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 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

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

Between two infinitely long wires having linear charge densities lambda and -lambda there are two points A and B shown in the figure. The amount of work done by the electric field moving a point charge q_(0) from A to B is equal to

(i) Two infinitely long line charges each of linear charge density lambda are placed at an angle theta as shown in figure. Find out electric field intensity at a point P, which is at a distance x from point O along angle bisector of line charges. (ii) Repeat the above question if the line charge densities are lambda and -lambda . as shown in figure.

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

Three large parallel plates have unifrom surface charge densities as shown in the figure. What is the electric field at P .