Задача 30992.

A current I = 3.5 A flows along a square wire frame with a side of a = 12 cm. Find the magnetic field H at a distance of h = 27 cm from the plane of the frame on the perpendicular to its plane drawn through the center of the frame.

A detailed solution with a brief record of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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