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During idling a petrol engine requires mixture

This question belongs to Mechanical Engineering Internal Combustion Engines (I.C. Engines)
Internal Combustion Engines (I.C. Engines)
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During idling, a petrol engine requires _________ mixture.

Answer & Solution
Correct Answer: Option B
During idling, a petrol engine requires rich mixture.
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4 Comments
Dr. Akash
Dr. Akash 3 years ago
the richer fuel mixture is used (F/A) is used in the idling range due to exhaust gas dilution of fresh charge.
Nagaraja G
Nagaraja G 6 years ago
Idling means engine is not connected to gear box. Less chemical mixture is required
Mehul Rabari
Mehul Rabari 8 years ago
idling means no load condition in vehicle
Mehul Rabari
Mehul Rabari 8 years ago
during idling 10 :1 air fuel ratio chemically correct stiochiometric mixture 14.7:1
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