問題詳情

1. (5%) A cylindrical capacitor consists of an inner conductor of radius a, and an outerconductor whose inner radius is b. The space between the conductors is filledwith a dielectric of permittivity ε. The length of the capacitor is L. Thecapacitance of this this capacitor is
 


(A) C=2πεL/ln(b/a)
(B) C=2πεL/In(a/b)
(C)C=2πεL/In(ab)
(D) none of the mentioned

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增