NATE Heat Pump Exam 2025- 2026
Questions and Correct Answers Rated
A+
Charging a heat pump with refrigerant is best
accomplished in the _______ mode.
A: Heating mode
B: Cooling mode
C: Defrost mode
,D: Emergency heating mode - ANSWER-B:
Cooling mode
Heat pumps can provide both heating in the
winter and cooling in the summer. In which
mode is the heat pump more efficient?
A: Heating mode
B: Cooling mode
C: Defrost mode
D: Emergency heating mode - ANSWER-A:
Heating mode
,Which of the following components is exclusive
to the heat pump?
A: Condenser
B: Oil separator
C: Reversing valve
D: Accumulator - ANSWER-C: Reversing valve
Which of the following airflow rates is the most
reasonable for a heat pump system operating in
the heating cycle?
A: 200 cfm per ton
, B: 300 cfm per ton
C: 400 cfm per ton
D: 450 cfm per ton - ANSWER-D: 450 cfm per
ton
During the heat pump's cooling cycle, the
outdoor coil is utilized as a _________ while the
indoor coil is utilized as a____________.
A: Condenser, evaporator
B: Evaporator, condenser
C: Compressor, accumulator
Questions and Correct Answers Rated
A+
Charging a heat pump with refrigerant is best
accomplished in the _______ mode.
A: Heating mode
B: Cooling mode
C: Defrost mode
,D: Emergency heating mode - ANSWER-B:
Cooling mode
Heat pumps can provide both heating in the
winter and cooling in the summer. In which
mode is the heat pump more efficient?
A: Heating mode
B: Cooling mode
C: Defrost mode
D: Emergency heating mode - ANSWER-A:
Heating mode
,Which of the following components is exclusive
to the heat pump?
A: Condenser
B: Oil separator
C: Reversing valve
D: Accumulator - ANSWER-C: Reversing valve
Which of the following airflow rates is the most
reasonable for a heat pump system operating in
the heating cycle?
A: 200 cfm per ton
, B: 300 cfm per ton
C: 400 cfm per ton
D: 450 cfm per ton - ANSWER-D: 450 cfm per
ton
During the heat pump's cooling cycle, the
outdoor coil is utilized as a _________ while the
indoor coil is utilized as a____________.
A: Condenser, evaporator
B: Evaporator, condenser
C: Compressor, accumulator
