KVPY Sample Paper KVPY Stream-SX Model Paper-21

  • question_answer
    The upper stratosphere consisting of the ozone I protects us from the sun's radiation that falls ail wavelength region of:

    A) \[200-315\,nm\]

    B) \[400-550\,nm\]

    C) \[0.8-1.5\,nm\]   

    D) \[600-7500\,nm\]

    Correct Answer: A

    Solution :

    In ozone layer the wavelength of U.V radiation is \[200-340nm.\]

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