Q. Coalification means the

  • (A) Direct hydrogenation of coal
  • (B) Complete combustion of coal
  • (C) Process of conversion of lignite into anthracite
  • (D) Underground gasification of coal
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✅ Correct Answer: (C) Process of conversion of lignite into anthracite

Published by Ram Sharma ⭐ 193.88K Points at 14-May-2023 02:59 pm in Fuels And Combustion

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