Multiple Choice
Four equal negative point charges are located at the corners of a square,their positions in the xy-plane being (1,1) ,(-1,1) ,(-1,-1) ,(1,-1) .The electric field on the x-axis at (1,0) points in the same direction as
A) .
B) .
C) -
D) .
E) - .
Correct Answer:

Verified
Correct Answer:
Verified
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