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HVAC-R Mid-term Review 2024 Questions & Answers Rated A+

HVAC Refrigeration Final Practice Exam Questions and Answers 100% Pass Temperature - Correct Answer ️️ -Levels of heat, the speed of molecules are traveling British thermal unit - Correct Answer ️️ -Amount of heat To raise the temperature of 1 lbs of water 1 degree F Heat flow - Correct Answer ️️ -Transfer from hot to cold Conduction of heat - Correct Answer ️️ -Heat transfer from one molecule to another within a substance or both substances are in contact with touching C...

HVAC-R Unit 1 Review Questions and Answers 100% CorrectHVAC-R Unit 1 Review Questions and Answers 100% CorrectHVAC-R Unit 1 Review Questions and Answers 100% CorrectHVAC-R Unit 1 Review Questions and Answers 100% Correct List some of the different ways that homes and buildings may be heated. - ANSWER - Wood, gas, oil, electric, solar, heat pumps, and geothermal. What were some of the primary heating fuels that early civilizations used? - ANSWER - Wood, peat, and coal remained the primary hea...

Resistance is? - ANSWEROpposition to current flow An electron has? - ANSWERA negative charge Impedance is? - ANSWEROpposition to alternating current flow Current flow is? - ANSWERElectron flow in a circuit

HVAC RIGGING PRACTICE QUESTIONS 2024. The rated capacity is the ______ load weight that the sling is designed to carry. - CORRECT ANSWER maximum Slings are often made of ______ chain or wire rope material. - CORRECT ANSWER synthetic Most alloy chain slings can be used in temperatures up to_____ ______ ______ . - CORRECT ANSWER 500 degrees F When the tail has been pulled into the jacket, it indicates that the sling may have been______. - CORRECT ANSWER overloaded Like other sling...

HVAC-R UPDATED Exam Questions and CORRECT Answers A Coil - Ans evaporator consisting of two coils joined together forming the shape of the letter A Absolute Humidity - Ans the actual amount of moisture in a given volume of air absolute pressure - Ans gauge pressure + atmospheric pressure absolute temperature - Ans temperature measured from absolute zero

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

HVAC NATE Heat Pump|171 Questions with Correct Answers| Verified 2024 On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - ANSWER-6-7PSI or 6F

True - ANSWER Copper wire bend easily, has good mechanical strength, resists corrosion, and can be easily joined. True - ANSWER Aluminum is a good conductor of electricity, however, it has a tendency to corrode. False - ANSWER Voltage drop in a conductor is of least importance when sizing wire. False - ANSWER The maximum recommended voltage drop for a branch circuit is eight percent. False - ANSWER The allowable voltage drop of most manufacturers is 15% below the nameplate rating. ...

CDC 3E151: Volume 3. HVAC/R Fundamentals (LATEST) 2024 QUESTIONS & ANSWERS!!