Q80
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
AnswerD.
Rich mixture and A/F ratio about 13.
Answer: Option C
Solution
Answer: Option C
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