Use of preheated air for combustion of fuel in the furnace, increases – McqOptions

MCQOPTIONS

1.	Use of preheated air for combustion of fuel in the furnace, increases the
A.	scale losses of the furnace stock.
B.	calorific value of the fuel.
C.	flame temperature.
D.	none of these.
Answer» D. none of these.

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