4. The following table shows the charge and location of two point charges in an xy-plane: q1 q2 charge 3.0 μC -4.0 μC location (x,y) (3.50 cm, 0.50 cm) (-2.0 cm, 1.5 cm) What is the magnitude and direction of the electrostatic force on q2? Ans: 35 N, 10.3 degrees South of East

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