
Sodium
None
Time’s up
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