1.

What is the expression for enthalpy of each heater hper heater if a represents the enthalpy of heated feedwater from the economiser and b represents the enthalpy at condenser & n represents the number of heaters?

A. h<sub>per heater</sub> = (a-b)/ (n + 1)
B. h<sub>per heater</sub> = (a-b) x (n 1)
C. h<sub>per heater</sub> = (a-b) + (n 1)
D. h<sub>per heater</sub> = (a-b) (n + 1)
Answer» B. h<sub>per heater</sub> = (a-b) x (n 1)


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