The separation between the plates of an uncharged capacitor

Last updated: 6/12/2023

The separation between the plates of an uncharged capacitor of capacitance Cis d Initially there is air dielectric constant 1 between the plates A slab of a material of dielectric constant 2 and thickness is introduced inside the capacitor as shown Now the capacitor is connected across the 2 terminals of a battery of emf V After the capacitor is completely charged 0 The electric field inside the slab is 47 3d 2V The electric field inside the slab is 3d The potential energy stored in the capacitor is cr The potential energy stored in the capacitor is tor is cv