1.

The equivalent evaporation (kg/hr) of a boiler producing 2000 kg/hr of steam with enthalpy content of 2426 kJ/kg from feed water at temperature 40 C (liquid enthalpy =168 kJ/kg) is (enthalpy of vaporization of water at 100 C = 2258 kJ/kg)

A. 2000
B. 2149
C. 186
D. 1649
Answer» B. 2149


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