10. The cetane number of diesel is related to which of the following factors? ( ) A Chemical composition B Fractional composition C Anti-knock property D Combustion performance
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10. The cetane number of diesel is related to which of the following factors? ( ) A Chemical composition B Fractional composition C Anti-knock property D Combustion performance
This post was last edited by Zhongyuanren on 2020-6-9 13:19 regarding the chemical composition of A
If the question is about what determines the cetane number, then the answer should be chosen from A or B; if that isn’t specified, the answer should be chosen from C or D. However, gasoline is generally rated based on its octane number to indicate its resistance to detonation, while diesel is rated based on its cetane number to indicate its combustion properties, as it burns through compression.