New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    What is the chemically correct air-fuel mixture ratio

    for an Otto cycle engine?
    A 12:1 Correct Answer Incorrect Answer
    B 14:1 Correct Answer Incorrect Answer
    C 15:1 Correct Answer Incorrect Answer
    D 20:1 Correct Answer Incorrect Answer
    E 10:1 Correct Answer Incorrect Answer

    Solution

    The stoichiometric air-fuel ratio for an Otto cycle (petrol) engine is approximately 15:1, ensuring complete combustion for optimal engine performance.

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