NJ Blue Seal Refrigeration EXAM fully solved &
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accuracy) (Questions + Answers) Solved 100%
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Terms in this set (203)
On a single acting It allows constant speed control and stops and starts
reciprocating compressor,
what is the function of a
dual control device?
If a system were using an The evaporator
automatic expansion
valve, where would the
constant pressure be
maintained at?
What is the main Capable of reaching very low temperatures
advantage of a cascade
refrigeration system?
A false statement about It is non-corrosive
lithium bromide used in
absorption systems:
What is a sling Relative humidity
psychrometer used to
measure?
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,12/4/25, 4:52 PM NJ Blue Seal Refrigeration EXAM fully solved & updated 2025-2026(latest version verified for accuracy) (Questions + Answers) Sol…
Discribe the discharge gas Saturated
from the compressor in a
wet-compression
refrigeration system
If a cooling tower 4,300/3 = 1,433 tons
circulated 4,300 GPM of
water, what is the cooling
capacity in tons?
What condition would Oil in the evaporator
cause a system to not
respond to an expansion
valve adjustment?
What would have the least The ambient air temperature
effect on the capacity of a
water cooled condenser?
What is the volume Specific volume
occupied by a refrigerant
under specified conditions
of pressure and
temperature?
What should cooling 8
tower water pH be
maintained at?
The absolute Celsius scale Kelvin
is referred to by which
temperature scale?
Which devices control the Condenser and receiver
high side float?
In Fahrenheit, what is the 5 degrees F
equivalent of -15 degrees
Celsius?
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, 12/4/25, 4:52 PM NJ Blue Seal Refrigeration EXAM fully solved & updated 2025-2026(latest version verified for accuracy) (Questions + Answers) Sol…
If you had a flooded Low side float
evaporator, which type of
metering device would
you use?
What is the formula used Cycles = Tower water chlorides / makeup water
to determine the number chlorides
of cycles of concentration
for a cooling tower?
What determines the low The evaporator flow rate
side pressure in a
refrigeration system?
What seal is not used on a Mechanical
refrigeration system?
What water chemistry test Chlorides
is used to determine
cooling tower cycles of
concentration?
What would happen if you Crystallization in the system
had a sudden drop in the
temperature in the cooling
tower of a lithium bromide
absorption system?
Chemically analyzing and distilling the refrigerant;
Define the term Reprocessing the refrigerant into a new product that
"Refrigerant reclaiming" can be reused; Selling reprocessed refrigerant as
reclaimed refrigerant
Describe the term "free Air at atmospheric conditions
air"
How is the setting on a Degrees of superheat
thermostic expansion
valve rated?
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