JEE Main & Advanced Physics Mathematical Tools, Units & Dimensions Question Bank Units

  • question_answer
    The unit of angular acceleration in the SI system is [SCRA 1980; EAMCET 1981]

    A) \[N\,k{{g}^{-1}}\]

    B) \[m\,{{s}^{-2}}\]

    C) \[rad\,{{s}^{-2}}\]

    D) \[m\,k{{g}^{-1}}K\]

    Correct Answer: C

    Solution :

    Angular acceleration \[=\frac{\text{Angular velocity}}{\text{Time}}=\frac{rad}{{{\sec }^{2}}}\]


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