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HVACR318 – Refrigeration II. Sample Questions. Sample Question 1. The high and low pressures in a refrigeration system are separated by: a. The compressor. b. The evaporator. c. The metering device. d. The filter drier. Sample Question 2. Subcooling can be define as:
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HVACR318 – Refrigeration II Sample Questions
Sample Question 1 • The high and low pressures in a refrigeration system are separated by: a. The compressor. b. The evaporator. c. The metering device. d. The filter drier.
Sample Question 2 • Subcooling can be define as: a. The cooling effect of an evaporator. b. Any sensible heat removed from 100% saturated liquid. c.The superheat that is removed at the top of the condenser. d. The cooling of the compressor motor by the returning refrigerants.
Sample Question 3 • Always charge a TXV with a receiver and a sight glass under a: a. No load condition. b. Low load condition. c. High load condition. d. None of the above.
Sample Question 4 • Superheat is defined as: a. The heat added to the saturated liquid. b. Heat removed from the saturated liquid in the condenser. c. The heat added to the saturated vapor exiting the evaporator. d. The heat removed from the saturated vapor exiting the evaporator.