Air Conditioning Certification questions and answers all are correct 2024 graded A+

Heat that causes change in temperature of a substance - Answer-sensible heat Heat that is added with out a rise in temperature - Answer-latent heat Heat added to refrigerant in vapor state after evaporation process is - Answer-super heat Scroll compressor moves refrigerant by means of - Answer-involute spirals movement of heat by way of fluid or air - Answer-convection movement of heat by way of solid - Answer-conduction Standard unit for measuring heat - Answer-BTU refrigerant gives up heat in the - Answer-Condensor refrigerant in suction line must be slightly warmer than the saturation temperature to prevent - Answerliquid slugging state of refrigerant in the suction line is ____ pressure _____ temp vapor - Answer-low state of refrigerant entering the condensor would be ______ pressure ______ superheated vapor - Answer-High transfers heat from refrigerated space to the refrigerant - Answer-evaporator which is not a thermo-dynamic property of refrigerants - Answer-flammabilitythe sequential order of steps in vapor-compression process - Answer-Compression, condensation, expansion and vaporization 30 lbs cylinder of R410A sits overnight at 70 degrees would have a pressure of - Answer-201 psig fan airflow pressures are usually measured in - Answer-inches of water column (WC) pressure that cannot be further reduced - Answer-0 psia the same as atmospheric pressure - Answer-0 psig the temp at which moisture will start to condense from the air is the - Answer-dew point temp compound pressure gauge measures - Answer-pressure and vacuum a mechanical shaft seal is necessary on an - Answer-open drive compressor liquid refrigerant in the compressor clearance space - Answer-liquid slugging has an effect on compressor capacity in a reciprocating compressor - Answer-clearance space which type of air conditioning compressor is the most effecient - Answer-scroll what is the right order of function in a condensor - Answer-De-superheat, condense