A point charge q is placed on the top of a cone of semi vertex angle `theta`. Show that the electric flux through the base of cone is `(q(1-costheta))/(2epsilon_0)`

A point charge q is placed on the apex of a cone of semi-vertex angle theta . Show that the electric flux through the base of the cone is q(1-costheta)//2epsilon_0 . .

point charge q is placed on the top of a cone of semi vertex angle theta .The electric flux through the base of the cone is

Show that the electric flux through a closed surface S is q//in_0

a point charge q is placed at the centre of a cylinder of length L and radius R the electric flux through the curved surface of the cylinder is

A point charge Q is placed at one of the vertices of a cubical block. The electric flux flowing through this cube is

An electric charge q is placed at the centre of a cube of side l. The electric flux through one of its faces will be

A charge q is placed at the centre of a cylinder of radius R and length 2R. Then electric flux through the curved surface of the cylinder is

A point charge q is placed at a distance a//2 directly above the centre of a square of side a . The electric flux through the square is

A point charge q is placed at a distance a//2 directly above the centre of a square of side a . The electric flux through the square is