試卷名稱:110年 - 110 國立臺灣大學_碩士班招生考試_電信工程研究所甲組:電磁學及電磁波#113085
年份:110年
科目:研究所、轉學考(插大)◆電磁學
8.What does ρ in the Gauss's law
mean?
(A) The free volume charge density.
(B) The free surface charge density.
(C) The sum of the polarization volume charge density and the free voiume charge density.
(D) The sum of all surface charge density and volume charge density.