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A hollow metal sphere has 6 cm and 10 cm inner and outer radii, respectively. The surface charge density on the inside surface is -100 nGm2. The surface charge density on the exterior surface is
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- An infinitely long wire that has a radius of 3 cm contains a uniform charge density of 15 μC/m 2. Determine the total charge present in a 3.0-m long section of the copper wire and the magnitude of the electric field at a distance of 12 m from the wire.arrow_forwardAn infinite slab of charge of thickness 2z, lies in the xy-plane between z = -Zo and z = +zo. The charge density po(C/m³) is a constant. a. Use Gauss's law to find an expression for the electric field strength inside the slab(-zo< zS +zo). b. Find an expression for the electric field strength above the slab (zs +zo).arrow_forwardA long cylindrical insulating shell has an inner radius of a=1.43 m and an outer radius of b=1.67 m. The shell has a constant charge density of 7×10-9 C/m3. The picture shows an end-on cross-section of the cylindrical shell. a) What is the magnitude of the electric field (Eout) at a distance of r=1.91 m from the axis? b) What is the magnitude of the electric field (Ein) at a distance of r=1.55 m from the axis? c) If we take the potential at the axis to be zero, what is the electric potential (Vb) at the outer radius of the shell?arrow_forward
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- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning