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10-RLC krugovi.pdf

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Inducirana EMS samoindukcije je:εLdΦ= −N dtMagnetsko polje oko zavojnice je proporcionalno jakosti struje kroz nju.Budući su Φ i B takoñer proporcionalni (Φ = SB) Magnetski tok je takoñer proporcionalan jakosti struje kroz zavojnicu.Φ = LIL = koeficijent samoindukcije (samoinduktivitet)Za zavojnicu od N namotaja NΦ = LINdΦ = LdtdIεL= −L dtdIdtL[ L]εL= −dIdtVs= = H henriA

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