A sphere of radius R centered at the origin carries charge density ρ(r, θ) = k*(R/r^ 2) (R − 2r) sin θ where k is a constant, and r, θ are the usual spherical coordinates. Use the multipole expansion to find the approximate potential for points on the z-axis far from the sphere (z >> R).

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Q: C. A cylindrical surface of radius R and length L is oriented parallel to the z-axis, centred on the…

A: The solution of the above is given below

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A: Potential due to point charge  V=kqr

Q: (e) [p, f(f)] (f) [â, Ħ] for general potential V (x)

A: [?,?(?)]?=(??(?)−?(?)?)?[p,F(x)]ψ=(pF(x)−F(x)p)ψ knowing that ?=−?ℏ∂∂?p=−iℏ∂∂x you'll get…

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Q: Find the potential on the z axis (0,0,h) produced by an annular(s) ring of uniform surface charge…

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Q: potential at a distance R from its center.

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Q: 2 (1- cos e) is sp he potential urface of a hallow sphere of radius R. Find

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Q: A charge Q 10-10C is uniformly distributed on a sphere of radius R= 10cm. What is the valued of the…

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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.