[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fn3LmcYiPUsyMDylhWv9yBvqeZMqeBPln-EG-mXZTZ-o":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2024-05-21 12:57:55",145021251,[8,9,10,11],"支路电流","结点电压","树支电压","网孔电流",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},10,"5f572d729c08ef8d1455b386f9d896c5","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5865f7bbb6ac03f4df94010d0b50a871.jpg","电路原理","974f09ff07554489a36f38d3989de02a","3-3网孔、回路电流法","对于平面电路,列写的网孔电流方程中的未知变量是( )",[21,26,35,44,52,61,70,80,89,103],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":25},[],145021253,[30,31,32,33],"n-1","b-1","b-n+1","b","对于平面电路,列写的网孔电流方程的个数是( )",{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":24,"type":25},[],145021255,[39,40,41,42],"KCL","KVL","KCL和KVL","什么方程都可以","网孔电流法列写的方程本质上是( )",{"answer":45,"createTime":5,"id":46,"options":47,"question":51,"source":24,"type":25},[],145021256,[48,49,50],"正的","负的","可正可负","列回路电流方程时,若回路间有互阻存在,则互组肯定是( )",{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":24,"type":25},[],145021257,[56,57,58,59],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd98063be5ab4155e3ccc4a883f06200f.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5236a5dbb887a43450e728d1e8547e66.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd47130f021d0e0e3e63e85c2b488b33a.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0aaa6066cbf1e533a0e2586c4c50de02.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffadf5d0d4b6f88b33cf8105b20a26af4.jpg\"> 电路如图所示,则其回路1的回路电流方程为( )",{"answer":62,"createTime":5,"id":63,"options":64,"question":69,"source":24,"type":25},[],145021258,[65,66,67,68],"(2+2+2)Im1-2Im2-2Im3=12 -2Im1+(1+2+3)Im2-Im3=-6 -2Im1-Im2+(1+2)Im3=0","(2+2+2)Im1-2Im2-2Im3=-12 -2Im1+(1+2+3)Im2-Im3=6 -2Im1-Im2+(1+2)Im3=U","(2+2+2)Im1-2Im2-2Im3=12 -2Im1+(1+2+3)Im2-Im3=-6 -2Im1-Im2+(1+2)Im3=-U","(2+2+2)Im1-2Im2-2Im3=12 -2Im1+(1+2+3)Im2-Im3=-6 Im3=-2","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F06764ddd8c639aa90d934d01789b2a85.jpg\"> 电路如图所示,下列网孔电流方程组正确的是( )",{"answer":71,"createTime":72,"id":73,"options":74,"question":79,"source":24,"type":25},[],"2024-05-21 12:57:56",145021259,[75,76,77,78],"(5+2+5)I m1-2Im2-5Im3=13 -2Im1+(2+4)I m2=-5U -5Im1+5I m3=5U U=2(Im1-Im2)","(5+2+5)I m1-2Im2-5Im3=-13 -2Im1+(2+4)I m2=5U -5Im1+5I m3=-5U U=-2(Im1-Im2)","(5+2+5)I m1-2Im2-5Im3=-13 -2Im1+(2+4)I m2=-5U -5Im1+5I m3=5U U=2(Im1-Im2)","(5+2+5)I m1+2Im2+5Im3=-13 2Im1+(2+4)I m2=-5U 5Im1+5I m3=5U U=2(Im1-Im2)","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3d15628822246ee3db1d4055f0cd41f0.jpg\"> 电路如图所示,下列网孔电流方程组正确的是( )",{"answer":81,"createTime":72,"id":82,"options":83,"question":88,"source":24,"type":25},[],145021260,[84,85,86,87],"2","3","5","6","电路如图所示,则电流I等于( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F015ca3353309a1dc19956914bc345da7.png\">",{"answer":90,"createTime":72,"id":91,"options":92,"question":101,"source":24,"type":102},[],145021261,[93,94,95,96,97,98,99,100],"I1=5","I2=0.25U2","-5I1+I2+(1+1+5)I3=(1-20-4)","-5I1 +(1+1+5)I3=(1-20-4)","I1-(1+10+5)I2+I3=0.25U2","U2=5( I3 -I1)","-5I1 +(1+1+5)I3=(-1+20+4)","I2=-0.25U2","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff58a5745a247e380a18b73c4dacfa5bd.png\"> 电路如图所示,请选出所有正确的方程( )",1,{"answer":104,"createTime":72,"id":105,"options":106,"question":114,"source":24,"type":102},[],145021262,[107,108,109,110,111,112,113],"Il1=0.15A","Ux =32(Il1+Il2-Il3)","Ux =32(Il1+Il2+Il3)","Il3=0.05Ux","-8Il1-32Il2+40Il3=0.05Ux","24Il1+56Il2+32Il3=20","32Il1+56Il2-32Il3=20","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F28c2ea3e2d637bd3f10ce3be552c38c9.png\"> 电路如图所示,请选出所有正确的方程( )"]