A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of Options: A . &nbsp75% iso-octane and 25% normal heptane B . &nbsp75% normal heptane and 25% iso-octane C . &nbsp75% petrol and 25% diesel D . &nbsp75% diesel and 25% petrol

A fuel of an octane number rating of 75 matches in knocking intensity as a mixtu

Question

A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of

Options:

A . 75% iso-octane and 25% normal heptane

B . 75% normal heptane and 25% iso-octane

C . 75% petrol and 25% diesel

D . 75% diesel and 25% petrol

Answer: Option A

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