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Homework Help: Question on geometrical optics

  1. Aug 28, 2005 #1
    I have my question,doubt and solution in the attachment that followed.Thanks for anybody that spend some time on this question.Sorry to say that the file format is *.zip .

    Attached Files:

  2. jcsd
  3. Aug 29, 2005 #2


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    Homework Helper

    The object distance of a real object from a lens is always positive.

    By the way, is not it easier for you to draw in Paint, for example, and write in a text editor? this zipped xls file is a bit strange.

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