'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 欧姆定律和安全电压 (1)人体触电或引发火灾,都是由于电路中的电流过大造成的,从欧...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 伏安法测电阻试验中常见故障的排除方法...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 伏安法测导体电阻...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 欧姆定律及其应用 1、内容 I=U/R 变形式:U=IR 或 R=U/I 描述:导体中的电流跟导体两端的...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 小峻和小薇两位同学在探究欧姆定律的实验中,所用器材有:学生电源、电流表、电压...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 伏安法测小灯泡电阻(重要)...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 初中物理+欧姆定律+全章知识点...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 欧姆定律公式中的关系 1.串联电路和并联电路中的电流关系 串联电路中各处电流大小相...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 欧姆定律主要公式 I=U/R U=IR R=U/I 如何理解欧姆定律公式: 导体中的电流,跟导体两端的电...
'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})();...