[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fN67zB09XFZWmx0F6pHnildfHUfVfQ8DQPVMON4dVXpE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2025-12-26 12:37:55",287646018,[8,9,10,11],"-3V","5V","-2V","4V",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","电路如图,利用等效变换求Uab = .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5986b20595b6749306e3b7600743a6a0.jpg\">",[18,29,38,47,55,58,67,76,85,93],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],287646014,[22,23,24,25],"实际电压源和实际电流源不能等效变换","实际电压源和实际电流源变换前后内部不等效","实际电压源和实际电流源变换前后对外不等效","理想电压源与理想电流源存在等效变换","下列叙述正确的是","v1",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],287646015,[33,34,35,36],"20A的理想电流源,5&Omega;,串联","4A的理想电流源,4&Omega;,并联","4A的理想电流源,4&Omega;,串联","4A的理想电流源,5&Omega;,并联","一个由20V的理想电压源和R=5&Omega;的电阻构成的串联电路,可以用 和 的电阻相_______(串联\u002F并联)来等效",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":27,"type":28},[],287646016,[42,43,44,45],"20,20","20,1","10,1","10,20","电压源模型&quot;20V、1&Omega;&quot;等效为电流源模型时,其电流源IS A,内阻Ri &Omega;",{"answer":48,"createTime":5,"id":49,"options":50,"question":54,"source":27,"type":28},[],287646017,[51,52,11,53],"8V","16V","10V","图示电路2&Omega;电阻两端的电压为 .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F257839a4104d913cb17c50eadf20cef6.jpg\">",{"answer":56,"createTime":5,"id":6,"options":57,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":27,"type":28},[],287646019,[62,63,64,65],"1A","0.6A","0.8A","1.2A","应用等效变换计算如图2-3所示电路中的电流I= .\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F030c7442dc8a29df885fe7b77d8d40a4.jpg\">",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":27,"type":28},[],287646020,[71,72,73,74],"5&Omega;","3&Omega;","75&Omega;","15&Omega;","电压源模型如图所示,其等效的电流源模型的电阻值为?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd8d84f121995364765bc30c778595719.png\">",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":27,"type":28},[],287646021,[80,81,82,83],"5A","3A","75A","15A","电压源模型如图所示,其等效的电流源模型的电流值为?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd8d84f121995364765bc30c778595719.png\">",{"answer":86,"createTime":5,"id":87,"options":88,"question":92,"source":27,"type":28},[],287646022,[9,89,90,91],"7V","35V","V","电流源模型如图所示,其等效的电压源模型的电压值为?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff52147fc978c1ae1d5806d7caf238073.png\">",{"answer":94,"createTime":5,"id":95,"options":96,"question":100,"source":27,"type":28},[],287646023,[71,97,98,99],"35&Omega;","7&Omega;","&Omega;","电流源模型如图所示,其等效的电压源模型的电阻值为?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff562ac1540b9f747da8c89c283cb85a5.png\">"]