syd200317 syd200317

17-12-2020
Physics

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Is a battery a resistor

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isajal606 isajal606

17-12-2020

A battery is a real-life voltage source. A battery can be thought of as a perfect voltage source with a small resistor (called internal resistance) in series. ... The terminal voltage equals the emf minus the voltage drop across the internal resistance (current of the external circuit times the internal resistance.)

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