[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fV5_qsRu2UiMDZQZC8QHnJeovN_J8j6eFKZk-XHEETPA":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":26,"type":42},[],"2025-11-26 21:54:57",242663823,[8,9,10,11],"同相","反相","相位差90度","视具体情况而定",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},28,"bcfd18f0428b404f187030d6fd7fd33f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8bffcb347455891ab50196864e814afd.png","模拟电子技术","work_46441589","项目一作业1","关于共发射极放大电路的输入和输出信号相位关系,正确的是",[21,28,33,43,46,54,59,65,75,84],{"answer":22,"createTime":5,"id":23,"options":24,"question":25,"source":26,"type":27},[],242663820,[],"利用放大电路的组成原则,下图中各电路能否正常放大,并说明理由.(提示:画出直流通路和交流通路分析) \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9011b7e5a807f51a8680bd35e6ade8f4.png\">","v1",4,{"answer":29,"createTime":5,"id":30,"options":31,"question":32,"source":26,"type":27},[],242663821,[],"电路如图所示,设UBE=0.6V,ICEO、UCES可忽略不计,试分析当开关S分别接通A、B、C三位置时,三极管各各工作在输出特性曲线的哪个区域,并求出相应的集电极电流. \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe9af21e4add63d9458ce6e82ba33e604.jpg\">",{"answer":34,"createTime":5,"id":35,"options":36,"question":41,"source":26,"type":42},[],242663822,[37,38,39,40],"电压源","电流源","开路","短路","在画三极管放大电路的直流通路时,电容应该等效成( )",0,{"answer":44,"createTime":5,"id":6,"options":45,"question":19,"source":26,"type":42},[],[8,9,10,11],{"answer":47,"createTime":5,"id":48,"options":49,"question":52,"source":26,"type":53},[],242663824,[50,51],"正确","错误","在阻容耦合共发射极放大电路中耦合电容 C1C1和 C2C2 的作用是隔离直流、传导交流",3,{"answer":55,"createTime":5,"id":56,"options":57,"question":58,"source":26,"type":53},[],242663825,[50,51],"共发射极放大电路中,在空载情况下,交流负载线与直流负载线是同一条直线",{"answer":60,"createTime":5,"id":61,"options":62,"question":63,"source":26,"type":64},[],242663826,[],"本周学习的共发射极放大电路中,若测得电路的静态集电极电位 VCVC 接近 VCCVCC,说明晶体管很可能工作在 ________ 状态;若 VCVC 接近 0V,则可能工作在 ________ 状态",2,{"answer":66,"createTime":67,"id":68,"options":69,"question":74,"source":26,"type":42},[],"2025-12-19 01:32:47",273018193,[70,71,72,73],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F62f3f4cab10f22ba75cd56d650b9936c.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc135aee7a915fef38f81452e4250b6d5.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fac486c51eb445b04b1d811e09d7ffb67.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8593110eab6af79c8f4aa835c38b48b9.gif\">","下列函数是奇函数的是( )",{"answer":76,"createTime":67,"id":77,"options":78,"question":83,"source":26,"type":42},[],273018195,[79,80,81,82],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb4b109752a131c44afbf9ff57936e790.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F715a4820a0e35af63f606b244cb9b150.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F73fda3f1ce2fc7b0f0c9974fb2ca2ecf.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbba6350103976b0d4e788aacb45f98c7.gif\">","函数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe9721f930303f0f4d8db5951a0fa04bb.gif\">的单调减区间是( )",{"answer":85,"createTime":67,"id":86,"options":87,"question":92,"source":26,"type":42},[],273018198,[88,89,90,91],"一个函数若不是奇函数就是偶函数","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F58dcc97b9aa66de85970ca31c7794b99.gif\">的周期为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F90e8a1ae0c61bd678cd430ff25ae1c1c.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0e7b22b90a216507bcce12312c01e747.gif\">上是无界函数","函数的单调性和区间无关","以下说法正确的是( )"]