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. Air refrigerator works on

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

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

5. In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as accumulator is used at the suction of compressor.

6. The emissivity of a polished silver body is _________ as compared to black body.

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

8. During sensible cooling of air, specific humidity

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

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


 

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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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