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paige
paige asked in Science & MathematicsPhysics · 6 years ago

to recharge a 12 V battery, charger must move 3.9e5 C of charge from negative to positive terminal. how much work done by battery in units J?

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    Lv 7
    6 years ago

    1 Volt = 1 Joule / Coulomb, so

    12 V = work / 3.9e5C

    work = 4.7e6 J

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