The desirable combination of properties for a refrigerant include
Option (A)
High specific heat and low specific volume
Option (B)
High heat transfer coefficient and low latent heat
High thermal conductivity and low freezing point
High specific heat and high boiling point
Correct Option:
Question Solution:
The desirable properties of ideal refrigerant are
(i) Low boiling point
(ii) Low freezing point
(iii) High critical temperature
(iv) High latent heat of vaporization
(v) Low specific heat of liquid
(vi) Low specific volume of vapour
(vii) Noncorrosive metal
(viii) High heat-transfer coefficient