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Homework Help: Light bulb

  1. Feb 28, 2009 #1
    1. The problem statement, all variables and given/known data

    light bulb rated 100Watts. How much current (in A) would go through the light bulb if it were plugged into the regular electrical outlet?

    2. Relevant equations

    P=IV

    3. The attempt at a solution

    Im not sure what the potential difference is..
     
  2. jcsd
  3. Feb 28, 2009 #2

    S_Happens

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