12th Class Physics Wave Optics / तरंग प्रकाशिकी Question Bank Wave Optics Conceptual Problems

  • question_answer
    Sun glasses are made of polaroids and not of coloured glasses. Why?

    Answer:

                    Polaroids absorb only that part of light which produces dazzling effect in the eye. But coloured glasses absorb more light incident on them and so the image appears dim.


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