In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of_________________?

Furnace Technology 14/09/2021

A. Transportation of coal
B. Drying of coal
C. Combustion of coal by supplying it around the burner
D. Preheating the primary air

Related Mcqs:

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    Which one shows the diagrammatic heat balance in a furnace ?
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