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Caustic curve - shadow in the cup

  1. Feb 26, 2009 #1

    I need help.... I have been assigned in physics to look at the shadow in the cup and mysearch shows me caustic curves....

    I have very little information on this to do a 4 page report on...

    can someone please point me to some sites, url etc on this...

    many thanks
  2. jcsd
  3. Feb 27, 2009 #2


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