Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
전기 회로에서 동전력은 전류를 흐르게 하는 힘입니다.jeongi hoeroui dongjeonryeogeun jeonryureul heureuge haneun himimnida.In an electric circuit, electromotive force is the force that drives the current.