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NEET Sample Paper NEET Sample Test Paper-34

  • question_answer
    For the myopic eye, the defect is cured by :-

    A)  Convex lens       

    B)  Concave lens             

    C)  Cylindrical lens   

    D)  Toric lens               

    Correct Answer: B

    Solution :

    In myopia, \[u=\infty ,\]v=d=distance of far point By \[\frac{1}{f}=\frac{1}{v}-\frac{1}{u},\] we get \[f=-d\] Since f is negative, hence the lens used is concave.


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