FIGURE 19-4 -Four Point Charges of Equal Magnitude and Sign Are Arranged

Multiple Choice

FIGURE 19-4
-Four point charges of equal magnitude and sign are arranged on three of the corners of the square of side d as shown in Figure 19-4. Which of the arrows shown represents the net force acting on the charge at the upper right hand corner of the square?

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