[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fVFew8Lj_PjJbP1Dy0nyVs6WaCr5TyI8UCyh94LgrW6k":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":11,"question":18,"related":19,"source":28,"type":48},[],"2025-05-28 22:52:53",191770514,[8,9,10],"将交流变为直流","将正弦波变为方波","将交、直流混合量中的交流成分滤掉",{"count":12,"courseId":13,"courseImg":14,"courseName":15,"workId":16,"workName":17},25,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_42088699","第六章 辩护与代理","稳压电源电路中,整流的目的是( )",[20,30,35,40,45,49,58,67,76,82],{"answer":21,"createTime":22,"id":23,"options":24,"question":27,"source":28,"type":29},[],"2025-05-28 22:52:52",191770497,[25,26],"正确","错误","滤波电路的重要作用是把交流电变成直流电.( )","v1",3,{"answer":31,"createTime":22,"id":32,"options":33,"question":34,"source":28,"type":29},[],191770501,[25,26],"整流的目的在于把直流变成交流( )",{"answer":36,"createTime":22,"id":37,"options":38,"question":39,"source":28,"type":29},[],191770505,[25,26],"桥式整流电路在接入电容滤波后,输出直流电压会升高",{"answer":41,"createTime":5,"id":42,"options":43,"question":44,"source":28,"type":29},[],191770509,[25,26],"硅稳压管稳压电路如图所示,这个电路能输出10V的直流电压.( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F461e171f889057a68428a5175f1c6bfb.jpg\">答案",{"answer":46,"createTime":5,"id":6,"options":47,"question":18,"source":28,"type":48},[],[8,9,10],0,{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":28,"type":48},[],191770520,[53,54,55,56],"增大","减小","基本不变","不变\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa2cbc2c073a13d35f94e63c47887ee96.jpg\">","设下图中电路正常工作,当电网电压波动而使u2增大时(RL不变),则IZ ( ),IR( )",{"answer":59,"createTime":60,"id":61,"options":62,"question":66,"source":28,"type":48},[],"2025-05-28 22:52:54",191770526,[63,64,65],"5 V","1.4V","8.6 V \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5376f9e328e9994b552bc394aa06f066.jpg\">","已知直流稳压电路如图所示,则输出电压U0为( )",{"answer":68,"createTime":60,"id":69,"options":70,"question":75,"source":28,"type":48},[],191770529,[71,72,73,74],"100V","120V","90V","45V","在带电容滤波的单相桥式整流电路中,如果电源变压器次级电压的有效值为100V,则负载电压为( )",{"answer":77,"createTime":60,"id":78,"options":79,"question":80,"source":28,"type":81},[],191770532,[],"单相半波整流电路的输出直流电压为110V,直流电流为1.38A,则二极管中的平均电流为 A;二极管承受的反压是 V(保留1位小数)",2,{"answer":83,"createTime":60,"id":84,"options":85,"question":86,"source":28,"type":81},[],191770535,[],"单相桥式整流电路的输出直流电压为36V,直流电流为1.5A,则二极管中的平均电流为 A;二极管承受的反压是 V(保留1位小数)"]