本题目来源于试卷: Gauss Law and Metal in Eclectic Equilibrium，类别为 美国物理杯赛(Physics Bowl)
[单选题]
96.21: Two isolated conductinv sa/gn)/z z6)shw ztkh5sn80g spheres (S1 of radi5w uyd(qkdn5xq ki,h4: k5xq:us 0.030 m and initial charge + 6.0 nC and 4 d55n:uw:q yq(dkkq5 xxhki, S2 of radius 0.040 m and initial charge + 2.0 nC) are connected by a conducting wire. Charge will flow in the wire until:
A. both spheres are equally charged.
B. the net charge is zero.
C. the force of repulsion between the two spheres becomes equal.
D. both spheres have the same surface charge density.
E. both spheres are at the same potential.
参考答案: E
本题详细解析:
暂无
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