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    A ray of light entering the second medium perpendicularly through the surface of separation shows no change of direction why?

    0  Views: 1236 Answers: 1 Posted: 9 years ago
    Tags: reasoning

    1 Answer

    When a light ray travels from one medium to another, part of the
    incident light is reflected and part of the light is transmitted at the
    boundary between the two media. Pay attention to the angles of
    incidence, reflection, and refraction .


    Read and learn  > http://physics.berea.edu/~lahamer/Summary%20Lecture%201.pdf

    Bakh.R

    Here is definition and explanation i am asking about reason..!


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