b dan ini dapat dikembangkan dimana sesuai dengan deinisi arus I 7 dS J analogi

B dan ini dapat dikembangkan dimana sesuai dengan

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#@b& dan ini dapat dikembangkan dimana, sesuai dengan deinisi arus I 7 dS   J   . ∫   analogi dengan luks φ  7 dS   B . ∫  , dan dengan demikian $e%tor rapat arus A )uga analog dengan $e%tor rapat luks magnetik B. Tetapi A bila
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Did you know? 81% of people surveyed wish they could read more. Scribd helps you do that. Learn more 8ntuk mendapatkan induksi sebuah kumparan toroida dengan )ari-)ari %in%in toroida rata-rata R, )ari-)ari penampang inti r, )umlah lilitan kumparan 5, dan permeabilitas inti  µ  H:m, kita mulai dengan persamaan ( 7  AN   2  µ  +engan  7 luas penampang inti 7 2 π  F l 7 keliling inti 7 2 R π  . Aadi ( 7  R  N   R  N  2 2 ) ( 2 2 2 2  µ  π  π   µ  = +imana 9  µ  *  µ  = permeabilitas inti #H:m& r 7 )ari-)ari penampang inti #m& R 7 )ari-)ari %in%in toroida #m& l 7 pan)ang solenoida #m& 5 7 )umlah lilitan Contoh oal 1*. Tentukan induktansi sebuah kumparan toroida !ang memiliki )ari-)ari %in%in rata- rata R 7 1* %m, )ari-)ari inti r 7 1 %m, )umlah lilitan 5 7 1*** lilitan dan permeabilitas inti  µ   7 <D  µ  * olusi +ari persamaan  ( 7  R  N  2 2 2  µ  ehingga kita peroleh ( 7 2 , 0 ) 10 )( 10 )( 10 57 , 12 ( 75 6 4 7 × ( 7 ;<,13<D 0 1* -3  H 7 ;3,13<D mH
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