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SSC Sample Paper SSC CHSL (10+2) Sample Test Paper-9

  • question_answer
    The compound that has the least value for octane number is :

    A) 2-methyl heptane           

    B) Iso-octane

    C) 2, 2-dimethyl hexane      

    D) n-heptane

    Correct Answer: D

    Solution :

    Octane rating or octane number is a standard measure of the performance of a motor or aviation fuel. The higher the octane number, the more compression the fuel can with- stand. Isooctane (upper) has an octane rating of 100 where- as n-heptane has an octane rating of 0.


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