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在负载的额定电压低于电源电压的情况下,通常需要与负载( )联一个电阻,以降落一部分电压。
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在负载的额定电压低于电源电压的情况下,通常需要与负载( )联一个电阻,以降落一部分电压。
A、串
B、并
C、混
时间:2021-07-17 23:23
关键词:
发电厂及电力系统
高起专
电路理论
19级补考
2020年第二学期补考
答案解析
A
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