Pageof 2ZOOM+3) A simple electric motor consists of a 220-turn coil, 4.2 cm in diameter, mounted between thepoles of a magnet that produces a 95-mT field. When a 15-A current flows in the coil, find:(a) the coil's magnetic dipole moment, and(b) the motor's maximum torque

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le electric motor consists of a 220-turn coil, 4.2 cm in diameter, mounted between the magnet that produces a 95-mT field. When a 15-A current flows in the coil, find: the coil's magnetic dipole moment, and o the motor's maximum torque

le electric motor consists of a 220-turn coil, 4.2 cm in diameter, mounted between the magnet that produces a 95-mT field. When a 15-A current flows in the coil, find: the coil's magnetic dipole moment, and o the motor's maximum torque

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 57P: A toroid with a square cross section 3.0cm3.0cm has an inner radius of 25.0 cm. It is wound with 500...

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Concept explainers

Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.

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3) A simple electric motor consists of a 220-turn coil, 4.2 cm in diameter, mounted between the
poles of a magnet that produces a 95-mT field. When a 15-A current flows in the coil, find:
(a) the coil's magnetic dipole moment, and
(b) the motor's maximum torque

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