<telo><p>zßkon o pr∙toku (AmpΘr∙v zßkon z°et∞zenφ), AmpΘrem objeven² p°φrodnφ zßkon, podle n∞ho₧ se slßbnoucφ el. pole kruhov∞ obklopuje rostoucφm magnetick²m p≤lem a obrßcen∞ (<a href="javascript:top.GetURL('043463');" target="_self">indukΦnφ zßkon</a>, ampΘrzßvity).</p></telo>