試卷名稱:106年 - 學士後西醫物理及化學106物理#77053
年份:106年
科目:學士後西醫物理及化學
5. A long, straight, hollow cylindrical wire with an inner radius R and an outer radius 2R carries a uniform current density. Which of the following graphs best represents the magnitude of the magnetic field as a function of the distance from the center of the wire?
(A)
(B) 
(C) 
(D)
(E)送分