Refrigeration & Air-Conditioning Practice Set-7

August 7, 2021

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1. Wet bulb temperature is the temperature of air recorded by a thermometer, when

2. In a vapour compression system, the condition of refrigerant is dry saturated vapour

3. A condenser of refrigeration system rejects heat at the rate of 120 kW, while its compressor consumes a power of 30 kW. The coefficient of performance of the system will be

4. The dehumidification process, on the psychrometric chart, is shown by

5. The specific humidity during humidification process

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

7. 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

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

9. During sensible cooling of air, specific humidity

10. Which of the following refrigerant is highly toxic and flammable?


 

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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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