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Circuit element question

  1. Oct 6, 2013 #1
    I highlighted a portion in the paint document. Is that a mistake? How am I supposed to compare the polarity of the wire connected to the left to the polarity of the wire connected to the right?
     

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  2. jcsd
  3. Oct 6, 2013 #2

    UltrafastPED

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    Yes, it is a mistake!
     
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