Chotsutsa ndi gawo lamagetsi lopanda mphamvu kuti lipange kukana mu kayendedwe ka magetsi. Pafupifupi maukonde onse amagetsi ndi ma electronic circuits amapezeka. Kukana kumayesedwa mu ohms. Ohm ndi kukana komwe kumachitika pamene mphamvu ya ampere imodzi imadutsa mu ...