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Examen
Unit 41 Review Questions Answer Key 2021-2022 (Graded A+)
What three environmental conditions have the most effect on comfort? Temperature, humidity, and air movement. 41-2) List four ways the human body expels heat? Conduction Convection Radiation Evaporation 41-3) Why does the air’s relative humidity affect comfort? The relative humidity of the air affects how rapidly perspiration can evaporate form the skin and cool the body. High humidity levels slow evaporation and reduce body cooling. 41-4) How is the air volume affected by temperatu...
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Examen
Answers to End of Unit Questions for Fundamentals of HVACR Second Edition 2022
PopularList some of the different ways that homes and buildings may be heated. Wood, gas, oil, electric, solar, heat pumps, and geothermal heating systems are used. 1-2) What were some of the primary heating fuels that early civilizations used? Wood, peat, and coal remained the primary heating fuels for centuries. 1-3) When is it believed that ice was first artificially made for food storage? First evidence of man making ice appeared more than 3,000 years ago, about 1000 B. C. 1-4) How did earl...
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Examen
Answers to End of Unit Questions for Fundamentals of HVACR Second Edition 2022
List some of the different ways that homes and buildings may be heated. Wood, gas, oil, electric, solar, heat pumps, and geothermal heating systems are used. 1-2) What were some of the primary heating fuels that early civilizations used? Wood, peat, and coal remained the primary heating fuels for centuries. 1-3) When is it believed that ice was first artificially made for food storage? First evidence of man making ice appeared more than 3,000 years ago, about 1000 B. C. 1-4) How did earl...
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Examen
Unit 41 Review Questions Answer Key 2021-2022 (Graded A+)
What three environmental conditions have the most effect on comfort? Temperature, humidity, and air movement. 41-2) List four ways the human body expels heat? Conduction Convection Radiation Evaporation 41-3) Why does the air’s relative humidity affect comfort? The relative humidity of the air affects how rapidly perspiration can evaporate form the skin and cool the body. High humidity levels slow evaporation and reduce body cooling. 41-4) How is the air volume affected by temperatu...
Bestzone