1) 3 dr DUE www In Fig. 23-56, a nonconducting spherical shell of inner radius a=2.00 cm and outer radius b=2.40 cm has (within its thickness) a positive volume charge density p= A/r, where A is a constant and r is the distance from the center of the shell. In addition, a small ball of charge q = 45.0 fC is located at that center. What value should A have if the electric field in the shell (a

1) 3 dr DUE www In Fig. 23-56, a nonconducting spherical shell of inner radius a=2.00 cm and outer radius b=2.40 cm has (within its thickness) a positive volume charge density p= A/r, where A is a constant and r is the distance from the center of the shell. In addition, a small ball of charge q = 45.0 fC is located at that center. What value should A have if the electric field in the shell (a

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter6: Gauss's Law

Section: Chapter Questions

Problem 52P: A long copper cylindrical shell of inner radius 2 cm and outer radius 3 cm surrounds concentrically...

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Suppose the conducting spherical shell of Figure 15.29 carries a charge of 3.00 nC and that a charge of -2.00 nC is at the center of the sphere. If a = 2.00 m and b = 2.40 m. find the electric field at (a) r = 1.50 m, (b) r = 2.20 m, and (c) r = 2.50 m. (d) What is the charge distribution on the sphere?
A charge of q = 2.00 109 G is spread evenly on a thin metal disk of radius 0.200 m. (a) Calculate the charge density on the disk. (b) Find the magnitude of the electric field just above the center of the disk, neglecting edge effects and assuming a uniform distribution of charge.
P. 69 Figure 23-59 shows, in cross section, three infinitely os large nonconducting sheets on which charge is uniformly spread. The surface charge densities are n = +2.00 µC/m?, o = +4.00 µC/m?, and oz = -5.00 uC/m?, and T/2 L. 2L %3! %3! distance L = 1.50 cm. In unit- L. vector notation, what is the net oI electric field at point P? Figure 23-59 Problem 69.
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A positively charged thin cylindrical shell of length 10 m andradius 50 mm has no end caps and a uniform surface chargedensity of 9 X 10-9 C>m2. (a) What is the charge on the shell?Determine the electric field magnitude far from either end ofthe shell at (b) r = 49 mm and (c) r = 51 mm, where r is theradial distance from the long central axis of the shell.
043 Go Figure 23-51 shows a cross sec- tion through a very large nonconducting slab of thickness d = 9.40 mm and uni- form volume charge density p= 5.80 fC/m?. The origin of an x axis is at the slab's center. What is the magnitude of -d/2 the slab's electric field at an x coordi- nate of (a) 0, (b) 2.00 mm, (c) 4.70 mm, and (d) 26.0 mm? Figure 23-51 Problem 43.
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