• 2022-06-16
    求题[tex=2.286x1.143]1IK8aNRLd9Tqm5NoXLrt4Q==[/tex]图所示电路中 a 、b 两点间的电压[tex=1.5x1.214]lGISQUxxCa+la7jpvj/yNA==[/tex] 。[img=318x297]17aa82f5d23f765.png[/img]
  • 应用欧姆定律,得[tex=13.214x5.5]cCc0YEALNaEDJ33sHYF12haXoM61rr8Guma4kLS7NJDy4Zpfb6FTALwvf93e5LSzt55gVT1oXqwaAeM05q13J7yVYQP9lRSxhf0GSCo9PcJebwnffCbntiu7hoXlu5SZn1HkFLY96mdsgXDgTN9ClO4jRonHenfFfmG253qJFLGu4C2lYPa+ZRMKRUTr1Tf+[/tex]则[tex=19.643x4.071]dQi9R6Abvg1Ts6uLunDAMXLNJLsXgtT9cipLEF7c6RGcD67WSVqVfmNDFd0KqimiiFdOAWdz+ZPJRzFqazC2RWBR2P9QfrIUj9h6kBdl1pa3DWVqEfXuS4U4a45bTBVKpPT0r130GVb4cvGMMCP+3ghtihSnotZLpKkv26gpc++hWNbr/NNV8HN55Met7QMEolr2gyCad05Q9hPyMIetkw==[/tex]

    内容

    • 0

      求图(b)所示电路的输入电阻[tex=1.5x1.214]7IC123SoFKA8usCTINgFOA==[/tex]。[img=300x198]17aa92331502081.png[/img]

    • 1

      求题[tex=2.286x1.143]UI1Yhf5QK9fn0kztVplCsg==[/tex]图所示电路在哪些频率时短路或开路?.[img=247x379]179ae4e5bf180c9.png[/img]

    • 2

      题[tex=2.286x1.143]H1mNlrCeB8MQcQNTKDz6zg==[/tex]图所示电路中含理想运算放大器,且电容的初始电压为零,试分别求:[tex=6.071x1.357]PDXMH2I4BUblPnYgXWNGMhfXxyrldB/QwqyKaO/42v4SaqlnO9vlRkuMquuCs3jl[/tex][tex=5.5x1.357]8VVpm+VaGzGKz/qMyBT7kFICQzs4yEszSyqhjKq2Cxw=[/tex] 时电路的输出电压[tex=0.929x1.0]M6rCjWOyyOXOB1PmbinM2A==[/tex].[img=307x245]179a80492b20713.png[/img]

    • 3

      题 $3.5$ 图所示电路, 已知 [tex=5.214x1.5]qZ1Xf2a0JTGI2iK0NHylI+8myIeETgwOzLGad1sxNADdHi6aeUWnXfK95g49Es4y[/tex], 求电压[tex=1.714x1.357]PHQU/cbip4o9BavRUlPCmA==[/tex]。[img=455x158]17d17e3fc4dc9d9.png[/img]

    • 4

      题[tex=2.286x1.143]LPCruqHgKS0qOEkrXeQzXQ==[/tex]图所示电路中电感的初始电流为零,设[tex=7.214x1.429]IYrXXVIj7ifskuisnI2j766yQn87pf2h/9YLsDgtc+3Ig7gtsPHFIVXTM4m0iJN4[/tex],试用卷积积分求[tex=2.214x1.357]8OJTdr7C2K8IuiW34OV7MA==[/tex]。[img=194x167]179a80746449209.png[/img]