What happens when too much excess air is supplied to the furnace in th – McqOptions

MCQOPTIONS

1.	What happens when too much excess air is supplied to the furnace in the process of combustion of coal?
A.	There is a gain in heat in the furnace
B.	No change occurs in the furnace
C.	There is loss in heat in the furnace
D.	The excess air escapes out
Answer» D. The excess air escapes out

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