Question: What must the emf e in Fig. be in order for the current through the 7.00-Ω resistor to be 1.80 A? Each emf source has

What must the emf e in Fig. be in order for the current through the 7.00-Ω resistor to be 1.80 A? Each emf source has negligible internal resistance.

24.0V 7.00 0 $200 3.00 0

24.0V 7.00 0 $200 3.00 0

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