In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of Options: A . &nbspTransportation of coal B . &nbspDrying of coal C . &nbspCombustion of coal by supplying it around the burner D . &nbspPreheating the primary air

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

Question

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

Options:

A . Transportation of coal

B . Drying of coal

C . Combustion of coal by supplying it around the burner

D . Preheating the primary air

Answer: Option C

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