- Ƙarfin fitarwa: naúrar ita ce W, kamar yadda hanyar masana'antun ma'auni ba iri ɗaya ba ne, don haka an sami wasu sunaye na hanyoyi daban-daban.Irin su ƙarfin fitarwa da aka ƙididdige, matsakaicin ƙarfin fitarwa, ƙarfin fitarwar kiɗa, mafi girman ƙarfin fitarwar kiɗa.- Ƙarfin kiɗa: yana nufin karkatar da fitarwa baya wuce...
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