• 2022-06-17
    图示电路开关原来闭合,且电路已达稳态。t=0是开关断开,则t>0时的电感电流等于[img=1596x1141]1802d0ee208af0e.jpg[/img]
    A: [img=85x43]1802d0ee2b3d0a6.png[/img]
    B: [img=101x43]1802d0ee3425a57.png[/img]
    C: [img=81x43]1802d0ee3d48207.png[/img]
    D: [img=101x43]1802d0ee460115a.png[/img]