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Question

Which is a better fuel- coke or coal?


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Solution

  • A better fuel can be determined by the calorific value of the given fuels.
  • Calorific value of a fuel is defined as the amount of heat produced by complete combustion of unit mass or unit volume of the given fuel.
  • Coke has higher calorific value and is more efficient than coal.
  • Thus Coke is a better fuel than coke.

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