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Genom en strmslinga med radien 1,5 cm minskar den magnetiska fldesttheten frn 85 mT till 15 mT p tiden 50 ms. Magnetfltet r riktat frn
Genom en strmslinga med radien 1,5 cm minskar den magnetiska fldesttheten frn 85 mT till 15 mT p tiden 50 ms. Magnetfltet r riktat frn lsaren vinkelrtt mot papprets plan (se figur nedan). Strmslingan har resistansen 0,14 . Som en fljd av frndringen av den magnetiska fldesttheten induceras en strm i slingan. Hur stor blir strmmen och vilken riktning fr den
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