試卷名稱:112年 - 112 國立中興大學_學士後醫學系招生考試_學士後醫學系甲、乙組:物理#113978
年份:112年
科目:學士後西醫-物理
32. The xy plane is "painted" with a uniform surface charge density equal to 40 nC/m2 . Consider a spherical surface with a 4.0 cm radius that has a point in the xy plane as its center. What is the electric flux in Nm2/C for that part of the spherical surface for which z > 0? (εo=8.85x10-12 C2/Nm2)
(A) 14
(B) 11
(C) 17
(D) 20
(E) 23.