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9th Class Science Force and laws of motion Question Bank MCQs - Force and Laws of Motion

  • question_answer
    Water sprinkler used for grass lawn begins to rotate as soon as the water is supplied. Identify the principle on which it works.

    A) Newton's first law of motion

    B) Newton's second law of motion

    C) Newton's third law of motion

    D) Newton's universal law of gravitation

    Correct Answer: C

    Solution :

    [c] Water sprinkler works on Newton's third law of motion. When the water is supplied, then force applies on the sprinkler due to which it rotates.


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