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Physics, 08.05.2021 14:00 dpazmembreno

What must the emf ε in the figure in order for the current through the 4.00-Ω resistor to be 2.50 A? Each emf source has negligible internal resistance


What must the emf ε in the figure in order for the current through the 4.00-Ω resistor to be 2.50 A

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