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Mechanical Engineering · Q416

Steam Boilers, Engines, Nozzles And Turbines

Engineering and GATE · Mechanical Engineering · question 416

Q416

Secondary air is the air used to

A.
Provide air around burners for obtaining optimum combustion
Answer
B.
Transport and dry the coal
C.
Convert CO (formed in lower zone of furnace) into CO2 at higher zone
D.
Air delivered by induced draft fan

Answer: Option A

Solution

Answer: Option A
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