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  1. Lux is the SI unit of

    2. A.

     Luminous flux
    B.

     Luminous efficiency
    C.

     Intensity of illumination
    D.

     Luminous intensity

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    Answer : Option C

    Explanation :

    Lux, unit of illumination (see luminous intensity) in the International System of Units (SI). One lux (Latin for “light”) is the amount of illumination provided when one lumen is evenly distributed over an area of one square metre.

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