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KVPY Sample Paper KVPY Stream-SX Model Paper-15

  • question_answer
                            If the angular momentum of a planet of mass m, moving around the Sun in a circular orbit is L, about the center of the Sun, its areal velocity is:

    A) \[\frac{4\text{L}}{m}\]

    B) \[\frac{\text{L}}{m}\]

    C) \[\frac{\text{L}}{2m}\]  

    D) \[\frac{2\text{L}}{m}\]

    Correct Answer: C

    Solution :

    \[\frac{d\text{A}}{dt}=\,\frac{\text{L}}{2\text{m}}.\]


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