Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Circuit problem

  1. Feb 13, 2010 #1
    1. The problem statement, all variables and given/known data

    I'm having problems solving for the resistance of the battery see the picture

    http://img202.imageshack.us/img202/9831/capturehj.jpg" [Broken]

    2. Relevant equations

    V=IR

    3. The attempt at a solution

    see the picture click the link
     
    Last edited by a moderator: May 4, 2017
  2. jcsd
  3. Feb 13, 2010 #2
    The sum of the current through R1...R4 is 6A, and not 5A, so your answers for
    The current through R2 and the resistance of R2 must be wrong.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook