Hvac midterm 1 Study guides, Class notes & Summaries

HVAC Midterm 1 Exam Questions & Answers 2024. The conditions that are normally maintained in an indoor space are referred to as its __________ - CORRECT ANSWER climate According to ASHRAE, the process to treating air so as to control simultaneously temperature, humidity, cleanliness, and distribution is called _______ - CORRECT ANSWER air conditioning Earth's atmosphere contains about 23% _________ - CORRECT ANSWER oxygen When air temp reaches 100% relative humidity, it is at its ...

HVAC Midterm 1 Exam Correctly Answered 2024. The conditions that are normally maintained in an indoor space are referred to as its __________ - CORRECT ANSWER climate According to ASHRAE, the process to treating air so as to control simultaneously temperature, humidity, cleanliness, and distribution is called _______ - CORRECT ANSWER air conditioning Earth's atmosphere contains about 23% _________ - CORRECT ANSWER oxygen When air temp reaches 100% relative humidity, it is at its ____ ...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

HVAC-R Midterm UPDATED Exam Questions and CORRECT Answers 1.) Temperature can be defined as? - Ans Level of heat 2.) Sensible heat causes? - Ans Rise in temp. 3.) What direction does heat flow? - Ans Warm to cold 4.) Four types of temperature scales? - Ans Fahrenheit,Rankine,Celsius, & Kelvin 5.) 1 BTU will raise 1lb. of water? - Ans 1 Degree

MCC HVAC MIDTERM EXAM QUESTIONS AND ANSWERS 100% PASS List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. - Correct Answer ️️ -The factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. - Correct Answer ️️ -A refrigerant is used to transfer heat when it c...

List at least five factors that must be controlled if a comfortable indoor environment is to be maintained. -ANSWERThe factors that must be controlled include temperature, humidity, air motion, dust, bacteria, odors, toxic gases, and ionization. ((Ref: 1/1)) Describe in simple terms the basic process by which a refrigerant transfers heat energy. -ANSWERA refrigerant is used to transfer heat when it changes states. When liquid refrigerant evaporates into a vapor, heat is absorbed by the vap...

Two technicians are discussing heat movement. Technician A says that heat is a form of energy. Technician B says that heat travels from hot to cold. Which technician is correct? - ANSWERBoth techs In addition to cooling the passenger compartment, an air conditioning system ________. heats passengers moisturisezes the air dehumidifies the air - ANSWERdehumidifies the air The amount of moisture contained in the air is called ________. ambient humidity temperature none - ANSWERhumidity...

HVAC-R Midterm Exam Questions With Verified And Updated Solutions. 1.) Temperature can be defined as? - answerLevel of heat 2.) Sensible heat causes? - answerRise in temp. 3.) What direction does heat flow? - answerWarm to cold 4.) Four types of temperature scales? - answerFahrenheit,Rankine,Celsius, & Kelvin 5.) 1 BTU will raise 1lb. of water? - answer1 Degree 6.) Latent heat causes? - answerChange of state 7.) Pressure in a bourdon tube, what happens to gauges? - answerCauses them to s...

One watt (1 W) of electrical energy is equivalent to ________ Btu's of heat energy. - ANSWER3.413 Btus Latent heat is also know as. A. Heat quantity B. Heat Intensity C. Hidden Heat D. Specific Heat - ANSWERC. Hidden Heat What is superheat? A. A vapor with a temperature above its saturation temperature. B. The temperature of refrigerant leaving the evaporator C. The temperature of refrigerant entering the compressor. D. None of the above - ANSWERA. A vapor with a temperatu...