Refrigeration & Air-Conditioning Practice Set-7

August 7, 2021

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1.  The vertical and uniformly spaced lines on a psychrometric chart indicates

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

3. Air refrigerator works on

4. In aqua ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in

5. For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is

6. A refrigerant with the highest critical pressure is

7. In case of sensible cooling of air, the coil efficiency is given by

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

9. 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

10. In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the


 

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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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