The relatively simple dependence of the electrical energy density on the E-field described in the textbook is exact
A) only for ideal parallel plates with no fringing.
B) only for plates with a rectangular surface area.
C) only for plates that conduct perfectly.
D) for any E-field distribution.

Question

Quizplus · Accepted Answer

The energy density is proportional to the square of the electric field, which is true for any E-field distribution.

The Relatively Simple Dependence of the Electrical Energy Density on the E-Field