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NEET Sample Paper NEET Sample Test Paper-68

  • question_answer
    A man with defective eyes cannot see distinctly object at the distance more than 60 cm from his eyes. The power of the lens to be used will be

    A) \[+60\text{ }D\]                        

    B) \[-60\text{ }D\]

    C) \[-1.66\text{ }D\]                       

    D) \[\frac{1}{1.66}\text{ }D\]

    Correct Answer: C

    Solution :

    \[f=-d=-60 cm\] \[\therefore \,\,\,\,\,\,P=\frac{100}{f}=-\frac{100}{60}=-\frac{10}{6}=-1.66\,D\]


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