P30_035 - 35. For r < a, B (r ) = µ0 i enc µ0 =...

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Unformatted text preview: 35. For r < a, B (r ) = µ0 i enc µ0 = 2πr 2πr r J (r)2πr dr = 0 µ0 2π r J0 0 µ0 J0 r2 r 2πr dr = . a 3a ...
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