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Why moment of inertia is used …

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Why moment of inertia is used instead of mass in kinetic energy in rotational motion. I.e. K.E-1/2×moment of inertia×{omega} square

    • Posted by Utkarsh Kumar 8 years, 1 month ago

    CBSE > Class 11 > Physics
    • 2 answers

    Manjeet Singh 8 years, 1 month ago

    Because kinetic energy angular mass is represented by moment of inertia

    0Thank You

    Alok Sharma 8 years, 1 month ago

    Because in rotational kinetic energy rotational analogue of mass is used that is moment of inertia like in rotational kinetic energy instead of velocity rotational analogue omega is used .

    2Thank You

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