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【单选题】
关于RL电路的零输入响应,下列说法错误的是( )
A.
RL电路的零输入响应是电感放电过程。
B.
各响应均按指数规律变化。
C.
电感的磁场能转换为电阻能耗过程。
D.
时间常数越小，衰减越快，放电持续时间越长。
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