Electric Field of Multiple Point-Charges: Three Equal Negative Point Charges

question 16

Multiple Choice

Electric field of multiple point-charges: Three equal negative point charges are placed at three of the corners of a square of side d as shown in the figure. Which of the arrows represents the direction of the net electric field at the center of the square?

• A) A
• B) B
• C) C
• D) D
• E) The field is equal to zero at point P.

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