Ka'idar Transformer
A cikin layin samar da wutar lantarki, canzawa, watsawa, rarrabawa, da kuma amfani da wutar lantarki, igiyoyin ruwa sun bambanta sosai, kama daga ƴan amperes zuwa dubun-dubatar amperes. Domin sauƙaƙe ma'auni, kariya da sarrafawa, yana buƙatar ...
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