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Help Me To Solve This Emf Problem

  1. Jul 30, 2008 #1
    1. The problem statement, all variables and given/known data

    CELLS OF EMFS E1 ,E2,E3.....HAVING INTERNAL RESISTANCES r1,r2,r3.....are connected to an external resistance R.What is the resultant emf?

    2. Relevant equations



    3. The attempt at a solution
     
  2. jcsd
  3. Jul 30, 2008 #2
    How is the circuit constructed? Are all of the components in series? You need to be more descriptive with the problem statement and show some effort for why you are stuck if you expect anyone on this forum to make an effort to assist you.
     
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