Question: A circular disc of radius R carries surface charge density. (r) = 0.[1-7). , where is a constant and r R is the distance

A circular disc of radius R carries surface charge density. (r) =

A circular disc of radius R carries surface charge density. (r) = 0.[1-7). , where is a constant and r R is the distance from the center of the disc. Electric flux through a large spherical surface that encloses the R charged disc completely is . Electric flux through another spherical surface of radius and concentric 4 with the disc is . Then the ratio

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