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12th Class Physics Ray Optics Question Bank Case Based (MCQs) - Ray Optics and Optical Instruments

  • question_answer
    The SI unit of luminous intensity is:

    A) Dioptre

    B) Steradian

    C) Candela

    D) Lumen

    Correct Answer: C

    Solution :

    Option [c] is correct. Explanation: The SI unit of luminous intensity (I) is candela (cd).


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