FIGURE 21-9 -Three Equal Point Charges Are Placed at Three of the Three

question 11

Multiple Choice

FIGURE 21-9
-Three equal point charges are placed at three of the corners of a square of side d as shown in Fig. 21-9. Which of the arrows shown represents the direction of the net electric field at the center of the square?

• A)A
• B)B
• C)C
• D)D
• E)none of the above

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