NATE Heat Pump Exam/ Questions with Certified Solutions
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Course
NATE Heat Pump
Institution
NATE Heat Pump
NATE Heat Pump Exam/ Questions with Certified Solutions. Terms like:
Auxiliary electric heat is necessary because:
A: It provides heat for the home during defrosts
B: It provides heat for the home in the event of a heat pump failure
C: It provides heat for the home if the heat pump ...
NATE Heat Pump Exam/ Questions with
Certified Solutions
Auxiliary electric heat is necessary because:
A: It provides heat for the home during defrosts
B: It provides heat for the home in the event of a heat pump failure
C: It provides heat for the home if the heat pump is unable to meet the demand
for heat
D: All of the above - Answer: D: All of the above
Reading a voltage across the contacts of the outdoor thermostat means:
A: The thermostat contacts are closed
B: The thermostat contacts are open
Page 1 of 19
,C: The thermostat contacts are stuck
D: The thermostat contacts are working correctly - Answer: B: The thermostat
contacts are open
Which of the following is not a type of heat pump?
A: Ground to air
B: Air to air
C: Water to air
D: Direct coupled - Answer: D: Direct coupled
The coefficient of performance is determined by:
A: Dividing the output btuh by the input btuh
B: Dividing the input btuh by the output btuh
C: Multiplying the input by the output
D: Subtracting the output from the input - Answer: B: Dividing the input btuh by
the output btuh
The coefficient of performance or COP of a heat pump, refrigerator or air
conditioning system is a ratio of useful heating or cooling provided to work
required. Higher COPs equate to higher efficiency.
The "balance point" of a heat pump is:
Page 2 of 19
, A: The lowest temperature at which the heat pump can meet the heating
requirement for the structure
B: The lowest temperature at which the heat pump can operate
C: The temperature at which the heat pump has the highest efficiency
D: The point at which the heating and cooling loads meet - Answer: A: The lowest
temperature at which the heat pump can meet the heating requirement for the
structure
Which of the following is an incorrect term for the solenoid valve that switches
the heat pump between the heating and cooling modes?
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