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    The circumference of a planet is 36,000 km. If the planet makes no other movement and takes 20 hours for one complete rotation, what is the speed of a
    Question

    The circumference of a planet is 36,000 km. If the planet makes no other movement and takes 20 hours for one complete rotation, what is the speed of a point on its equator?

    A.

    400 m/s

    B.

    500 m/s

    C.

    200 m/s

    D.

    300 m/s

    Correct option is B



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