Two concentric, circular wire loops of radii r₁ = 25.9 cm and r₂ = 35.3 cm, are located in an xy plane; each carries a clockwise current of 8.51 A (see the figure below). (a) Find the magnitude of the net magnetic dipole moment of the system. (b) Repeat for reversed current in the inner loop. 12 Ⓡ
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