The air pressure at the fuel bed is reduced below that of atmosphere b – McqOptions

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1.	The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. Such a draught is called
A.	Natural draught
B.	Induced draught
C.	Forced draught
D.	Balanced draught
Answer» C. Forced draught

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