A Particle (Charge = -15

question 14

Multiple Choice

A particle (charge = -15.0 µC) is located on the x- axis at the point x = -25.0 cm,and a second particle (charge = +45.0 µC) is placed on the x- axis at x = +30.0 cm.What is the magnitude of the total electrostatic force on a third particle (charge = -3.50 µC) placed at the origin (x = 0) ?

• A)2.33 mN
• B)23.3 N
• C)0.818 N
• D)8.18 N
• E)2.67 N