Question

Entropy of a saturated liquid at 2270C is 2.6 kJ/kg K. Its latent heat of vaporization is 1800 kJ/k,

then the entropy of saturated vapour at 2270C would be

 (a) 2.88 kJ/kg K     (b) 6.2 kJ/kg K    (c) 7.93 kJ/kg K    (d) 10.53 kJ/kg K