📊 Fuels And Combustion
Q. Tar is a better fuel than furnace oil, because of its
  • (A) Higher calorific value
  • (B) Lower sulphur content
  • (C) Higher emissivity (0.8 - 0.9) resulting in higher radiation heat transfer rate
  • (D) Both A & B
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✅ Correct Answer: (D) Both A & B

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