Multiple-Choice Homework Problem

Consider an infinite uniformly charged plane in the x - y plane. Which of the following best describes the field of the plane at points above the plane, on the +z side of the plane.

(a) The field is zero at all points.

(b) The field increases in strength as the field point moves away from the plane.

(c) The field decreases in strength as the field point moves away from the plane.

(d) The field has a constant strength as the field point moves away from the plane.

(e) The field is infinite at all points.