Consider two infinite coaxial cylinders aligned along the z-axis. The inner cylinder has a radius a and a volume charge density pa. The outer cylinder has a radius b and a surface charge density σ such that the combined cylinders are charge neutral. (a) Write σ in terms of Pa. (b) Calculate the Ē-field everywhere. (c) Calculate the energy stored per unit length along z.

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can you help me with these questions please and show workings

Consider two infinite coaxial cylinders aligned along the z-axis. The inner cylinder has
a radius a and a volume charge density pa. The outer cylinder has a radius b and a
surface charge density σ such that the combined cylinders are charge neutral.
(a) Write σ in terms of
Pa.
(b) Calculate the Ē-field everywhere.
(c) Calculate the energy stored per unit length along z.
Transcribed Image Text:Consider two infinite coaxial cylinders aligned along the z-axis. The inner cylinder has a radius a and a volume charge density pa. The outer cylinder has a radius b and a surface charge density σ such that the combined cylinders are charge neutral. (a) Write σ in terms of Pa. (b) Calculate the Ē-field everywhere. (c) Calculate the energy stored per unit length along z.
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