Velocity of flame propagation in the SI engine is maximum for a fuel-air mixture which is:

More than 10% richer than stocihiometric

Velocity of flame propagation in the SI engine is maximum for a fue

1.	Velocity of flame propagation in the SI engine is maximum for a fuel-air mixture which is:
A.	10% richer than stocihiometric
B.	Equal to stoichiometric
C.	More than 10% richer than stocihiometric
D.	10% leaner than stoichiometric
Answer» B. Equal to stoichiometric

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Velocity of flame propagation in the SI engine is maximum for a fuel-air mixture which is:

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