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    Question

    What is the main difference between a four-stroke engine

    and a two-stroke engine in terms of cycle completion?
    A Four-stroke completes a cycle in one revolution Correct Answer Incorrect Answer
    B Two-stroke completes a cycle in two revolutions Correct Answer Incorrect Answer
    C Four-stroke has one power stroke every two revolutions Correct Answer Incorrect Answer
    D Two-stroke has one power stroke every two revolutions Correct Answer Incorrect Answer
    E Both complete the cycle in two revolutions Correct Answer Incorrect Answer

    Solution

    In a four-stroke engine, one power stroke occurs every two revolutions of the crankshaft, whereas in a two-stroke engine, it occurs every revolution.

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