[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkQ0B24K8F7neAHZNLI70mbGVzIEOeLEWNR0-UnXrsJw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-06-11 21:30:23",198697782,[8,9,10,11],"rid=∞,KCMR=∞","AOd=∞, rO =0","AOd=∞, BW =0","rid=∞,AOd=∞",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"1e83d75c00fb8a5e5658e093ebfc6e4a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F23098aa3db1341d840e140e904373835.jpg","24\u002F25(2)电工与电子技术D-23级","88778edb050649cfb9cebf1f5801c47d","集成运算放大器及反馈电路","理想运放工作在线性区时的"虚断"和"虚短"是根据( )的理想条件得到的. (rid—输入电阻;rO—输出电阻;AOd—开环增益;KCMR—共模抑制比;BW—频带宽度)",[21,32,40,49,52,61,69,79,88,96],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],198697770,[25,26,27,28],"U+ = U-","U+ > U-","U+ < U-","无法确定","理想集成运放工作在线性区时有()","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":39,"source":30,"type":31},[],198697774,[36,37,38,28],"第一级输入电阻","最后一级输出电阻","增益最高的那一级电阻","多级放大电路的输入电阻等于()",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":30,"type":31},[],198697778,[44,45,46,47],"阻容耦合电路","变压器耦合电路","直接耦合电路","二极管耦合电路","为了放大缓慢变化的非周期信号或直流信号,放大器之间应采用( )",{"answer":50,"createTime":5,"id":6,"options":51,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":53,"createTime":5,"id":54,"options":55,"question":60,"source":30,"type":31},[],198697786,[56,57,58,59],"+12V","-6V","6V","0V","电路中,运算放大器的饱和电压为±12V,稳压管的稳定电压为6V,设正向压降为零,当输入电压ui=-1V时,输出电压uO等于 ( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2d1bc81ae7caab03236703e60ea7f6a2.png\">",{"answer":62,"createTime":5,"id":63,"options":64,"question":68,"source":30,"type":31},[],198697790,[65,66,67],"20V","-20V","13V","在图 16.01所示电路中,若运算放大器的电源电压为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1c209f1d39eb544118ee67909b6a05ce.webp\">15 V,则输出电压\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2a37832b1905bd5b11da2e15b156deff.webp\">最接近于( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2074a97d0bf41ca9fda60800da302d4b.png\">",{"answer":70,"createTime":71,"id":72,"options":73,"question":78,"source":30,"type":31},[],"2025-06-11 21:30:24",198697795,[74,75,76,77],"与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0fdbfe2aaeb73b03555e832c625f0add.webp\">同相的正弦电压","与\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0fdbfe2aaeb73b03555e832c625f0add.webp\">反相的正弦电压","矩形波电压","三角波电压","在图16. 06所示电路中,若\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe6236f560441e2e5e12574b2c4bc4010.webp\">为正弦电压,则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2a37832b1905bd5b11da2e15b156deff.webp\">为( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa9bc57d991636f3cc7de2f9be964b061.gif\"> \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F010677394aec7be149d0a5b82035ad10.png\">",{"answer":80,"createTime":71,"id":81,"options":82,"question":87,"source":30,"type":31},[],198697799,[83,84,85,86],"1","2","0","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbd1cf3c8112e85fd9814c042b796e39b.webp\">","电路如图所示,其电压放大倍数等于 ( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffeccd1c146ed4c04bad6f26718bdfff8.png\">",{"answer":89,"createTime":71,"id":90,"options":91,"question":95,"source":30,"type":31},[],198697802,[92,93,94],"2V","正饱和值","负饱和值","运算放大器电路如图所示,输入电压ui = 2V,则输出电压uO等于 ( ). \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2bdccec760a1efe362e629c68c1e34af.webp\">",{"answer":97,"createTime":71,"id":98,"options":99,"question":103,"source":30,"type":31},[],198697805,[100,101,102],"由小变大","由大变小","基本不变","电路如图所示,若ui一定,当可变电阻RP 的电阻值由小适当增大时, 则输 出电 压的 变化情况为 ( ) . \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9356cf171e7fa844fe9af2fa55e194c4.webp\">"]