(II) A battery with an emf of 12.0 V shows a terminal
Chapter 19, Problem 11P(choose chapter or problem)
(II) A battery with an emf of 12.0V shows a terminal voltage of 11.8 V when operating in a circuit with two lightbulbs each rated at 4.0 W (at 12.0 V), which are connected in parallel. What is the battery's internal resistance?
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