Refrigeration & Air-Conditioning Practice Set-2

 25%

Page 1 of 4

1. The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by

2. In a vapour compression cycle, the refrigerant immediately after expansion valve is

3. In a pressure enthalpy chart, the space to the left of the saturated liquid line represents

4. Carbon dioxide is

5. The evaporator changes the low pressure liquid refrigerant from the expansion valve into

6. In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be

7. The evolution of heat of solution takes place in ammonia absorption plant when

8. The lowest thermal diffusivity is of

9. Vertical lines on pressure-enthalpy chart show constant

10. During heating and humidification, the final relative humidity of air


 

VideRime

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.

Leave a Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.