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Electric problem

  1. Mar 22, 2010 #1
    1. The problem statement, all variables and given/known data
    A flashlight, which uses two 1.5V batteries in series, is turned on for 2.0 minutes. If the current in the flashlight is 1.00 mA, how much energy is used?


    2. Relevant equations
    Not really sure.


    3. The attempt at a solution
    I am having a problem with this question.
     
  2. jcsd
  3. Mar 22, 2010 #2

    rl.bhat

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    Homework Helper

    Energy used is V*I*t Joules.
     
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