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2023年初中物理利用欧姆定律进行计算步骤
2022-10-17'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 利用欧姆定律进行计算步骤 (1)根据题意画出电路图，看清电路的组成(串联还是并联)分...
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2023年初中物理利用欧姆定律分析短路现象
2022-10-17'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 利用欧姆定律分析短路现象 导线不通过用电器而直接接在用电器或电源的两端，称之为...
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2023年初中物理欧姆定律和安全电压
2022-10-17'); (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...
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2023年初中物理“伏安法”测电阻试验中常见故障的排除方法
2022-10-17'); (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...
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2023年初中物理：伏安法测导体电阻
2022-10-17'); (window.slotbydup=window.slotbydup || []).push({ id: '8096091', container: s, size: '580,90', display: 'inlay-fix' });})(); 伏安法测导体电阻...
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2023年初中物理欧姆定律及其应用
2022-10-17'); (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...
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2023年初中物理探究欧姆定律
2022-10-17'); (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...
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2023年初中物理伏安法测小灯泡电阻
2022-10-17'); (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)...