問題詳情

2.An imaginary closed surface S of radius R is centered on the origin. A positive charge is originally at theorigin, and the flux through hte surface is . The positive charge is slowly moved from the origin to apoint R/2 away from the origin. Now the flux is .
(A)
(B)
(C)
(D)
(E)



參考答案

無參考答案

內容推薦

內容推薦