A plastic ball (of mass M and radius R) rests on a surface of an inclination angle 0, as shown. A 5-turn wire is wrapped tightly around the ball, such that each turn is concentric with the ball. By applying a uniform magnetic field B (0.5 T vertically upwards) on the ball, the current (in A) in the coil that will keep the ball in a complete static equilibrium is: (Take M = 140 g, R = 20 cm, 0 = 27°] 10

A plastic ball (of mass M and radius R) rests on a surface of an inclination angle 0, as shown. A 5-turn wire is wrapped tightly around the ball, such that each turn is concentric with the ball. By applying a uniform magnetic field B (0.5 T vertically upwards) on the ball, the current (in A) in the coil that will keep the ball in a complete static equilibrium is: (Take M = 140 g, R = 20 cm, 0 = 27°] 10

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 87AP: Magnetic field inside a torus. Consider a torus of rectangular cross-section with inner radius a and...

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