問題詳情
49. Addition of a metal slab of thickness a between the plates of a parallel plate capacitor of plateseparation d is equivalent to introducing a dielectric with dielectric constant x between the plates.The value of x is
(A)(d-a)/d
(B)d
(C)d-a
(D)d(d-a)
(E)d/a.
參考答案
答案：D
難度：計算中-1
書單：沒有書單，新增