Calculate the electric field at origin due to infinite number of charges as shown in figure below.

the electric field at origin due to infinite number of changes as shown in figure is

Calculate the electric field at point P,Q for the following two cases as shown in the figure (a) A positive point charge +1 muC is placed at the origin (b) A negative point charge -2 muC is placed at the origin

Find the direction of magnetic field at a point P due to two infinite current carrying wires shown in the figure below

Find the direction of magnetic field at a point P due to two infinite current carrying wires shown in the figure below

Find the Electric field due to two infinite plane parallel sheet of charge.

Calculate the electric potential energy of the system of charges shown in figure.

Find the electric field at the origin due to the line charge (ABCD) of linear charge density lambda ,

Electric field due to disc and infinite charged layer