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anonymous

  • one year ago

A 9.0V battery supplies a 5.0mA current to a circuit for 2.0hr . How much charge has been transferred from the negative to the positive terminal? How much work has been done on the charges that passed through the battery?

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  1. Michele_Laino
    • one year ago
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    charge is equal to the product between current and time

  2. Michele_Laino
    • one year ago
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    the requested work W is equal to the energy E lost by the battery, which is given by the subsequent product: \[W = E = VI\Delta t\]

  3. Michele_Laino
    • one year ago
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    where V is the voltage, I is the current, and \Delta t is time

  4. anonymous
    • one year ago
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    (9)(.005)(60*60*2)?

  5. anonymous
    • one year ago
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    v*a*t that is

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