When a Piece of Paper Is Held with One Face

Multiple Choice

When a piece of paper is held with one face perpendicular to a uniform electric field the flux through it is 25 N.m²/C.When the paper is turned 25 ° with respect to the field the flux through it is:

A) 0 N.m²/C
B) 11 N.m²/C
C) 12 N.m²/C
D) 23 N.m²/C
E) 25 N.m²/C