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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A sphere of radius R has a uniform volume density ρ. A spherical cavity of radius b, whose center lies at a→, is removed from the sphere. i. Find the electric field at any point inside the spherical cavity. ii. Find the electric field outside the cavity (a) at points inside the large sphere but outside the cavity and (b) at points outside the large sphere.

A sphere of radius R has a uniform volume density ρ. A spherical cavity of radius b, whose center lies at a→, is removed from the sphere. i. Find the electric field at any point inside the spherical cavity. ii. Find the electric field outside the cavity (a) at points inside the large sphere but outside the cavity and (b) at points outside the large sphere.

A sphere of radius R has a uniform volume density ρ. A spherical cavity of radius b and one of the corners lies at the origin of the coordinates. Determine the net charge within the cube The electric field in a cubical volume is E→=E0(1+za)iˆ+E0(za)jˆ Each edge of the cube measures d whose center lies at a→