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Octane number is determined by comparing the performance of petrol with the following hydro-carbons?

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in IC Engine by (46.8k points)
Octane number is determined by comparing the performance of petrol with the following hydro-carbons?

(a) iso-octane

(b) mixture of normal heptane and iso octane

(c) alpha methyl napthalene

(d) none of the mentioned

The question was posed to me in a job interview.

Question is taken from Fuels in division Conventional and Alternate Fuels of IC Engine

1 Answer

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Right answer is (b) mixture of normal heptane and iso octane

For explanation: None.

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