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JEE Main & Advanced Physics Question Bank Prism Theory and Dispersion of Light

  • question_answer
    At sun rise or sunset, the sun looks more red than at mid-day because [AFMC 1995; Similar to DCE 2003]

    A)            The sun is hottest at these times

    B)            Of the scattering of light

    C)            Of the effects of refraction

    D)            Of the effects of diffraction

    Correct Answer: B

    Solution :

               According to Rayleigh?s law of scattering, intensity scattered is inversely proportional to the forth power of wavelength. So red is least scattered and sun appears Red.


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