A 15-turn sauare coll of side 20cm lies in xy-plane and carries an unknown current I. The coil is free to rotate about y-axis. When a 2T uniform magnetic field in xz-plane is set as shown, the coil experiences a 1.2 N.mmagnetic torque in -y direction. Find the magnitude and direction of the current on the coil. O a. 2 A. counterclockwise O b. 0.8 A, counterclockwise O c. 1.5 A, counterclockwise O d. 3 A, clockwise O e. 3 A, counterclockwise 30° O f. 3.6 A, clockwise g. 2 A, clockwise O h. 1.5 A, clockwise

A 15-turn sauare coll of side 20cm lies in xy-plane and carries an unknown current I. The coil is free to rotate about y-axis. When a 2T uniform magnetic field in xz-plane is set as shown, the coil experiences a 1.2 N.mmagnetic torque in -y direction. Find the magnitude and direction of the current on the coil. O a. 2 A. counterclockwise O b. 0.8 A, counterclockwise O c. 1.5 A, counterclockwise O d. 3 A, clockwise O e. 3 A, counterclockwise 30° O f. 3.6 A, clockwise g. 2 A, clockwise O h. 1.5 A, clockwise

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 88AP: A circular coil with 200 turns Las a radius of 2.0 cm. (a) What current through tire coil results in...

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