10th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    A person having a myopic eye uses a concave lens of focal length 50 cm. What is the power of the lens?

    A) \[+\,2\,D\]

    B) \[+\,1\,\,D\]

    C) \[-\,1\,\,D\]

    D) \[-\,2\,\,D\]

    E) None of these

    Correct Answer: D


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