Dzokorora ndima iri pasi apa uye wozopindura mubvunzo unotevera mumutauro mumwe chete sezvinotaurwa mundima yacho: Passage: The Grove cell ndiyo yaifarirwa simba rekutanga kweAmerican telegraph system munguva 1840 <unk> 1860 nekuti yakapa yakakwira yazvino kubuda uye yakakwira voltage kupfuura yekutanga Daniell cell (pa 1.9 volts uye 1.1 volts, zvichiteerana). Mubvunzo: Nei Grove cell yakasarudzwa pamusoro pe Daniell cell yetelegraph systems?
yakapa yakakwirira yazvino goho uye yakakwirira voltage