直流电机运行在发电机状态时，其。( ) -题库考试答案搜索网

直流电机运行在发电机状态时，其。( )

单选题

2021-07-17 23:25

A、<span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">E</span><span style="font-size: 12.6px; line-height: 0; position: relative; vertical-align: baseline; bottom: -0.25em; background-color: rgb(255, 255, 255);">a</span><span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">＞U</span>
B、<span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">E</span><span style="font-size: 12.6px; line-height: 0; position: relative; vertical-align: baseline; bottom: -0.25em; background-color: rgb(255, 255, 255);">a</span><span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">＝0　</span>
C、<span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">E</span><span style="font-size: 12.6px; line-height: 0; position: relative; vertical-align: baseline; bottom: -0.25em; background-color: rgb(255, 255, 255);">a</span><span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">＜U</span>
D、<span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">E</span><span style="font-size: 12.6px; line-height: 0; position: relative; vertical-align: baseline; bottom: -0.25em; background-color: rgb(255, 255, 255);">a</span><span style="font-size: 16.8px; background-color: rgb(255, 255, 255);">＝U</span>

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A

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标签：电力系统自动化技术高起专电机学 2019级毕业清考（考试分） 2020年第二学期补考

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