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8th Class Science Combustion and Flame Question Bank Combustion and Flame

  • question_answer
    Which of the following has the highest calorific value?

    A)  Petrol                                  

    B)                         Coke    

    C)                         Natural gas                       

    D)                         Kerosene                          

    Correct Answer: C

    Solution :

    Natural gas has the highest calorific value of 50000 kJ/kg Petrol has 45000 kJ/kg Kerosene has 45000 kJ/kg and Coke has 28000 kJ/kg


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