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Homework Help: Determine image distance and image height

  1. Mar 28, 2010 #1
    1. The problem statement, all variables and given/known data

    A) Determine the image distance and image height for a 5-cm tall object placed 10 cm in front of a concave mirror having a focal length of 15 cm.

    B) Determine the image distance and image height for a 5-cm tall object placed 45 cm in front of a concave mirror having a focal length of 15 cm.

    2. Relevant equations

    IDK

    3. The attempt at a solution

    Could someone please tell me what equation I should use? Thanks.
     
  2. jcsd
  3. Mar 28, 2010 #2

    mgb_phys

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    Science Advisor
    Homework Helper

    Draw a diagram, you need to know what answer you expect
     
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