A small 2.45 g plastic ball that has a charge q = 1.55 C is suspended by a string that has a length L = 1.00 m in a uniform electric field, as shown in the figure. If the ball is in equilibrium when the string makes a 0 = 9.80° angle with the vertical, what is the electric field strength E? E = N/C E

A small 2.45 g plastic ball that has a charge q = 1.55 C is suspended by a string that has a length L = 1.00 m in a uniform electric field, as shown in the figure. If the ball is in equilibrium when the string makes a 0 = 9.80° angle with the vertical, what is the electric field strength E? E = N/C E

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A small 2.45 g plastic ball that has a charge q = 1.55 C is
suspended by a string that has a length L = 1.00 m in a
uniform electric field, as shown in the figure.
If the ball is in equilibrium when the string makes a
0 = 9.80° angle with the vertical, what is the electric field
strength E?
E =
N/C
E

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