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8th Class Science Sample Paper Science Olympiad Model Test Paper-13

  • question_answer
    A train at rest tendsto move from the platform and it attains a velocity of 100 km/h within a few second. While trying to come in motion it has to overcome the frictional force; that frictional force is called

    A) Static friction

    B) Rolling friction

    C) Sliding friction

    D) Kinetic friction

    E) None of these

    Correct Answer: A

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