1₁ = 6.00 A 1₂ = 3.00 A I = ? left 1₂ = 9.00 A upward right downward Four very long, current-carrying wires in the same plane intersect to form a square 30.0 cm on each side, as shown in the figure. Find the magnitude and direction of the current I so that the net magnetic field at the center of the square is 4.00 x 106 T and out of the page.
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