Refrigeration & Air-Conditioning Practice Set-6

 20%

Page 1 of 5

1. The freezing point of R-12 is

2. A refrigeration system

3. An evaporator is also known as

4. The capillary tube is not used in large capacity refrigeration systems because

5. The wet bulb temperature during sensible heating of air

6. The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure, is called

7. Nusselt number (NN) is given by

8. An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation from surface 1 to surface 2 is given by

9. In Electrolux refrigerator

10. The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative humidity)


 

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