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A Uniformly charged solid non-conducting...

A Uniformly charged solid non-conducting sphere of uniform volume charge density `rho` and radius R is having a concentric spherical cavity of radius r. Find out electric field intensity at following points, as shown in the figure :

(i) Point A (ii) Point B
(iii) Point C (iv) Centre of the sphere

Text Solution

Verified by Experts

E=0 for `r lt r_1, E=(rho(r^3-r_1^3))/(3epsilon_0r^2)` for `r_1 lt r lt r_2 , (rho(r_2^3-r_1^3))/(3epsilon_0r^2)` for `r > r_2`
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