Task 31185.
How will the current in the external circuit change, the resistance of which is R = 4 Ohm, if ten identical elements are initially connected to each other in series and then in parallel? EMF of the element is 4 V, r = 0.4 Ohm.
Detailed solution with a short recording of the conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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