With increase in __________ Knocking tendency in a spark ignition petrol engine decreases. (A) Supercharging (B) Wall temperature (C) Compression ratio (D) Engine speed

With increase in __________ Knocking tendency in a spark ignition
petrol engine decreases.
(A) Supercharging
(B) Wall temperature
(C) Compression ratio
(D) Engine speed
by

1 Answer

Answer :

Option D
by

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