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ESCO Air Conditioning Exam 2024 With 100% Correct Answers Actual Questions & Answers Verified by Experts $12.99   Add to cart

Exam (elaborations)

ESCO Air Conditioning Exam 2024 With 100% Correct Answers Actual Questions & Answers Verified by Experts

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  • Course
  • ESCO
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  • ESCO

ESCO Air Conditioning Exam 2024 With 100% Correct Answers Actual Questions & Answers Verified by Experts

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  • October 8, 2024
  • 18
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ESCO
  • ESCO
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ESCO Air Conditioning Exam With 100 Correct Answers.pdf file:///C:/Users/HP/Desktop/New%20fl/ESCO%20Air%20Conditio




ESCO Air Conditioning Exam Questions & Answers



1. Heat which causes a change in temperature of a substance is called

Answer Sensi-ble heat



2. Heat added to a substance without a rise in temperature

Answer Latent heat



3. Heat added to the refrigerant in a vapor state after the evaporation processis called

Answer Superheat



4. Scroll compressor move refrigerant by

Answer Involute Spirals



5. The movement of heat by way of fluid is called

Answer Convection


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6. The movement of heat by direct contact is

Answer Conduction



7. The standard unit for measuring the quantity of heat in a substance is

Answer BTUs



8. Refrigerant gives up heat when

Answer It condenses



9. Why must refrigerant in the suction line be slightly warmer than the satura-tion

temperature?

Answer Prevent liquid slugging of the compressor



10. The state of the refrigerant in the suction line should be

Answer Low pressure / Lowtemperature vapor



11. The state of the refrigerant entering the condenser is

Answer High pressure / Highlysuperheated vapor
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12. The evaporator

Answer Transfers heat from the refrigerated space to the refrigerant



13. Which of the following is not a thermodynamic property of refrigerants

Answer -

Flammability



14. The sequential order of steps in the vapor compressions process are

Answer -

Compression, Condensation, Expansion, Vaporization



15. If a 30 pound cylinder of reclaimed R 410 a refrigerant has been stored overnight at

70° the pressure in the cylinder should be approximately

Answer 201 psig



16. Fan airflow pressures are usually measured in

Answer Inches of water column
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