In Fig. 30-13 is shown only one-quarter of a single complete circular loop of wire that carries a current of 14 A. Its radius is a = 5.0 cm. A uniform magnetic field, B = 300 G, is directed in the +xdirection. Find the torque on the loop and the direction in which it will rotate.

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УА 0 60° Ө Fig.30-13 P X