In a steam power plant, feed water heater is a heat exchanger to prehe

1.	In a steam power plant, feed water heater is a heat exchanger to preheat feed water by:
A.	Live steam from steam generator
B.	Hot flue gases coming out of the boiler furnace
C.	Hot air from air preheater
D.	Extracting steam from turbine
Answer» E.

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In a steam power plant, feed water heater is a heat exchanger to preheat feed water by:

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