# Physics

(a) calculate the energy in joules put out by a 9.0 V calculator battery that moves 3.0 C of charge through a handheld calculator after 1 hr of operation.
(b) calculate the energy put out by a 12.0 V car battery that moves 1000 C of charge (as it may when starting the car's engine)

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2. 👎 0
3. 👁 85

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