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17. 把一个带正电的导体A 靠近一个不带电的孤立导体B 时,结果使( )。
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17. 把一个带正电的导体A 靠近一个不带电的孤立导体B 时,结果使( )。
A、导体B的电势不变
B、导体B的左端电势比右端高
C、导体B的电势降低
D、导体B的电势升高
时间：2021-09-01 19:09
关键词：
青书学堂
延安大学
大学物理（专升本）
答案解析
D
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17. 把一个带正电的导体A 靠近一个不带电的孤立导体B 时,结果使( )。
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