】 (“送人玫瑰手留余香.”感谢善良的你对我仁慈的施舍,你的答案是无价的……)根据公式R=U/I,下列说法正确的是( )A.一段导体的电阻在电流不变时,与导体两端的电压成正比.B.一段导体
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/03 19:35:31
![】 (“送人玫瑰手留余香.”感谢善良的你对我仁慈的施舍,你的答案是无价的……)根据公式R=U/I,下列说法正确的是( )A.一段导体的电阻在电流不变时,与导体两端的电压成正比.B.一段导体](/uploads/image/z/12401167-31-7.jpg?t=%E3%80%91+%EF%BC%88%E2%80%9C%E9%80%81%E4%BA%BA%E7%8E%AB%E7%91%B0%E6%89%8B%E7%95%99%E4%BD%99%E9%A6%99.%E2%80%9D%E6%84%9F%E8%B0%A2%E5%96%84%E8%89%AF%E7%9A%84%E4%BD%A0%E5%AF%B9%E6%88%91%E4%BB%81%E6%85%88%E7%9A%84%E6%96%BD%E8%88%8D%2C%E4%BD%A0%E7%9A%84%E7%AD%94%E6%A1%88%E6%98%AF%E6%97%A0%E4%BB%B7%E7%9A%84%E2%80%A6%E2%80%A6%EF%BC%89%E6%A0%B9%E6%8D%AE%E5%85%AC%E5%BC%8FR%3DU%2FI%2C%E4%B8%8B%E5%88%97%E8%AF%B4%E6%B3%95%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A.%E4%B8%80%E6%AE%B5%E5%AF%BC%E4%BD%93%E7%9A%84%E7%94%B5%E9%98%BB%E5%9C%A8%E7%94%B5%E6%B5%81%E4%B8%8D%E5%8F%98%E6%97%B6%2C%E4%B8%8E%E5%AF%BC%E4%BD%93%E4%B8%A4%E7%AB%AF%E7%9A%84%E7%94%B5%E5%8E%8B%E6%88%90%E6%AD%A3%E6%AF%94.B.%E4%B8%80%E6%AE%B5%E5%AF%BC%E4%BD%93)
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