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Three Equal Charges +Q Are at Three of the Corners

Question 31

Multiple Choice

Three equal charges +Q are at three of the corners of a square of side d.A fourth charge +Q of equal magnitude is at the center of the square as shown in the figure Which one of the arrows shown represents the sum of the forces exerted on the charge at the center of the square? Three equal charges +Q are at three of the corners of a square of side d.A fourth charge +Q of equal magnitude is at the center of the square as shown in the figure Which one of the arrows shown represents the sum of the forces exerted on the charge at the center of the square? A) A B) B C) C D) D


A) A
B) B
C) C
D) D

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