本题目来源于试卷: Dielectric Material，类别为 美国物理杯赛(Physics Bowl)
[单选题]
14.47: An air-filled parallel-plate capacitor ofh7,umdhr * lvmg 0ty6+j0e qv- capacitance C is f3/ zt)lj+8+ vid (sbi ldab9kfully charged after being connected to a battery of voltage V. The battery then is disconnected and an insulating dielectric slab of constant K is inserted between the capacitor’s plates, fully filling the regiosd/lt 89bfvzj (l3b ) ik+iad+n. What is the voltage between the plates once equilibrium is established with the dielectric in place?
A. $K^{2} V$
B. $KV$
C. $V$
D. $V/K$
E. $V/K^{2}$
参考答案: D
本题详细解析:
暂无
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