If a current of 5A flows through a long wire of radius 0.004 meter, what is the magnetic field strength produced 0.02m away from the surface of the wire? A 39.8 AT/m B 66.34 AT/m 19.7 AT/m D 33.17 AT/m

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
Question
If a current of 5A flows through a long wire of radius 0.004 meter, what is the magnetic field strength produced 0.02m
away from the surface of the wire?
(A) 39.8 AT/m
в) 66.34 АТ/m
19.7 AT/m
(D 33.17 AT/m
Transcribed Image Text:If a current of 5A flows through a long wire of radius 0.004 meter, what is the magnetic field strength produced 0.02m away from the surface of the wire? (A) 39.8 AT/m в) 66.34 АТ/m 19.7 AT/m (D 33.17 AT/m
Calculate the magnetic field intensity to produce a flux density of 10 mT at the center of a long straight solenoid.
A 7958 AT/m
B 7869 AT/m
6423 AT/m
D 8323 AT/m
Transcribed Image Text:Calculate the magnetic field intensity to produce a flux density of 10 mT at the center of a long straight solenoid. A 7958 AT/m B 7869 AT/m 6423 AT/m D 8323 AT/m
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