选择题:测量静态工作点时,电路中其他参数不变,升高电源电压,则集电极电压UC如何变化()

题目内容:

测量静态工作点时,电路中其他参数不变,升高电源电压,则集电极电压UC如何变化()

A.上升

B.下降

C.不变

D.不确定

参考答案:

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