A square metal plate of edge length 9.9 cm and negligible thickness has a total charge of 5.8 x 10-6 C. (a) Estimate the magnitude E of the electric field just off the center of the plate (at, say, a distance of 0.75 mm from the center) by assuming that the charge is spread uniformly over the two faces of the plate. (b) Estimate E at a distance of 45 m (large relative to the plate size) by assuming that the plate is a charged particle. (a) Number Units (b) Number Units

A square metal plate of edge length 9.9 cm and negligible thickness has a total charge of 5.8 x 10-6 C. (a) Estimate the magnitude E of the electric field just off the center of the plate (at, say, a distance of 0.75 mm from the center) by assuming that the charge is spread uniformly over the two faces of the plate. (b) Estimate E at a distance of 45 m (large relative to the plate size) by assuming that the plate is a charged particle. (a) Number Units (b) Number Units

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 square metal plate of edge length 9.9 cm and negligible thickness has a total charge of 5.8 x 10-6 C. (a) Estimate the magnitude E
of the electric field just off the center of the plate (at, say, a distance of 0.75 mm from the center) by assuming that the charge is
spread uniformly over the two faces of the plate. (b) Estimate E at a distance of 45 m (large relative to the plate size) by assuming
that the plate is a charged particle.
(a) Number
Units
(b) Number
Units

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