[Solved] Which statement is false in case of SI engines

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Q.	Which statement is false in case of SI engines
A.	Accetylene has least tendency to knocking
B.	Adding methyl groups to the side of the carbon chain increases the knocking tendency
C.	Unsaturated aliphatic hydrocarbons show less knocking tendency
D.	Increasing the length of the carbon chain increases the knocking tendency
E.	Centralising the carbon atoms decreases the knocking tendency
Answer» A. Accetylene has least tendency to knocking

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