Multiple Choice
The electric potential at the center of a square of side 40 cm is 4.0 V when a charge +Q is located at one of the square's corners. When a charge -Q is placed at the opposite corner, the electric potential at the square's center is
A) 0.0 V.
B) 2.0 V.
C) 4.0 V.
D) 8.0 V.
Correct Answer:
Verified
Correct Answer:
Verified
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