请在 下方输入 要搜索的题目:

 图示电路, 求支路电流[tex=2.714x1.286]EIFuu23DwORK0VJlS9ymswas3D0VbJ6OjFXMp6xxFeM=[/tex] 和 [tex=0.857x1.286]nYqwY+03H8i74tTl8N2ukA==[/tex] 。[img=218x141]17d1405e3e16882.png[/img]

 图示电路, 求支路电流[tex=2.714x1.286]EIFuu23DwORK0VJlS9ymswas3D0VbJ6OjFXMp6xxFeM=[/tex] 和 [tex=0.857x1.286]nYqwY+03H8i74tTl8N2ukA==[/tex] 。[img=218x141]17d1405e3e16882.png[/img]

发布时间:2025-06-24 19:41:49
推荐参考答案 ( 由 快搜搜题库 官方老师解答 )
联系客服
答案:解 (1) 应用支路电流法求解。对节点 [tex=0.571x0.786]c59+3vo0/Vn/FvNRhDRu5g==[/tex]列 写[tex=2.286x1.0]i2qarqe/zmbqM3tTiysbpQ==[/tex]方程[tex=6.429x1.214]nMcUuTmRi9JGuXppLHDLzuHuMt5yu6ghu/dlr2p7zWg=[/tex]对回路[tex=2.5x1.286]oAG1ag4HUGNxikHpPyMaJQ==[/tex]分别列写 [tex=2.143x1.0]kj4HLueMfHPSGEx3MP/V0Q==[/tex]方程[tex=8.214x2.786]UD5Uh4Sf0JOreHxD3gt15p87YTdLnWmxuXnFKFxE4YbR2cH0uhfXE5cNKl3gZOt64X5N36+q21Fdcnud1YaqS9wKbtr3QCBl8q0pyWBmRwXsgqWXCEskdKM8/cMcpG4A[/tex]应用克莱姆法则求联立式(1)、式(2)和式(3), [tex=7.429x1.286]VTFiYD3ORVWcG+wYyDtG73+Zm4MPJphpjSaZrfy2hYaj1Nb5OYlXoOqD1eVi3Nw3SwnJQ53qoF69k4ONxiDjow==[/tex]分别为[tex=26.429x7.786]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[/tex]所以各电流分别为[tex=30.0x2.429]eVqkhXuVFVtvofcK2hE2h7hbxzf7SCJ5BL9/v87hpO7ikwI7/08/EmcU5rvPQv0G/lwn54toUhXgEWxDmm8Raf22dZkGHgjbG6GmpXHwAzYXeH45CwaZqpPl7YtxFrkVo3z2r/qCVYXJxm/R0yz4ys1CaVqK1Chn8effLKU3eQ2kuRPeStqv12BEzXFyLdCvNI0qhw3h3qkyID4DOTbQuAne69EHXz/p4RAGw0bHNF5VfQefsDGVPP28FO/lL0A+Dv3tWYfrPVHo0UmW4isTCg==[/tex](2) 应用网孔法求解。设网孔电流 [tex=3.071x1.286]FaFK9gSD15sm1TddquiuG3k9otqqFDGs7Yynh4kuR50=[/tex]如题解 [tex=1.286x1.0]b2BpjAdOiDeNIDzvphEUKg==[/tex]图中所示。列写网孔方程[tex=8.714x2.786]GE56u9QCDTqcLxZ66HADyq15W50X897Euyyi7/mXPUJrefUCzZQEPWuiMUgwgCmzOeODbC9LcELVXylJ3R/Wdjaput5Fpoj8LsrDcDFkD2Fb7h1d/Veh4j+OV+ylmeMcKZ3KtvvV/h8+R81pHw8Eh3dAc1sP/ND+CYaCz3wGXLcH+goFld/0xW35Ygr5BBde[/tex]应用克莱姆法则求解以上方程组[tex=21.357x5.929]qeiYnKXLEhyhuGRg8yLtr96akYWV/paR2UIFctJa10wJ4fau2dRGYWFSEhL7n6IjJZegEipnCOgQ8kINrtm2pWp8CkgK5KIyuAfBTC4cknxjNJ2ULNkHyPhU1ZvAt+aNU+IHCz8NJXhJ9ZoD13Tn04C9m2UUtEoWVbzN5bdaILcCWwlLUoBgRRtEGeu2OYm52EWwMDkWnS+ujr4WHDTUP6W6THzW5EBvl57BSS6IFeBRjB0CjkXKHroRHhAIRSrACu1IA9Ifigvd0iapX79vGmiuz/n0jmBoxs/oz0PkCBCG2u2u4/St9OCtEs2XjqBU5VvgVs8gPqYE8NZqy0drUE4Zt2h5+RVGNcscVkOgA0dXA9K61F7Q2fqH+vrffaSEZ71xa0z0eASRGydshFFMow==[/tex]所以[tex=9.071x5.214]UD5Uh4Sf0JOreHxD3gt15nkk3ge1UcQzmjY2PiEKUisGA3O5BYkhuoz3k0lcusXZpmRzYNRy0dItLO52/Usj3LKtNjwoyoTMLbsjecc0oMHTxv/zF5LjcwZb9WdfvPtSOk+oYF1zF31ZO5yR1EvY5+aE76o3oFeQ7VB8IOTHL7zzlgEYQrSJ9Mm5eHO4p2tY291jqjEON0AlgGgM4PvdZjiGRsJfFDFFMLjcoK0YpPU4ebSjnCJSda9Q/d6Wfr8oYhAVJUq88gpZ1BM1JbHEew==[/tex]由图中所示各支路电流参考方向及求解出的网孔电流, 可得电流[tex=11.214x4.071]UD5Uh4Sf0JOreHxD3gt15syOtZi3WGyTbBHyuYXb6Gmhpd3FYf19WFo2Aq+WeJ67dYefdNBZ7tXb1qXZB5fMps1R7wHhsoJQHu4CsJMRV8vEMFb1zP8W4xijaJewZCtUrevbnKCYcccDzcA1Y4Gp39ceIiUQwtqR49FbAZSqqe7tHdKMZqk0v25Q1m8yqK968Z6lE/sJ02QMeGmNsxchcVqvAZMXyCxjQgme6cl4qc0=[/tex]
专业技术学习
专业技术学习
搜搜题库系统