HVAC TEST QUESTIONS graded A+ already passed 2023

HVAC TEST QUESTIONS graded A+ already passed 2023Two locations where a cold air return should be installed - correct answer open area of a wall and low to the ground Which of the following is the law of thermodynamics? - correct answer heat moves toward a place with lower intensity Sensible heat describes - correct answer how hot something feels Latent heat is measured in - correct answer british thermal units What is the amount of heat energy required to evaporate 1 pound of water? - correct answer 970 btu In an air conditioning system and refrigeration system, what occurs in the evaporator? - correct answer the refrigerant absorbs the latent heat In an air conditioning system and refrigeration system, what occurs in the condenser? - correct answer the refrigerant releases the latent heat In a sealed system, pressure and temperature - correct answer follow each other up and down Which of the follow is not a type of compressor? lateral reciprocating rotary screw centrifugal - correct answer lateral In Fahrenheit, the boiling point of water is - correct answer 212 degrees To change Fahrenheit to Celsius, which formula is used? - correct answer C= (F-32) /1.8 Which is not a method by which heat may be transferred from a warmer substance to a colder substance - correct answer retraction What btu of heat is required to raise 1 pound of ice 1 degree F when the temperature is below 32 degrees F? - correct answer .5 What btu of heat is required to raise 1 pound of steam 1 degree F above the temperature of 212 degrees F? - correct answer .5