ch32-p020 - 20. (a) Since i = id (Eq. 32-15) then the...

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(c) We now look for a solution in the exterior region, where the field is inversely proportional to r (by Eq. 32-17): B B R r max . == 300mT 12.0mT which yields r = 4 R = 4(1.20 cm) = 4.80 cm. 20. (a) Since i = i d (Eq. 32-15) then the portion of displacement current enclosed is () 2 ,enc 2 /3 1.33A. 9
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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