本题目来源于试卷: Physics Unit17: Electric Potential，类别为 通用国际物理
[单选题]
Two identical aluminum iop0 eyt7l45wqy im 18objects3.l o.ij9ptr,ox.ff kda/ y x6 are insulated from their surroundings. Object A has a net charge of excess electrons. Object B is grounded. a9.l6drj/, pfx.iooxkt 3fy . Which object is at a higher potential?
A. Object A
B. Object B
C. Both are at the same potential.
D. cannot be determined without more information
参考答案: B
本题详细解析:
暂无
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