如图所示,电阻器阻值为R(轨道电阻忽略不计),ef是一电阻不计,质量为m的水平放置的导体棒,棒的两端分别与ab和cd保持良好接触,能沿框架无摩擦下滑,整个装置放在与框架垂直的匀强磁场中.当ef
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 19:08:55
![如图所示,电阻器阻值为R(轨道电阻忽略不计),ef是一电阻不计,质量为m的水平放置的导体棒,棒的两端分别与ab和cd保持良好接触,能沿框架无摩擦下滑,整个装置放在与框架垂直的匀强磁场中.当ef](/uploads/image/z/6193828-28-8.jpg?t=%E5%A6%82%E5%9B%BE%E6%89%80%E7%A4%BA%2C%E7%94%B5%E9%98%BB%E5%99%A8%E9%98%BB%E5%80%BC%E4%B8%BAR%28%E8%BD%A8%E9%81%93%E7%94%B5%E9%98%BB%E5%BF%BD%E7%95%A5%E4%B8%8D%E8%AE%A1%29%2Cef%E6%98%AF%E4%B8%80%E7%94%B5%E9%98%BB%E4%B8%8D%E8%AE%A1%2C%E8%B4%A8%E9%87%8F%E4%B8%BAm%E7%9A%84%E6%B0%B4%E5%B9%B3%E6%94%BE%E7%BD%AE%E7%9A%84%E5%AF%BC%E4%BD%93%E6%A3%92%2C%E6%A3%92%E7%9A%84%E4%B8%A4%E7%AB%AF%E5%88%86%E5%88%AB%E4%B8%8Eab%E5%92%8Ccd%E4%BF%9D%E6%8C%81%E8%89%AF%E5%A5%BD%E6%8E%A5%E8%A7%A6%2C%E8%83%BD%E6%B2%BF%E6%A1%86%E6%9E%B6%E6%97%A0%E6%91%A9%E6%93%A6%E4%B8%8B%E6%BB%91%2C%E6%95%B4%E4%B8%AA%E8%A3%85%E7%BD%AE%E6%94%BE%E5%9C%A8%E4%B8%8E%E6%A1%86%E6%9E%B6%E5%9E%82%E7%9B%B4%E7%9A%84%E5%8C%80%E5%BC%BA%E7%A3%81%E5%9C%BA%E4%B8%AD.%E5%BD%93ef)
xUnX(RV00"i0% :m0KhBH0ihBR08_mCHF>g^bO9A$cJSdµv2RGMSUh!Iǖ<ʨ3&$'}y2z˨ÎȡR~OC_",QSa((ߔgH:&ВH^7#=R!Sr/ɷ>2P]0Fj]QUS*C=p:SQ9CUG]H@{kӗ'YStϨ#eSg LIF+ p d@(xtٜȀ