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  3. 4th Class
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4th Class Science Sample Paper Science Olympiad Model Test Paper-6

  • question_answer
    Four stones each of 12 kg are placed on different steps of a stairs as shown in the figure given below. Which of these stones has maximum potential energy?

    A) Stone 4

    B) Stone 3

    C) Stone 2

    D) Stone 1

    E) None of these

    Correct Answer: A

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