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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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