Long straight wire through which flows a current of 10.0 A, mounted horizontally, parallel to the bottom wire in the region of 2.00 mm, the second wire is made of aluminum wire having a diameter of 0.50 mm. What is the current (according to the value and direction) to miss the second conductor so that he could hang in the air without support.

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