BBC1 年
What determines the current in an electric circuit? - OCR 21st Century
Components which show I–V graphs that are not straight lines are non-linear circuit elements. The current through them is not directly proportional to the potential difference across them.
BBC4 年
How to affect electric current - OCR 21st Century
Components which show I–V graphs that are not straight lines are non-linear circuit elements. The current through them is not directly proportional to the potential difference across them.