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A rechargeable flashlight battery is capable of deliverig 50mA for

  1. Sep 11, 2010 #1
    1. The problem statement, all variables and given/known data
    A rechargeable flashlight battery is capable of deliverig 50mA for bout 90 hours. How much charge can it release at that rate? If the terminal voltage is 4 volts how much energy can the battery deliver?


    2. Relevant equations
    i=dq/dt
    q=it

    3. The attempt at a solution
    my answers are 16200C and 64800J
    just need someone to check if those answers are right
     
  2. jcsd
  3. Sep 11, 2010 #2
    Re: Eece

    both are correct
     
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