Don't worry, you'll bounce back!
RETA BOOK 2 questions and Answers WITH COMPLETE Solutions UPDATED!!!!
Your time: 1 min
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247
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Incorrect 247
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Your answers
1 of 247
Definition
why is there more space in the top of the surge drum than is needed
for the operation of the evaporator?
Give this one a try later!
to reduce the velocity of the to increase the velocity of the vapor
vapor for liquid separation. for better cooling.
to enhance the pressure for better to store excess liquid for peak
circulation. demand.
Don't know?
, 2 of 247
Definition
What is the maximum pump suction line velocity?
Give this one a try later!
10 feet per second. 5 feet per second.
15 feet per second. 20 feet per second.
Don't know?
3 of 247
Definition
what would be a service problem if ammonia type intercoolers are
used in R-22 systems?
Give this one a try later!
Excessive pressure could build up in Water might accumulate in the
the intercooler. intercooler.
Oil might accumulate in the
intercooler since there are no
, skimmer ports in an ammonia Ammonia might freeze in the
intercooler. intercooler.
Don't know?
4 of 247
Definition
The mollier diagram?
Give this one a try later!
Illustrates the change of temperature
Shows the moisture content of
and pressure of air at different
refrigerant at various humidity levels
altitudes
Illustrates the change of
Depicts the electrical conductivity of condition and heat content of a
refrigerant at different pressures pound of refrigerant at different
points of the refrigeration cycle
Don't know?
, 5 of 247
Definition
In steady-state operation, approximately how far through the coil
circuit path does liquid refrigerant travel in a properly adjusted DX coil
Give this one a try later!
25% 75%
50% 90%
Don't know?
6 of 247
Definition
canned rotor centrifugal liquid refrigerant pump
motors_________________________
Give this one a try later!
the liquid make-up solenoid sticks
are cooled by liquid refrigerant
open
RETA BOOK 2 questions and Answers WITH COMPLETE Solutions UPDATED!!!!
Your time: 1 min
Correct 0
247
100%
0%
Incorrect 247
00
Your answers
1 of 247
Definition
why is there more space in the top of the surge drum than is needed
for the operation of the evaporator?
Give this one a try later!
to reduce the velocity of the to increase the velocity of the vapor
vapor for liquid separation. for better cooling.
to enhance the pressure for better to store excess liquid for peak
circulation. demand.
Don't know?
, 2 of 247
Definition
What is the maximum pump suction line velocity?
Give this one a try later!
10 feet per second. 5 feet per second.
15 feet per second. 20 feet per second.
Don't know?
3 of 247
Definition
what would be a service problem if ammonia type intercoolers are
used in R-22 systems?
Give this one a try later!
Excessive pressure could build up in Water might accumulate in the
the intercooler. intercooler.
Oil might accumulate in the
intercooler since there are no
, skimmer ports in an ammonia Ammonia might freeze in the
intercooler. intercooler.
Don't know?
4 of 247
Definition
The mollier diagram?
Give this one a try later!
Illustrates the change of temperature
Shows the moisture content of
and pressure of air at different
refrigerant at various humidity levels
altitudes
Illustrates the change of
Depicts the electrical conductivity of condition and heat content of a
refrigerant at different pressures pound of refrigerant at different
points of the refrigeration cycle
Don't know?
, 5 of 247
Definition
In steady-state operation, approximately how far through the coil
circuit path does liquid refrigerant travel in a properly adjusted DX coil
Give this one a try later!
25% 75%
50% 90%
Don't know?
6 of 247
Definition
canned rotor centrifugal liquid refrigerant pump
motors_________________________
Give this one a try later!
the liquid make-up solenoid sticks
are cooled by liquid refrigerant
open
