Question

A solid sphere of radius R1, and volume charge density P=po/r
is enclosed by a hollow sphere of radius R2 with negative surface charge density e such that the total charge in the system is zero. Po is a positive constant and r
is the distance from the centre of the sphere. The ratio
R2/R1 is
​

Answer 1

Explanation:

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Answer 2

Answer:

sorry I don't know

Explanation:

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