Задача 31246.

For three long straight wires disposed in one plane parallel to each other at a distance of 3 cm, currents flow I1 = I2 and I3 = - (I1 + I2). Determine the position of the line in which the field strength generated by the current is zero.

Detailed solution shorthand terms, formulas, laws used in the decision, the withdrawal of the calculation formula and the response.
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