Amandla ezinto ezibonakalayo aphezulu, ukucindezeleka kwe-tangential kukhulu futhi ukuguqulwa kwepulasitiki kukhulu ngesikhathi sokusika, ngakho-ke amandla okusika makhulu.Ukwengeza, i-conductivity yokushisa yezinto ezibonakalayo impofu kakhulu, okwenza izinga lokushisa lokusika likhuphuke, futhi izinga lokushisa eliphakeme livame ukugxila endaweni encane futhi ende eduze komkhawulo wokusika, ngaleyo ndlela kusheshisa ukugqoka kwethuluzi lokusika.