本题目来源于试卷: Physics Unit17: Electric Potential，类别为 通用国际物理
[单选题]
A 15-mF capacitor is connec*a+ rznp*(ck:1 cn lzut(g 9zcwm* s-+ irke-/1-j2pipdplzex u :nzh;ed to a 50-V battery and becomes fully charged. The battery is removed and a slab of dielectric that completely fills the spap iipc -m1lz u p*(ge9k+-ewh;/ js2z-rxdn: zce between the plates is inserted. If the dielectric has a dielectric constant of 5.0, what is the voltage across the capacitor's plates after the slab is inserted?
A. $250 \; V$
B. $10 \; V$
C. $2.0 \; V$
D. $0.75 \; V$
参考答案: B
本题详细解析:
暂无
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