2. Consider uniformly charged disk of radius 1.25 cm. The total charge on the disk is -6.5 nC. (a) Find the magnitude and direction of the electric field this disk produces at point P on the axis of the dist at distance of 2 cm from center. (b) Suppose that you push all charge away from the center and place it on the rim of the disk, what will be the magnitude and direction of electric field at the same point P? (c) Now once again you move the charge from the rim and concentrate all of it on the centerof the disk. What will be the field now? (d) Does the field in these three cases remain the same or does it change. If it changes, explain how does it change and why?

2. Consider uniformly charged disk of radius 1.25 cm. The total charge on the disk is -6.5 nC. (a) Find the magnitude and direction of the electric field this disk produces at point P on the axis of the dist at distance of 2 cm from center. (b) Suppose that you push all charge away from the center and place it on the rim of the disk, what will be the magnitude and direction of electric field at the same point P? (c) Now once again you move the charge from the rim and concentrate all of it on the centerof the disk. What will be the field now? (d) Does the field in these three cases remain the same or does it change. If it changes, explain how does it change and why?

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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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

2. Consider uniformly charged disk of radius 1.25 cm. The total charge on the disk is -6.5 nC.
(a) Find the magnitude and direction of the electric field this disk produces at point P on the axis of the dist at distance
of 2 cm from center.
(b) Suppose that you push all charge away from the center and place it on the rim of the disk, what will be the
magnitude and direction of electric field at the same point P?
(c) Now once again you move the charge from the rim and concentrate all of it on the centerof the disk. What will be
the field now?
(d) Does the field in these three cases remain the same or does it change. If it changes, explain how does it change and
why?

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