A long straight wire (diameter r= 2.0 mm) carries a current of 30 A. What is the magnitude of the magnetic field (in mT') at a point that is2.5 mm from the axis of the wire ? Ho = 4x × 10-7 T.m/A. Option1 Option2 Option3 Option4 Option5 3.2 2.8 3.6 3.0 2.4

A long straight wire (diameter r= 2.0 mm) carries a current of 30 A. What is the magnitude of the magnetic field (in mT') at a point that is2.5 mm from the axis of the wire ? Ho = 4x × 10-7 T.m/A. Option1 Option2 Option3 Option4 Option5 3.2 2.8 3.6 3.0 2.4

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 101AP: Unreasonable results Frustrated by the small Hall voltage obtained in blood flow measurements, a...

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Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.

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A long straight wire (diameter r= 2.0 mm) carries a current of 30 A. What is the magnitude of the
magnetic field (in mT') at a point that is2.5 mm from the axis of the wire ? Ho = 4n x 10-7 T.m/A.
%3D
Option1 Option2 Option3 Option4 Option5
3.2
2.8
3.6
3.0
2.4

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