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问题详情

已知空间有a、b两点,电压Uab=10V,a点电位为Va=4V,则b点电位Vb为.( )

A、6V               

B、- 6V              

C、14V 

D、- 14V

时间：2021-07-17 23:12 关键词：计算机科学与技术（脱产）专升本电路原理3选2 平时作业1

答案解析

B

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