Refrigeration & Air-Conditioning Practice Set-7

August 7, 2021

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1. The difference between dry bulb temperature and dew point temperature, is called

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

3. The central air conditioning system has ___________ overall efficiency as compared to individual systems.

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

5. The wet bulb temperature during sensible cooling of air

6. 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

7. In a psychrometric chart, specific humidity (moisture content) lines are

8. In mechanical refrigeration system, the refrigerant has the maximum temperature

9. A refrigerant with the highest critical pressure is

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