[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$flle-fux1Y_bPcXD9GOZof29UwaqAqI6faSGeVYDfE1k":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2024-01-05 15:55:29",127500888,[8,9,10,11],"500V.A","100V.A","700V.A","500W",{"courseId":13,"courseImg":14,"courseName":15},"ab9fe911ad6013cdb7604752b0e5c64f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","电工电子22","RLC串联电路中,P=300W,Q=400var,则S =",[18,29,38,41,50,59,68,78],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],127500878,[22,23,24,25],"10\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc1624fdb8815580ac762a55630a6d0e.webp\"> A","20 A","10 A","20\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc1624fdb8815580ac762a55630a6d0e.webp\">","有一正弦电流,其初相位\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9782b45d260a1baf0c7baba5e7b6375c.webp\">,初始值\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81dfa672c06270f98029145c404d48de.gif\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98862ab03dda9162742e433b1db59aad.webp\">,则该电流的幅值Im为","v1",1,{"answer":30,"createTime":5,"id":31,"options":32,"question":37,"source":27,"type":28},[],127500884,[33,34,35,36],"电压有效值与电流有效值乘积","平均功率","瞬时功率最大值","功率的有效值","正弦交流电路的视在功率是表征该电路的",{"answer":39,"createTime":5,"id":6,"options":40,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":27,"type":28},[],127500896,[45,46,47,48],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff3fb0d3ed5428f2a00a84b8396c2c9b5.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81dfa672c06270f98029145c404d48de.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9dd5d3034d974d5967d099d6d66a645e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F34257c4d0f696f427923849cf948100d.png\">","0","在RLC串联电路中,阻抗模",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],127500903,[54,55,56,57],"0.8","0.6","3\u002F4","3\u002F8","在RLC串联电路中,已知:R=3Ω,XL=8Ω,XC=4Ω,则电路的功率因素为",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":27,"type":28},[],127500910,[63,64,65,66],"1:1","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fed93fa7c7a2fcbe1c18d0f29fb35e3e7.png\">","3:1","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F79b84735ee87cd7ce02044f89d763b2a.png\">","在对称的三相电压作用下,将一个对称的三相负载分别接成三角形和星形时,通过的线电流之比为",{"answer":69,"createTime":70,"id":71,"options":72,"question":77,"source":27,"type":28},[],"2024-01-05 15:55:30",127500914,[73,74,75,76],"线电压与线电流之间的相位差","相电压与相电流之间的相位差","相电压与线电流之间的相位差","线电压与相电流之间的相位差","对称三相电路的有功功率,其中功率角为",{"answer":79,"createTime":70,"id":80,"options":81,"question":86,"source":27,"type":28},[],127500919,[82,83,84,85],"i1 超前i2 60°","i1滞后i2 60°","相位差无法判断","i1 超前i2 75°","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb67d5dd750e0ba9802b90b965ea5a51e.png\">"]