[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fFZXtpV8KlVDCP7gQDCZJ-0DNy_irBQqZIYYqfNAWgX8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":16,"related":17,"source":23,"type":24},[],"2023-05-08 01:12:57",921102391,[8,9],"对","错",{"courseId":11,"courseImg":12,"courseName":13,"workId":14,"workName":15},"1000068729","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe63c811a43e2129e2a3a854ab4024a63.jpg","[共享课]电工与电子技术","42718719","电工与电子技术教程考试","当某元件被短路时,该元件两端电压为0.( )",[18,25,35,45,48,57,66,75,84,90],{"answer":19,"createTime":5,"id":20,"options":21,"question":22,"source":23,"type":24},[],921102383,[8,9],"在直流电磁铁中,励磁电流仅与线圈电阻有关,不因气隙的大小而改变.( )","v2",3,{"answer":26,"createTime":5,"id":27,"options":28,"question":33,"source":23,"type":34},[],921102385,[29,30,31,32],"电路中任意节点","电路中任意假想封闭面","电路中任意回路","电路中任意假定回路","KCL定律适用于( )",1,{"answer":36,"createTime":5,"id":37,"options":38,"question":43,"source":23,"type":44},[],921102387,[39,40,41,42],"4A","18A","2A","6A","图 示 电 路 中,电 流 有 效 值 I1 = 10 A,IC = 8 A ,总 功 率 因 数 为 1,则 I 为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffd5e4e89d99c4b2f102965ff48299edc.png\">",0,{"answer":46,"createTime":5,"id":6,"options":47,"question":16,"source":23,"type":24},[],[8,9],{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":23,"type":44},[],921102395,[52,53,54,55],"29","77","5","75","图示电路中,已知1Ω的电阻吸收的功率为4W,4V的电压源发出的功率为4W,已知电压为US2的电压源发出功率,则其发出的功率值为( )W.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F49bdacb8da608f04abb00f5b86a9c8ed.png\">",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":23,"type":34},[],921102399,[61,62,63,64],"在处理电路时一般不涉及电场问题,而在处理磁路时离不开磁场的概念","在处理电路时一般可以不考虑漏电流,但在处理磁路时一般都要考虑漏磁通","磁路的欧姆定律与电路的欧姆定律只是在形式上相似,不能直接应用磁路的欧姆定律去计算","在电路中,当E=0时I=0,但在磁路中由于有剩磁,当F=0时Ф≠0","以下关于磁路和电路的分析,正确的是( )",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":23,"type":44},[],921102401,[70,71,72,73],"1A","-1A","5A","-5A","图示电路中电流I1等于( )A.\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2fe88ed9095e0462b206f02056fb567d.png\">",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":23,"type":44},[],921102403,[79,80,81,82],"1\u002FωL","ωC","1\u002FωC","ωL","容抗的计算公式为( )",{"answer":85,"createTime":5,"id":86,"options":87,"question":89,"source":23,"type":44},[],921102409,[88,79,80,82],"L","感抗的计算公式为( )",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":23,"type":34},[],921102411,[94,95,96,97],"铁磁材料","软磁材料","永磁材料","矩磁材料","按磁性物质的磁性能磁性材料可以分成( )"]