A 15-turn square coll of side 20cm lles In xy-plane and carrles SA current In countercdockwise direction as shown. The coll is free to rotate about y-axis. If a 3T uniform magnetic fleld is set in +x-direction find the magnitude and direction of magnetic torque acting on the coll.• a. 9 N.m, +y-directionO b.0.6 N.m. +y-directionO C. 1.8 N.m, -z-directiond. 6 N.m, -y-directione. 90 N.m. -y-direction20.0cCmf. 3 N.m, +z-directiong. 18 N.m, -z-directionh. 0.9 N.m, +z-direction

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