A parallel plate capacitor C with plates of unit area and separation d is filled with a liquid
Channel: Doubtnut
Date: 05/07/2020

A parallel plate capacitor C with plates of unit area and separation d is filled with a liquid of dielectric constant `K=2`. The level of liquid is `d//3` initially. Suppose the liquid level decreases at a constant speed v, the time constant as a function of time t is-