Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar wurin: Hanyar: Kwayar Grove ita ce tushen wutar lantarki da aka fi so na farkon tsarin telegraph na Amurka a cikin shekarun 1840 <unk> 1860 saboda tana ba da babban ƙarfin aiki da ƙarfin lantarki fiye da tsohuwar Daniell cell (a 1.9 volts da 1.1 volts, bi da bi). Tambaya: Me yasa aka zaɓi kwayar Grove akan Daniell cell don tsarin telegraph?
ya miƙa wani babban halin yanzu fitarwa da kuma mafi girma irin ƙarfin lantarki