• 2022-07-02
    图示电路开关S原来处于闭合状态,当t=0时开关断开,则开关断开后的电感电压[img=19x17]180367cb27a3706.png[/img]等于[img=1705x1100]180367cb3577d75.jpg[/img][img=1705x1100]180367cb446a816.jpg[/img]
    A: [img=95x22]180367cb4d01994.png[/img]
    B: [img=85x22]180367cb5611aa1.png[/img]
    C: [img=81x22]180367cb5f62cd2.png[/img]
    D: [img=71x22]180367cb6807436.png[/img]