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(Solved): 21. A thick spherical shell shown (Figure below) below carries charge density =r2k ar ...



21. A thick spherical shell shown (Figure below) below carries charge density \( \rho=\frac{k}{r^{2}} \) \( a \leq r \leq b \

21. A thick spherical shell shown (Figure below) below carries charge density . Find the electric field in the three regions: (i) , (ii) , (iii) b. Answer: i) . ii) , iii)


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We know that   
Spherically symmetric charge distribution is present. According to the above requirements, the mere fact that an is greater than r indicates that the system's overall charge is zero. Thus,

  


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