The net heat supplied in the boiler is

Question

Water (C_p = 4 kJ/KgK) is fed to a boiler at 30⁰C, the enthalpy of vaporization at atmospheric pressure in the boiler is 2400 kJ/Kg, the stream coming from the boiler is 0.9 dry. The net heat supplied in the boiler is                            (IES-09)

(a) 2160 kJ/kg             (b) 2400 kJ/kg

(c) 2440 kJ/kg             (d) 2280 kJ/kg