If the magnetic field 2 cm from a long straight wire in air is 2 mT, how much is the strength ofmagnetic field 0.5 cm from the wire?○ 8 mT○ 600 mT2 mT○ 37.5 mT○ 1 mT○ 150 mT○ 4 mT

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Answered: If the magnetic field 2 cm from a long…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter31: Gauss’s Law For Magnetism And Ampère’s Law

Section: Chapter Questions

Problem 39PQ

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If the magnetic field 2 cm from a long straight wire in air is 2 mT, how much is the strength of magnetic field 0.5 cm from the wire? ○ 8 mT ○ 600 mT 2 mT ○ 37.5 mT ○ 1 mT ○ 150 mT ○ 4 mT