The electric field shown is produced by a single point charge at the center of the picture.
-What type of charge produces the electric field shown?
A)positive
B)negative
C)neutral
D)impossible to tell

Question

The electric field shown is produced by a single point charge at the center of the picture. 
-What type of charge produces the electric field shown?
A)positive 
B)negative 
C)neutral 
D)impossible to tell

Quizplus · Accepted Answer

The electric field lines are radiating outwards from the center, which indicates that the point charge located at the center is positive. If the charge were negative, the field lines would be pointing towards the center. If the charge were neutral, there would be no electric field lines at all. Therefore, the best choice is A)positive.

The Electric Field Shown Is Produced by a Single Point