HVAC NATE HEAT PUMP FINAL PAPER 2026 QUESTIONS WITH ANSWERS GRADED A+

HVAC NATE HEAT PUMP FINAL PAPER 2026
QUESTIONS WITH ANSWERS GRADED A+


◉ 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

, D: Accumulator, condenser. Answer: A: Condenser, evaporator


◉ Heat is present in winter outdoor air until the outside air ambient
temperature reaches a low temperature of:


A: 0 degrees F


B: 32 degrees F


C: 273 degrees F


D: -459 degrees F. Answer: D: -459 degrees F


Technically this is true, but not practical. A heat pump is doing good to
continue to work below 10 deg F unless specifically designed for lower
temperatures.


◉ The heat pump utilizes:


A: Two filter-driers with check valves


B: One bi-flow filter-drier