Refrigeration & Air-Conditioning Practice Set-7

August 7, 2021

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

2. A refrigerant compressor is used to

3. The specific humidity during humidification process

4. 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

5. 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

6. The refrigerant used in small tonnage commercial machines (hermetically sealed units) is

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

8. Air refrigerator works on

9. During sensible cooling of air, specific humidity

10. The undesirable property of a refrigerant is


 

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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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