A parallel plate capacitor of capacitance 12.5 pF is charged by a battery connected between its plates to potential difference of 12.0 V. The battery is now disconnected and a dielectric slab (εᵣ = 6) is inserted between the plates. The change in its potential energy after inserting the dielectric slab i s ______ × 10⁻¹² J.
Physics · Capacitor · capacitor with dielectric
A parallel plate capacitor of capacitance 12.5 pF is charged by a battery connected between its plates to potential difference of 12.0 V. The battery is now disconnected and a dielectric slab (εᵣ = 6) is inserted between the plates. The change in its potential energy after inserting the dielectric slab is ______ × 10⁻¹² J.