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  3. 8th Class
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8th Class Science Sample Paper Science Olympiad Model Test Paper-12

  • question_answer
    Which one of the following statements is correct about friction?

    A) Friction is always a disadvantage.

    B) Friction depends on the nature of two surfaces.

    C) Friction is independent of the force with which the two surfaces are pressed together.

    D) Static friction is smaller than rolling friction.

    E) None of these

    Correct Answer: B

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