4. A plastic solid sphere is positively charged with volume charge density +p. The sphere has a radius a and centered at origin. Another empty sphere with radius b is placed at 2b cm away from the origin on y-axis. The small sphere has no charge in it. Find the electric field (E =?) at point P by using the Gaussian method (a > 3b, c> a). 0,2b,0 Å -> X 0,0,0 +p

4. A plastic solid sphere is positively charged with volume charge density +p. The sphere has a radius a and centered at origin. Another empty sphere with radius b is placed at 2b cm away from the origin on y-axis. The small sphere has no charge in it. Find the electric field (E =?) at point P by using the Gaussian method (a > 3b, c> a). 0,2b,0 Å -> X 0,0,0 +p

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter24: Electric Fields

Section: Chapter Questions

Problem 71PQ: Two positively charged spheres are shown in Figure P24.70. Sphere 1 has twice as much charge as...

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Two positively charged spheres are shown in Figure P24.70. Sphere 1 has twice as much charge as sphere 2. If q = 6.55 nC, d = 0.250 m, and y = 1.25 m, what is the electric field at point A?
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6. Shown below is a neutral spherical conductor with at total charge Q = +8.00 nC. It has an inner radius of 5.00 cm and an outer radius of 10.0 cm. A charge q = -3.00 nC is placed at the center %3D of the hole. а. Find the area charge density of the outer surface of the conductor. b. Find the electric field at a point 7.00 cm from the charge. 4 = πr Vsphere = tr³ Note: Acircle Asphere = 4ar2 = 4ur2 10.0 cm 5.00 cm
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Ex : A long cylindrical shell of radius 2.0 cm has a charge uniformly distributed on its surface. If the magnitude of electric field at a point 5.0 cm radially outwards from the axis of the shell is 65 N/C. How much charge is distributed on 2.0 m length of the charged cylinder surface? Answer :
A spherical shell of radius 1.50 m contains a single charged particle with q = 24.0 nC at its center. (a) What is the total electric flux through the surface of the shell? N. m?/C (b) What is the total electric flux through any hemispherical portion of the shell's surface? N. m?/C Need Help? Read It