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A capacitor is formed by two square meta...

A capacitor is formed by two square metal-plates of edge a, separated by a distance d. Dielectrics of dielectric constants `K_(1) and K_(2)` are filled in the gap as shown in fig. Find the capacitance.

A

`(epsilon_0K_1K_2a^2"ln" (K_1/K_2))/((K_1-K_2)d)`

B

`(epsilon_0(K_1+K_2)a^2"ln" (K_1/K_2))/((K_1-K_2)d)`

C

`(epsilon_0(K_1+K_2)a^2"ln" (K_2/K_1))/((K_1-K_2)d)`

D

`(epsilon_0K_1K_2a^2"ln" (K_2/K_1))/((K_1-K_2)d)`

Text Solution

Verified by Experts

The correct Answer is:
A
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