稳压电路如图所示,已知稳压二极管DZ的V

稳压电路如图所示,已知稳压二极管DZ的VZ=10V,PZM=1W,IZmin=2mA。求稳压管稳定工作时负载上的电流。

稳压电路如图所示,已知稳压二极管DZ的VZ=10V,PZM=1W,IZmin=2mA。求稳压管稳定工作时负载上的电流。
答案: 40mA
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答:提出了存储程序的概念

2:计算机的“计算”是指( )。
答:将一个符号串变换成另一个符号串

3:求解问题的前提是( )。
答:都不是

4:最早提出用数学方法描述和处理逻辑问题的是( )。
答:布尔

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6:在微型计算机中,应用最普遍的字符编码是( )。
答:ASCII码

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答:汉字的存储

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答:101111.0101

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答:25.2

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答:只能由人来完成

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答:on

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22:The bank clerk listened carefully --- he could discover exactly what the client wanted.
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25:After English, German is the most often language in the European Union.
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26:In Britain, when there is no fog, the use of fog lights is an offence, for --- you may receive a £30 fine.
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28:What-- you do if you were to live alone in the countryside?
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