[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fmOymnIcvrUVv9VMsXnCKNxpJTfxm4Qh7TcGXh_rCrEo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-10-27 14:04:08",221842222,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6d42eb788ddd5307c8cc248e2ab11046.png\">是输入接入前的状态,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa2af277f3f45c02aa7d9773363e8b744.png\"> 是输入接入后的状态","它们总是相等的","它们总是无关的","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6d42eb788ddd5307c8cc248e2ab11046.png\">是输入接入后的状态,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa2af277f3f45c02aa7d9773363e8b744.png\"> 是输入接入前的状态",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},15,"984924411a93cd36fe1b281cd570577c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c14dc025e1f6944d05e8ee98b498ac2.png","信号处理与系统","work_46820457","第4-5讲作业-2025","初始状态 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6d42eb788ddd5307c8cc248e2ab11046.png\"> 和初始值 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa2af277f3f45c02aa7d9773363e8b744.png\"> 的区别在于",[21,32,42,45,55,64,73,82,91,99],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],221842220,[25,26,27,28],"两个子系统冲激响应的卷积","两个子系统冲激响应的乘积","两个子系统冲激响应的相加","两个子系统冲激响应的微分","两个LTI系统并联,其总系统的冲激响应等于","v1",0,{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":30,"type":31},[],"2025-10-27 14:04:40",221842221,[37,38,39,40],"系统的特解","系统微分方程的特征根","系统的初始状态","输入信号的形式","系统的自由响应模式取决于",{"answer":43,"createTime":5,"id":6,"options":44,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":46,"createTime":47,"id":48,"options":49,"question":54,"source":30,"type":31},[],"2025-10-16 14:10:39",221842223,[50,51,52,53],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\">在\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1aa12e3a373a059a4b1b27f18f883507.png\">时的值","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\">的积分","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\">的微分","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\">的幅度","系统冲激响应\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\"> 的什么特性直接决定了系统的因果性",{"answer":56,"createTime":47,"id":57,"options":58,"question":63,"source":30,"type":31},[],221842224,[59,60,61,62],"微分器","放大器","延时器","积分器","一个LTI系统的冲激响应为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1261f0d14301606056105e99c8d4ad.png\">,则该系统是一个",{"answer":65,"createTime":34,"id":66,"options":67,"question":72,"source":30,"type":31},[],221842225,[68,69,70,71],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F01e863871e023d53d314075f02fddfbb.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6a63f7618355a23d08345854300ee378.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb4b980115785123040bdab45d1d7c078.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd17e00cce05abc3cb5b7516963d27fda.png\">","若某微分方程的特征根为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F947ff9ac765aeb9075234a267a52b6af.png\">,则其零输入响应\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F91fef41dc574e34e1e8682abbdeab919.png\">的一般形式为",{"answer":74,"createTime":5,"id":75,"options":76,"question":81,"source":30,"type":31},[],221842226,[77,78,79,80],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa668bd24d9d89e36653f0c1bf54e9441.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1418caa4def3f3181c14f249c2db6faf.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F849a2001646a9e116b7a4194619c3316.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6039f010256fbc3f9fae55e8c661ae7d.png\">","若一个LTI系统的阶跃响应为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F47e760c09f3789f6b4570e1ddc60ec31.png\">,则其冲激响应 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\"> 为",{"answer":83,"createTime":47,"id":84,"options":85,"question":90,"source":30,"type":31},[],221842227,[86,87,88,89],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa1d227ac60bfafdb0172f3f1f0d49fc6.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe4fad7024d28c32ae4e9ceb87f76aa07.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F804052fcfff16a9f377f53b7aa8337cc.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F599ae4b6c73eaa7204a038e65a04ca25.png\">","信号\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa1d227ac60bfafdb0172f3f1f0d49fc6.png\">与单位冲激信号 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe4fad7024d28c32ae4e9ceb87f76aa07.png\"> 卷积,结果是",{"answer":92,"createTime":5,"id":93,"options":94,"question":98,"source":30,"type":31},[],221842228,[95,96,87,97],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe384987338d4cb08b4018ebc0120719b.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4ea59f34ff9b10d7712103fe1b847081.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6316a2ea8cd1b395a138845c153c096f.png\">","一个系统的输入为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc5a605d2c554d3508cb06b1e16fb0c01.png\">,输出为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa1cae6c1c4c078d78997da004682109e.png\">,则该系统的冲激响应 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F946e2e336d762ff6a259f038021e6c5a.png\"> 为",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":30,"type":31},[],221842229,[103,104,105,106],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd63281a6e9b7e4f2a06c50d96edffdff.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb7595c103d4ca75bed452a4c5090e72d.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4da693ae0d038f4f8bdcbbf9ad587c35.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6bb411111b33e31c7ab7d876ceac1929.png\">","描述一个二阶LTI连续系统的微分方程为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F848b72acb9aacb4bcda47b327e88b731.png\">.该微分方程的特征方程是"]