A wire is formed into a circle having a diameter of 150 cm, Ask an Expert

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A wire is formed into a circle having a diameter of 15.0 cm and placed in a uniform magnetic field of 2.90 mT. The wire carries a current of 5.00 A.

(a) Find the maximum torque on the wire.

(b) Find the range of potential energies of the wire-field system for different orientations of the circle.

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