As long direct wire and ring currents flow. The ring is perpendicular to the wire and touches it. Find the current in the wire, if the current in the ring is 2 A, and the acute angle between the wire and the line of magnetic induction in the center of the ring is equal to 45 °.

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