Two long wires having linear charge density `lamda` and `- lamda` are placed parallel to each other at separation ras shown in the figure. The electric field at point P will be

Two long wires are placed parallel to each other 10cm apart as shown in figure. The magnetic field at point P is

Two infinitely long thin straight wires having uniform linear charge densities lambda and 2lambda are arranged parallel to each other at a distance r apart.The intensity of the electric field at a point midway between them is

Two infinitely long thin styraight wires having uniform linear charge densities lambda and 2lambda are arranged parallel to each other at a distance r apart.The intensity of the electric field at a point midway between them is

Two infinite sheets of unifrom charge density +sigma and -sigma are parallel to each other as shown in the figure. Electric field at the

Two infinite sheets of unifrom charge density +sigma and -sigma are parallel to each other as shown in the figure. Electric field at the

Two electric dipoles are placed parallel to each other as shown in figure. The potential at apoint P is

Three infinitely long charge sheets are placed as shown in figure. The electric field at point P is

Three infinitely long charge sheets are placed as shown in figure. The electric field at point P is

Three infinitely long charge sheets are placed as shown in figure. The electric field at point P is

Three infinitely long charge sheets are placed as shown in figure. The electric field at point P is