1. A point charge q=50 nC is placed in front of a circular disc of 1m radius and at a distance of 0.01cm. The disc carries a positive charge uniformly distributed with surface charge density of 30 nC/m?. What force acts on the point charge? A. 56.50 x 10N. В. 84.70 х 106 N. C. 112.99 x 10° N. D. 141.24 x 10“ N.

1. A point charge q=50 nC is placed in front of a circular disc of 1m radius and at a distance of 0.01cm. The disc carries a positive charge uniformly distributed with surface charge density of 30 nC/m?. What force acts on the point charge? A. 56.50 x 10N. В. 84.70 х 106 N. C. 112.99 x 10° N. D. 141.24 x 10“ N.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter15: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 18P: (a) Determine the electric field strength at a point 1.00 cm to the left of the middle charge shown...

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(a) Determine the electric field strength at a point 1.00 cm to the left of the middle charge shown in Figure P15.10. (b) If a charge of 2.00 C is placed at this point, what are the magnitude and direction of the force on it?
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