Refrigeration & Air-Conditioning Practice Set-7

August 7, 2021

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1. In a vapour compression refrigeration system, a throttle valve is used in place of an expander because

2. Air refrigerator works on

3. When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be

4. A refrigerant with the highest critical pressure is

5. The process, generally used in summer air conditioning to cool and dehumidify the air, is called

6. During a refrigeration cycle, heat is rejected by the refrigerant in a

7. The horizontal and non-uniformly spaced lines on a psychrometric chart indicates

8. During sensible cooling of air, specific humidity

9. In a reversed Brayton cycle, the heat is absorbed by the air during

10. The wet bulb temperature during sensible cooling of air


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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