Two infinite non-conducting sheets each with uniform surface charge density sigma are kept in such a way that the angle between them is 30^(@). The electric field in the region I shown between them is

Two infinite planes each with uniform surface charge density +sigma are kept in such a way that the angle between them is 60°. The electric field in the region shown between them is given by

Three infinite planes each with uniform surface charge density + sigma are kept in such a way that the angle between any two plate is 60^(@) . The electric field at centre of triangle

Two infinite line charges with uniform linear charge densities + lamda & - lamda are kept in such a way that the angle between them is 30^(@). The electric field at the symmetric point P at a perpendicular distance r from each line charge is given by:

Electric field due to an infinite non-conducting sheet of surface charge density sigma , at a distance r from it is

The electric field near a conducting surface having a uniform surface charge denstiy sigma is given by

There are two infinite plane sheets each having uniform surface charge density +sigma C//m ^(2) They are inclined to each other at an angle 30^(@ ) as shown in the figure. Electric field at any arbitrary point P is:

An infinite conducting sheet has surface charge density sigma . The distance between two points is r. The potential difference (V_A - V_B) between these point is

Three non-conducting large parallel plates have surface charge densities sigma, -2 sigma and 4 sigma respectively as shown in the figure. The electric field at the point P is