Two infinite,uniformly charged,flat surfaces are mutually perpendicular.One of the sheets has a charge density of + 20.0 pC/m2,and the other carries a charge density of -50.0 pC/m2.What is the magnitude of the electric field at any point not on either surface?
A) 2.75 N/C
B) 2.82 N/C
C) 3.04 N/C
D) 3.37 N/C
E) 4.45 N/C
Correct Answer:
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