[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f5vgAXyzKXI_5ZTm7SKrZm9gNg-06t5ZmCICggiCZ968":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-12-30 17:21:59",295573679,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3ed8cf3c0a871cf6651a02867365620f.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F87ff3bda986dd68df9d978071b0ecc45.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbf42c4116d1f9d00e098a9ae524e5415.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F66fa62890aa3b2ab39f09dff40c02971.png\">",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},17,"fd6d429be23a2bd7b3a5ecccf7badeae","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc2ba58f00f9be3db74dd3d6c3bf02c33.png","概率论与数理统计","work_45766069","2.2 支路电流法","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9ebb037a1fec172668b7146bdaa87ddf.png\">",[21,33,42,49,57,62,67,72,81,84],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-11-29 11:22:12",240596670,[26,27,28,29],"U=2V;P=10W","U=-1V;P=1.5W","U=7.5V;P=-5W","U=1V;P=5W","应用支路电流法求得图示电路中电压U及10V电压源吸收的功率P分别为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffab7c255c4702bed203162f3ce213787.png\">","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],240596673,[37,38,39,40],"1.5","2\u002F3","4\u002F3","-0.5","图示电路中的电流I=( )A.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fed6e5bfcd1291042c69d5ec9f31d67dd.png\">",{"answer":43,"createTime":44,"id":45,"options":46,"question":47,"source":31,"type":48},[],"2025-11-24 10:06:43",240596674,[],"用支路电流法可得各支路电流为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe45f0d812d7f347aa37c9ee70962e1ca.png\">= A;\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Feb36fda74671ed1c407380befd250fde.png\">= A;\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98709f0fb9889c2dd05f3cd2c49b32b0.png\">= A;\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F57b828fe4fade81b5559726f5ac3f3db.png\">= A;\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffe2a50194f5dbc47e50be5363feaa875.png\">= A.(保留两位小数)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9860e88b99bdd0269b41e936936250d8.png\">",2,{"answer":50,"createTime":44,"id":51,"options":52,"question":55,"source":31,"type":56},[],240596676,[53,54],"正确","错误","若电路的支路数为b,节点数为n,根据KVL可以列出b-(n-1)个独立的回路方程",3,{"answer":58,"createTime":44,"id":59,"options":60,"question":61,"source":31,"type":56},[],240596679,[53,54],"支路电流法是以各支路电流为变量求解电路",{"answer":63,"createTime":44,"id":64,"options":65,"question":66,"source":31,"type":56},[],240596680,[53,54],"支路电流法的实质是KCL方程",{"answer":68,"createTime":44,"id":69,"options":70,"question":71,"source":31,"type":56},[],240596683,[53,54],"若电路节点数为n,则可以列出n个独立的KCL方程",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":31,"type":32},[],295573678,[76,77,78,79],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F16aeca2c775be3c3a7e9762cfcb6d41b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7884aa1835ba06e0ddd76b69d279ee89.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1447779f9360f31ac4e8d77b9781c054.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc055fe9631b29f8b9cbb20f3ec45b87.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F677743661c29a33b50dbecf5d4bdc6b9.png\">",{"answer":82,"createTime":5,"id":6,"options":83,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":85,"createTime":5,"id":86,"options":87,"question":92,"source":31,"type":32},[],295573680,[88,89,90,91],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa831e33163e5b975bb1ce5987b0cfe75.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fda5efe750565474ebf44edeb185d8764.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F49cfc9a2f5a9de0ed502226525f3932c.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F65bac6587a56e823e4bf7ae0f740bca8.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4e857d49399a732a0467938ee6cbffc9.png\">"]