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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > S1 and S2 are two hollow concentric spheres enclosing charges Q and 2Q respectively as shown below. i) What is the ratio of the electric flux through S1 and S2? ii) How will the electric flux through S1 change, if a medium of dielectric constant 5 is introduced in the space inside S1 instead of air?

S1 and S2 are two hollow concentric spheres enclosing charges Q and 2Q respectively as shown below. i) What is the ratio of the electric flux through S1 and S2? ii) How will the electric flux through S1 change, if a medium of dielectric constant 5 is introduced in the space inside S1 instead of air?

A cylinder of radius R and height h is placed in uniform electric field as shown in Fig. (a) if the axis of the cylinder made inclined with vertical as shown in Fig. (b). Calculate the flux of electric field entering the cylinder.