A closely wound solenoid of 2000 turns and area of cross-section 1.6 x 10 m, carrying a current of 4.0 A, is suspended through its centre allowing it to turn in a horizontal plane. (a) What is the magnetic moment associated with the solenoid? (b)What is the force and torque on the solenoid if a uniform horizontal magnetic field of 7.5 x 10- Tis set up at an angle of 30° with the axis of the solenoid?

A closely wound solenoid of 2000 turns and area of cross-section 1.6 x 10 m, carrying a current of 4.0 A, is suspended through its centre allowing it to turn in a horizontal plane. (a) What is the magnetic moment associated with the solenoid? (b)What is the force and torque on the solenoid if a uniform horizontal magnetic field of 7.5 x 10- Tis set up at an angle of 30° with the axis of the solenoid?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 25P: A long, straight, horizontal wire carries a left-to-right current of 20 A. If the wire is placed in...

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