A 12pF capacitor is connected to a 50V battery. How much electrostatic energy is stored in the capacitor?

Question

by Doubtly (98.9k points) in Chapter 2 Electrostatic Potential and Capacitance asked Oct 30, 2022 682 views

edited Jun 29, 2023

1 Answer

Doubtly · Answer 1 · 2022-10-30T14:03:49+0000

by Doubtly (98.9k points) answered Oct 30, 2022

edited Jun 29, 2023

C = 12 pF, V = 50V
E = \(\frac { 1 }{ 2 }\)CV²
= \(\frac { 1 }{ 2 }\) x 10^-12 x 50 x 50
= 150 x 10^-10
= 1.5 x 10^-8 J