Find ratio of electric at point A and B. Infinitely long uniformly charged wire with linear charge density `lamda` is kept along z-axis:

Find electric field at point A, B, C, D due to infinitely long uniformly charged wire with linear charge density lambda and kept along z-axis (as shown in figure). Assume that all the parameters are in S.l. units.

Electric field at a point of distance r from a uniformly charged wire of infinite length having linear charge density lambda is directly proportional to

The electric field intensity due to a thin infinity long straight wire of uniform linear charge density lambda at O is-

Find the electric field at the centre of a uniformly charged semicircular ring of radius R. Linear charge density is lamda

In the given arrangement find the electric field at C in the figure. Here the U-shaped wire is uniformly charged with linear charge density lambda . [0]

Find the electric field due to an infinitely long cylindrical charge distribution of radius R and having linear charge density lambda at a distance half of the radius from its axis.

Find the electrostatic energy stored in a cylindrical shell of length I, inner radius a and outer radius b, coaxial with a uniformly charged wire with linear charge density lambda C//m .