MCQ
Three parallel plate air capacitors are connected in parallel. Each capacitor has plate area `"A"/3` and separation between the plates is 'd', ' $2 d$ ', '3d' respectively. The equivalent capacity of combination is .........$\left(\varepsilon_0=\right.$ absolute permittivity of free space)
- ✓$11 A \varepsilon_0 / 18 d$
- B$5 A \varepsilon_0 / 9 d$
- C$7 A \varepsilon_0 / 18 d$
- D$9 A \varepsilon_0 / 17 d$
