In petrol engines, advancing the spark timing will_______________?

Mechanical Engineering Mcqs

In petrol engines, advancing the spark timing will_______________?

(A)  increase the knocking tendency

(B)  decrease the knocking tendency

(C)  not affect the knocking tendncy

(D)  increase or decrease knocking tendency depending on strenght and time of spark

(E)  unpredictable

Submitted By :Ali Uppal

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