Three Charges of Equal Magnitude Q Are Held in the Configuration

question 67

Multiple Choice

Three charges of equal magnitude Q are held in the configuration shown.If a small positive charge,q,is placed at the origin what will be the magnitude and direction of the force it experiences? (Note: Pay attention to the sign on each of the three charges.)

• A) in positive y-direction
• B) in negative y-direction
• C) in positive x-direction
• D) in negative x-direction
• E)0