The surface charge density of a charged thin circular disc of radius R is n(r ) = Ar, where A is a constant and r is the position vector of a point of the thin disc from the center of the disc. Calculate the electric field at any point on the axis of the disc.
The surface charge density of a charged thin circular disc of radius R is n(r ) = Ar, where A is a constant and r is the position vector of a point of the thin disc from the center of the disc. Calculate the electric field at any point on the axis of the disc.
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The surface charge density of a charged thin circular disc of radius R is n(r ) = Ar,
where A is a constant and r is the position vector of a point of the thin disc from the center of
the disc. Calculate the electric field at any point on the axis of the disc.
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