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A closed circuit contains a source EMF of E = 50 V, the 2019

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A closed circuit contains a source EMF of E = 50 V, the internal resistance of the source is r = 10 Ω, the load resistance is R = 40 Ω. What work does an electrostatic field force do every second in charge transfer in an external circuit?

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Additional information

Task 31670. Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
If you have any questions about the decision, write. I will try to help. File in image format.

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