Part A The 10-tum loop of wire shown in the figure(Figure 1) lies in a horizontal plane, parallel to a uniform horizontal magnetic field, and carries a 2.0 A current. The loop is free to rotate about a nonmagnetic axle through the center. A 50 g mass hangs from one edge What magnetic field strength will prevent the loop from rotating about the axle? of the loop. Express your answer with the appropriate units. O D ? B = Value Units Submit Request Answer\f