RAC 40 Quiz 3 Homework Assignment 2024.

RAC 40 Quiz 3 Homework Assignment 2024.The _____ compressor is another positive displacement compressor and is used for larger air conditioning and refrigeration applications. - CORRECT ANSWER Screw Compressor The four (4) major components of a vapor compression refrigeration system are the compressor, condenser, evaporator, and ________ ______. - CORRECT ANSWER Metering device The amount of heat a refrigerant contains with -40F as the 0 heat content reference point is called - CORRECT ANSWER Enthalpy From a performance standpoint, a substitute for R-12 is - CORRECT ANSWER R-134A The ___________ __________ is referred to as a kinetic displacement compressor. - CORRECT ANSWER Centrifugal Compressor The refrigerant vapor picks up additional heat as it flows from the evaporator to the compressor. The heat is picked up from the - CORRECT ANSWER Suction line What is the purpose of the metering device? - CORRECT ANSWER Meters the flow of refrigerant entering the evaporator, reduces the boiling point to create a pressure/temperature drop When the refrigerant leaves the metering device, it is not 100% liquid. Why? - CORRECT ANSWER Because flash gas occurs and causes the 100% liquid to turn into 25% vapor and 75% liquid. Rejects both sensible and latent heat from the refrigeration system. - CORRECT ANSWER Condenser Abort heat from the system - CORRECT ANSWER Evaporator Is the heart of the refrigeration system - CORRECT ANSWER Compressor