Consider a very long plastic wire with charge density `lambda` .Flux passing through a circle of radius R having centre at one of ends of wire is

There is one long line charge with linear charge density lambda . One electron is moving in a circular path around this line charge. Plane of the circle is perpendicular to line charge and line charge passes through centre of circle. Prove that kinetic energy of electron is independent to the radius of a circle.

Consider an infinite line charge having uniform linear charge density and passing through the axis of a cyclinder. What will be the effect on the flux passing through curved surface if the portions of the line charge outside the cyclinder is removed

The order of the differential equation of all circle of radius r, having centre on y-axis and passing through the origin, is

A thin straight infinitely long conducting wire having charge density lambda enclosed bya cylindrical surface of radius r and length l_(r) , its axis coinciding with the length of the wire. Find the expression for the electric flux through the surface of the cylinder.

An infinite wire having charge density lambda passes through one of the edges of a cube having edge length l. a. Find the total flux passing through the cube. b. Find the flux passing through the surfaces in contact with the wire. c. Find the flux passing through the surfaces not in contact with the wire.

Find the force experienced by a semicircular rod having a charge q as shown in fig. Radius of the wire is R, and the line of charge with linear charge density lambda passes through its center and is perpendicular to the plane of wire.

A segment of a charged wire of length l, charge density lambda_(2) and an infinitely long chaged wire. Charge density lambda_(1) . Lie in a plate at right angles to each other. The sepatation between the wires is r_(0) . Determine the force of interction between the wires.

A very long uniformly charged wire oriented along the axis of a circular ring of radius R rests on its centre with one of the ends (as shown in figure). The linear charge density on the wire is lambda . Evalute the flux of the vector vecE across the circle area.