Water with specific heat (cp = 4 kJ/kgK) is fed to a boiler at 30°C, – McqOptions

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1.	Water with specific heat (cp = 4 kJ/kgK) is fed to a boiler at 30°C, the enthalpy of vaporization at atmospheric pressure in the boiler is 2400 kJ/kg, the steam coming from the boiler is 0.9 dry. The net heat supplied (in kJ/kg) in the boiler is
A.	2160
B.	2400
C.	2440
D.	2280
Answer» D. 2280

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