FIGURE 21-8
-Three equal point charges are placed at the corners of a square of side d as shown in Fig. 21-8. Which of the arrows shown represents the direction of the net electric field at the center of the square?

Question

FIGURE 21-8 
-Three equal point charges are placed at the corners of a square of side d as shown in Fig. 21-8. Which of the arrows shown represents the direction of the net electric field at the center of the square?

Quizplus · Accepted Answer

The net electric field at the center of the square is zero because the electric fields due to the three charges cancel each other out.

FIGURE 21-8 -Three Equal Point Charges Are Placed at the Corners of the Corners