6. Three ports. A thin bar with uniform positive charge Q is shaped to 3/4 of a circle with radius a as shown. What is the y-component of the net electric field at the origin? 4kQ A. Зла? (+i) 2kQ C. 3ra2 (+j) +x 4kQ В. 3ra? 2kQ D. (-5) Зла?

6. Three ports. A thin bar with uniform positive charge Q is shaped to 3/4 of a circle with radius a as shown. What is the y-component of the net electric field at the origin? 4kQ A. Зла? (+i) 2kQ C. 3ra2 (+j) +x 4kQ В. 3ra? 2kQ D. (-5) Зла?

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

6. Three ports. A thin bar with uniform positive charge Q
is shaped to 3/4 of a circle with radius a as shown. What
is the y-component of the net electric field at the origin?
4kQ
A.
(+j)
2kQ
C.
3πα
+x
4kQ
В.
3ra?
을(-)
2kQ
D.
Зла?
(f–)

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