Q: In the arrangement shown in figure, dielectric constant K_{1} = 2 and K_{2} = 3 . If the capacitance across P and Q are C_{1} and C_{2} respectively, then C_{1}/C_{2} will be (the gaps shown are negligible)

(a) 1 : 1

(b) 2 : 3

(c) 9 : 5

(d) 25 : 24

Ans: (d)