Three 50-Kg Masses Are Located at Points in the Xy Plane

Multiple Choice

Three 5.0-kg masses are located at points in the xy plane, as shown. What is the magnitude of the resultant force (caused by the other two masses) on the mass at x = 0, y = 0.30 m?

A) 2.6 × 10−8 N
B) 2.0 × 10−8 N
C) 2.9 × 10−8 N
D) 2.3 × 10−8 N
E) 2.1 × 10−8 N