Consider an arbitrary shaped conductor at any point at which local charge density is 3nC/m^(2) .Find the electric force per unit area experienced by the conductor in the vicinity of specified point (in_(mu N/m^(2)))

A plane conductor with very large dimensions is charged such that surface charge density is 1.6xx10^(-2)C//m^(2) . The electric field intensity at a point near it if the conductor is in a medium of dielectric constant 5 is

Find the resistivity of a conductor in which a current density of 2.5 A m^(-2) is found to exist, when an electric field of 15 V m^(-1) is applied on it.

A conductor having a charge density of 120muC//m^(2) is surrounded by a medium of dielectric constant 4. The electric intensity at a point very near the charged conductor is

If q is the charge per unit area on the surface of a conductor, then the electric field intensity at a point on the surface is

A closed conducting sphere is positively charged such that the surface charge density is 17.7xx10^(-12)C//m^(2) . If the dielectric constant of the medium surrounding the conductor is 100, then electric field intensity at a point just outside it will be

If the linear charge density of a cylinder is 4 mu C m^(-6) ,then electric field intensity at point 3.6 cm from axis is :

Find the electric force experienced by a charge reduced to a unit area of an arbitary conductor if the surface density of the charge equals sigma .

There are two straight conductors, carrying currents i_(1)" and " i_(2) . Both the conductors are kept parallel to each other at a separation 2d. The magnetic field is measured at a point midway between the conductors. Magnetic field intensity at the above specified point is 20 mu T when both the wiree carry current in the same direction but it becomes 80 mu T when the current in one of them is reversed. Assume i_(1) gt i_(2) and find i_(1)//i_(2) .

A hollow spherical conductor of radius "1m" has a charge of 250 mu C then electric intensity at a point distance of "0.5m" from the centre of the spherical conductor is