Which of the following compound is considered for calculating the cetane number?

A) ?-methyl naphthalene	B) n-hexane
C) iso-octane	D) cetane molecule

Answer & Explanation Answer: D) cetane molecule

Explanation: Cetane, C16H34, is a saturated hydrocarbon that has a very short ignition lag as compared to any commercial diesel fuel. Its cetane number is 100. Cetane number is the percentile of cetane in a mixture of cetane and ?-methyl naphthalene.

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Category: Mechanical Engineering MCQs
Sub Category: Thermal Engineering Mcqs

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