Kwi-electromagnetism, ubungakanani bombane odlula kulo naliphi na icandelo elinqamlezayo le-conductor ngexesha leyunithi libizwa ngokuba ngumbane wangoku, okanye ngokulula umbane. Isimboli sangoku ndim, kwaye iyunithi yi-ampere (A), okanye ngokulula “A” (André-Marie Ampère, 1775-1836, French phys...
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