A solid sphere of radius \( { }^{2} R \) ' is uniformly charged with charge density \( \rho \) in its volume. A spherical cavity of radius \( R / 2 \) is made in the sphere as shown in the figure. Find the electric potential at the centre of the sphere.

Question

A solid sphere of radius \( { }^{2} R \) ' is uniformly charged with charge density \( \rho \) in its volume. A spherical cavity of radius \( R / 2 \) is made in the sphere as shown in the figure. Find the electric potential at the centre of the sphere.

Answer 1

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