Ingress of cold air in the furnaces through cracks, charging doors, op – McqOptions

MCQOPTIONS

1.	Ingress of cold air in the furnaces through cracks, charging doors, openings etc.
A.	reduces the flue gas temperature and makes the furnace atmosphere oxidising.
B.	increases the load on the induced draft fan.
C.	reduces the furnace draught.
D.	all (a), (b) and (c)
Answer» E.

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