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

  • (A) Transportation of coal
  • (B) Drying of coal
  • (C) Combustion of coal by supplying it around the burner
  • (D) Preheating the primary air
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✅ Correct Answer: (C) Combustion of coal by supplying it around the burner

Published by Ram Sharma ⭐ 193.88K Points at 09-May-2023 01:30 pm in Furnace Technology

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