RC电路在换路前UC(0-)=0,则UC(0+)()A、﹥0VB、=0VC、﹤0VD、≠0V
RC电路在换路前UC(0-)=0,则UC(0+)()
- A、﹥0V
- B、=0V
- C、﹤0V
- D、≠0V
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