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Homework Help: Polarities in supernode

  1. Jul 2, 2011 #1
    Hi, :smile:

    Please have a see on the following link:

    Please have a look on the Figure 3.8 in bottom right corner. What defines the polarities of v3 and v2? Is it the directions of I3 and I2? Please tell me. Thank you

  2. jcsd
  3. Jul 2, 2011 #2
    Yes, sure it is.
    The same for i2, i4.
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