A wire of infinite length passing through points H and B of a cube of sidde a, as shown has a uniform charge density `lambda`. Find the electric field at a point F of the cube , (N is the point of intersection of two body diagonals HB and DF)

Figure shows a long wire having uniform charge density lambda as shown in figure. Calculate electric field intensity at point P.

Figure shows a long wire having uniform charge density lambda as shown in figure. Calculate electric field intensity at point P.

A sphere of charge of radius R has uniform volume charge density. The electric field due to the sphere of charge at a point

Two infinite plane parallel sheets, separated by a distance d have equal and opposite uniform charge densities sigma . Electric field at a point between the sheets is

Two infinite plane parallel sheets, separated by a distance d have equal and opposite uniform charge densities sigma . Electric field at a point between the sheets is

Three large plates having uniform surface charge densities are shown in figure. Electric field at point 'P' will be :

In vacuum, four charges each equal to q are placed at each of the four vertices of a square. Find the intensity and potential of the electric field at the point of intersection of two diagonals.

Two infinite, non-conducting sheets of charge are parallel to each other, as shown in figure. The sheet on the left has a uniform surface charge density sigma , and the one on the right has a uniform charge density -sigma . Calculate the electric field at points (a) to the left of, (b) in between, and (c) to the right of the two sheets.

Two infinite, non-conducting sheets of charge are parallel to each other, as shown in figure. The sheet on the left has a uniform surface charge density sigma , and the one on the right has a uniform charge density -sigma . Calculate the electric field at points (a) to the left of, (b) in between, and (c) to the right of the two sheets.