Air conditioning c - Study guides, Class notes & Summaries

sensible heat - Heat that causes change in temperature of a substance latent heat - Heat that is added with out a rise in temperature super heat - Heat added to refrigerant in vapor state after evaporation process is involute spirals - Scroll compressor moves refrigerant by means of convection - movement of heat by way of fluid or air conduction - movement of heat by way of solid BTU - Standard unit for measuring heat Condensor - refrigerant gives up heat in the liquid slugging - refrige...

sensible heat - ANSWER Heat that causes change in temperature of a substance latent heat - ANSWER Heat that is added with out a rise in temperature super heat - ANSWER Heat added to refrigerant in vapor state after evaporation process is involute spirals - ANSWER Scroll compressor moves refrigerant by means of convection - ANSWER movement of heat by way of fluid or air

ESCO Air Conditioning Certification Practice Test (2024 / 2025) Questions with Verified Answers, 100% Guarantee Pass Score

What is the movement of heat through space called? - ANSWER Radiation A refrigerant release heat when - ANSWER It condenses Why is it desirable for refrigerant in the suction line to be slightly superheated? - ANSWER To insure liquid refrigerant does not enter the compressor A 30 pound cylinder of reclaimed R-22 refrigerant has been stored over night at 70 degrees F. What should be the approximate pressure in the cylinder? - ANSWER 121 psig 14.7 psia( pouds per square inch absolute) ...

Air conditioning Certification practice te What is the movement of heat through space called? - ANSWER Radiation A refrigerant release heat when - ANSWER It condenses Why is it desirable for refrigerant in the suction line to be slightly superheated? - ANSWER To insure liquid refrigerant does not enter the compressor A 30 pound cylinder of reclaimed R-22 refrigerant has been stored over night at 70 degrees F. What should be the approximate pressure in the cylinder? - ANSWER 121 psig ...

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 h...

AIR CONDITIONING CERTIFICATION EXAM

Air Conditioning Certification Exam (Exam Code A-02) Questions with 100% correct answers

Air Conditioning Certification Exam (Exam Code A-02)|| 100 Questions|| Accurate 100%Heat which causes a change in temperature of a substance is called; - ANSWER sensible heat. Heat which causes a change in state of a material without a change in temperature is called; - ANSWER latent heat. Heat which is added to a vapor after the change of state occurs is called; - ANSWER superheat. Heat can travel by; - ANSWER conduction, convection, radiation. The movement of heat by way of fluid (...

R-134a vapor enters the condenser at 124 psig. 100F. It leaves as a liquid from the condenser sub-cooled 20F. and the pressure will be approximately - ANSWER 124 psi A scroll compressor moves refrigerant by means of - ANSWER involute spirals A TXV sensing bulb that is loose from the suction line will cause - ANSWER High suction pressure and higher than normal discharge pressure If 10 pounds of refrigerant passing through a water cooled condenser rejects 20 BTUs of heat per pound, then 10 p...