2 sensible heat causes - Study guides, Class notes & Summaries

1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat - B. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion - A. latent heat of vaporization 3. Heat added to the refrigerant in a vapor state after the evaporation pr...

Heat which causes a change in temperature of a substance is called : Sensible heat Heat added to a substance without a rise in temperature : Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called : Superheat Scroll compressor move refrigerant by : Involute Spirals The movement of heat by way of fluid is called : Convection The movement of heat by direct contact is : Conduction 2 | P a g e The standard unit for measuring the quantity of hea...

HVAC TEST QUESTIONS Two locations where a cold air return should be installed - open area of a wall and low to the ground Which of the following is the law of thermodynamics? - heat moves toward a place with lower intensity Sensible heat describes - how hot something feels Latent heat is measured in - british thermal units What is the amount of heat energy required to evaporate 1 pound of water? - 970 btu In an air conditioning system and refrigeration system, what occurs in ...

CSN AC 110 Esco Exam Practice With 100% Correct Answers 2024 1. Heat which causes a change in temperature of a substance is called; A. latent heat B. sensible heat C. superheat D. radiant heat - answerB. sensible heat 2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant to gas) this process is called? A. latent heat of vaporization B. latent heat of fusion. C. superheat of vaporization D. superheat of fusion - answerA. latent heat of vaporization ...

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

heat added to refridgerant vapor that causes its temperature to rise above its saturartion temp - Subheated refridgerant causes change of state, cannot be felt, cannot be measured with a thermometer, but does not cause a change in temperature. - Latent Heat a high capacity vacuum pump and short, large diameter hoses will - dramatically reduce emissions, pressure drop, and evacuation/dehydration time a vacum pump should be connected - as far away from the pump as possible according to the ...

Refrigeration Study Guide 2 Questions and Answers 100% Solved ________ heat causes a change in temperature. Sensible ________ heat causes refrigerant to change state. Latent ________ is being removed when a vapor is changing into a liquid Latent heat of condensation ________ is being added when a liquid is changing into a vapor. Latent heat of vaporization The ________ increases the pressure and temperature of the refrigerant. Compressor _________ use an external drive motor. Open Co...

NATE core Exam Questions With Correct Answers Latest Updated 2024/2025 (GRADED A+) Asphyxiation causes what? - Nausea, Dizziness, Heart Irregularities, and Unconciousness 5. Ladder must be at what dimensions in relation to a house? - 4 ft for every 1 ft, 3 ft above the top of the roof. 6. What different amounts does Copper Tubing come in? - 25, 50, 100 7. Soft drawn copper tubing means what? - Copper tubing that is on a roll 8. Hard drawn copper tubing means what? - Copper tubing that is bo...

Refrigeration License Prep Exam Questions With Verified Solutions. Conduction - answerThe transfer of heat by direct contact between 2 objects at different temperatures Convection - answerThe transfer of heat by movement through vapors, gases, or liquids Radiation - answeran invisible movement of heat. Matter takes up space, has weight, and can take the form of a solid, liquid, or gas - answerSolid, A substance with a definite size and shape. A solid exerts pressure in a downward directi...

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...