_ In a furnace employing forced draught as compared to induced draught – McqOptions

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1.	_ In a furnace employing forced draught as compared to induced draught,$?
A.	Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced
B.	The fan operates hot and hence blades are liable to corrosion and erosion
C.	Positive pressure exists in the furnace
D.	None of these
Answer» D. None of these

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