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This question belongs to Automobile Engineering Air Pollution And Its Control In Automobile

Air Pollution and its Control in Automobile

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In spark ignition petrol engines maximum emission of Nox takes place when the air fuel ratio (A/F) is

A) Very weak mixture and A/F ratio about 19 B) Weak mixture and A/F ratio about 17 C) Chemically correct mixture and A/F ratio about 15 D) Rich mixture and A/F ratio about 13.

Answer & Solution

Correct Answer: Option C

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