JEE Main & Advanced Physics Rotational Motion JEE PYQ-Rotational Motion

  • question_answer
    Two identical spherical balls of mass M and radius R each are stuck on two ends of a rod of length 2R and mass M (see figure). The moment of inertia of the system about the axis passing perpendicularly through the centre of the rod is:                                                                                           [JEE Main 10-Jan-2019 Evening]

    A)   \[\frac{17}{15}M{{R}^{2}}\]

    B)        \[\frac{137}{15}M{{R}^{2}}\]

    C)   \[\frac{209}{15}M{{R}^{2}}\]           

    D)        \[\frac{152}{15}M{{R}^{2}}\]

    Correct Answer: A

    Solution :

    [a]


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