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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    An object is moving in the vertically upward direction, which is normal to the plane. The net work done by the object when it reaches a height of 35 m is _______.

    A) 0 J                   

    B) 35 J

    C) 20 J     

    D) 15 J

    E) None of these

    Correct Answer: A

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