ESCO Air Conditioning Exam With Complete Solutions

ESCO Air Conditioning Exam With Complete Solutions Heat which causes a change in temperature of a substance is called - Correct Answer Sensible heat Heat added to a substance without a rise in temperature - Correct Answer Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called - Correct Answer Superheat Scroll compressor move refrigerant by - Correct Answer Involute Spirals The movement of heat by way of fluid is called - Correct Answer Convection The movement of heat by direct contact is - Correct Answer Conduction The standard unit for measuring the quantity of heat in a substance is - Correct Answer BTUs Refrigerant gives up heat when - Correct Answer It condenses Why must refrigerant in the suction line be slightly warmer than the saturation temperature? - Correct Answer Prevent liquid slugging of the compressor The state of the refrigerant in the suction line should be - Correct Answer Low pressure / Low temperature vapor The state of the refrigerant entering the condenser is - Correct Answer High pressure / Highly superheated vapor The evaporator - Correct Answer Transfers heat from the refrigerated space to the refrigerant Which of the following is not a thermodynamic property of refrigerants - Correct Answer Flammability The sequential order of steps in the vapor compressions process are - Correct Answer Compression, Condensation, Expansion, Vaporization If a 30 pound cylinder of reclaimed R 410 a refrigerant has been