Inside a indinitely long circular cylinder cavity. The distance between the axes of the cylinder and the cavity is equal to `a`. Find the electric field strength `E` inside the cavity. The permittivity is assumed to eb equal to unity.

Inside an infinitely long circular cylinder charged uniformly with volume density P ther is a circular cylindrical cavity. The distance between the axis of the cylinder and the cavity is equal to a. Find the electric field strenght E inside the cavity. The permittivity us assumed to be equal to unity.

Inside a ball charged uniformly with volume density rho there is a spherical cavity. The centre of the ball by a distance a . Find the field strength E inside the cavity, assuming the permittively equal to unity.

A cavity pf radius r is present inside a solid dielectric sphere of radius R , having a volume charge density of rho . The distance between the centres of the sphere and the cavity is a . An electron e is kept inside the cavity at an angle theta = 45^@ as shown . how long will it take to touch the sphere again ? .

What is the electric field intensity inside a cavity of a conductor kept ini an electric field?

A cavity of radius r is present inside a solid dielectric sphere of radius R, having a volume charge density of rho . The distance between the centres of the sphere and the cavity is a. An electron e is kept inside the cavity at an angle theta=45^(@) as shown. the electron (mass m and -e) touches the sphere again after time ((P sqrt(2) mr epsi_(0))/(e a rho))^(1//2) ? Find the value of P. Neglect gravity.

A cavity of radius r is present inside a fixed solid dielectric sphere of radius R, having a volume charge density of rho . The distance between the centres of the sphere and the cavity is a. An electron is released inside the cavity at an angle theta = 450 as shown. The electron (of mass m and charge –e) will take ((Psqrt(2)mrepsilon_(0))/(earho))^(1//2) time to touc the sphere again. Neglect gravity. find the value of P:

A cavity of radius r is present inside a fixed solid dielectric sphere of radius R, having a volume charge density of rho . The distance between the centres of the sphere and the cavity is a. An electron is released inside the cavity at an angle theta = 450 as shown. The electron (of mass m and charge –e) will take ((Psqrt(2)mrepsilon_(0))/(earho))^(1//2) time to touc the sphere again. Neglect gravity. find the value of P:

A long cylindrical conductor of radius R having a cylindrical cavity of radius R/2 through out its length is lying with its axis parallel to x-axis. The distance between the axes of the cylinder and the cavity length in the positive x direction. The across sectional view of the cylinder is shown in the figure The magnetic induction at point on the cavity is