Dzokorora ndima iri pasi apa uye wozopindura mubvunzo unotevera mumutauro mumwe chete sezvinotaurwa mundima yacho: Passage: Kuita kuyerwa, magetsi anoitwa kuti afambe achitevedza rimwe divi remuenzaniso (semuenzaniso, I12) uye voltage iri kumucheto kwakapesana (mune iyi nyaya, V34) inoyerwa. Kubva pamitengo miviri iyi, kuramba (muenzaniso uyu, Mubvunzo: Ndezvipi zviviri zvinodikanwa kuti zviite kuyerwa kwekuramba?
magetsi anokonzerwa kuyerera pamwe mumwe kumucheto mharidzo (somuenzaniso, I12) uye voltage mhiri pakatarisana kumucheto