Problem 9: Consider a ring of charge with a linear charge density 540 nC/m. The radius of the ring is 75 cm. Part (a) What is the magnitude of the electric field, in newtons per coulomb, a distance 2.99 m from the center of the ring along the axis of the rin E3D Part (b) Give an expression for the electric field very far from the ring, when zo >> R. Write this expression in terms of the Coulomb constant k, the charge density 1, the distance zo, and the radius R. E(zo >> R) = Part (c) Give an expression for the electric field very close to the plane of the ring, when zo << R. Write this expression in terms of the Coulomb constant k, the charge density à, the distance zo, and the radius R. E(zo << R) =
Problem 9: Consider a ring of charge with a linear charge density 540 nC/m. The radius of the ring is 75 cm. Part (a) What is the magnitude of the electric field, in newtons per coulomb, a distance 2.99 m from the center of the ring along the axis of the rin E3D Part (b) Give an expression for the electric field very far from the ring, when zo >> R. Write this expression in terms of the Coulomb constant k, the charge density 1, the distance zo, and the radius R. E(zo >> R) = Part (c) Give an expression for the electric field very close to the plane of the ring, when zo << R. Write this expression in terms of the Coulomb constant k, the charge density à, the distance zo, and the radius R. E(zo << R) =
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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
Transcribed Image Text:Problem 9: Consider a ring of charge with a linear charge density 540 nC/m. The radius of the ring is 75 cm.
Part (a) What is the magnitude of the electric field, in newtons per coulomb, a distance 2.99 m from the center of the ring along the axis of the rin
E =
Part (b) Give an expression for the electric field very far from the ring, when zo >> R. Write this expression in terms of the Coulomb constant k, the
charge density 2, the distance Zo, and the radius R.
E(z0 >> R) =
Part (c) Give an expression for the electric field very close to the plane of the ring, when zo < R. Write this expression in terms of the Coulomb
constant k, the charge density à, the distance zo, and the radius R.
E(zo << R) =
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