Four Point Charges Are Located at the Corners of a Square

question 41

Multiple Choice

Four point charges are located at the corners of a square, 1.00 m by 1.00 m. On each of two diagonally opposite corners are 1.00 µC charges. On each of the other two corners are −1.00 µC charges. What is the magnitude of the force on one of the positive charges?

• A) 8.2 × 10^-3 N
• B) 1.3 × 10^-2 N
• C) 3.2 × 10^-3 N
• D) 1.9 × 10^-2 N
• E) 0.00