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Unformatted text preview: charged to -20 nC, is at the (x,y)=(0.0 cm, 2.0 cm). What are the magnitude and direction of the electric force on each object? 6. What magnitude charge creates a 1.0 N/C electric field at a point 1.0 m away? A B C 1 cm 2 cm 1.0 nC 1.0 nC 4.0 nC 7. A +10 nC charge is located at the origin. What are the strengths of the electric field at the positions (x,y) = (5.0 cm, 0.0 cm) and (5.0 cm, 5.0 cm)? 8. What are the strength and direction of an electric field that will balance the weight of a 1.0 g plastic sphere that has been charged to -3.0 nC? 9. What is the strength of the electric field at point P? P 5 cm 1.0 nC 1.0 nC 5 cm...
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