Question

Which of the following solid fuels has the highest heating value? A. Bituminous coal B. Lignite C. Wood D. Coke

Answer 1

Bituminous coal is the right answer.

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Answer 2

Among the following solid fuels given in the question, coke has the highest heating value. The correct option among all the options that are given in the question is the last option or option "D". The heating value of coke is calculated to be between 28000 kJ/Kg to 31000 kJ/kg. I hope the answer helps you.