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    Question

    A light ray enters a glass slab from air at 60°

    incidence. If refractive index of glass is √3, what is angle of refraction?
    A 60° Correct Answer Incorrect Answer
    B 45° Correct Answer Incorrect Answer
    C 30° Correct Answer Incorrect Answer
    D 0° Correct Answer Incorrect Answer

    Solution

    Use Snell’s Law: sini/sinr = μ ⇒ sin60/sinr =  √3  

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