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What will be the integration path used in Ampere's law to calculate the magnetic field B? at a distance r from the axis of the inner cylinder?

A solid cylindrical conductor is supported by insu


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Answer #1

images?q=tbn:ANd9GcTZVEAXznDqFLsCugso8AV

answer is A

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Answer #2

media%2Fae4%2Fae4baedb-cb11-414f-a145-3f


B.dL = u0I

B.dL = 4pi*10^-7 * 2.85

B.dL = 3.5796*10^-6 T m

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