Refrigeration Practice Test Questions and Answers Top Rated Latest Version

Refrigeration Practice Test Questions and
Answers Top Rated Latest Version

Question >> 1
All of the following are advantages of open compressors except
a. The compressor does not need to be replaced if the motor fails
b. easy to change pumping capacity
c. easy to change motors
d. does not need a shaft seal
Answer>>
does not need a shaft seal



Question >> 2
Which type of cooling tower fill material design that spreads the water evenly to form
thin layers
Answer>>
film type




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,Question >> 3
Which is a disadvantage of a packaged indoor unit
Answer>>
the potential for excessive noise exists

Question >> 4
A change in heat result in a change in temperature but not in the state
Answer>>
sensible



Question >> 5
Which is most likely to cause high head pressure
a. low water temperature or ambient air temperature
b. inefficient compressor valves
c. low load condition
d. overcharge
Answer>>
overcharge (too much refrigerant)



Question >> 6


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, Where is a receiver located in a refrigeration system
Answer>>
after the condenser on the liquid line

Question >> 7
Which is most likely to cause low to no subcooling
a. oversized condenser
b. thermostatic expansion valve overfeeding
c. inefficient compressor
d. overcharge
Answer>>
thermostatic expansion valve overfeeding



Question >> 8
In a split system, the indoor section typically consist of the evaporator, fan, , and a
connection for the suction and liquid lines
Answer>>
a metering device



Question >> 9


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