A hollow charged sphere of radius R has a constant surface charge density `sigma` Of the following graphs the one, which shows the variation of the electric field strength E with distance X from the center of the sphere is

Which one of the following graphs represents the variation of electric field with distance r from the centre of a charged spherical conductor of radius R?

A non-conducting solid sphere of radius R, has a uniform charge density. The graph representing variation of magnitude of electric field (E) as a function of distance (x) from the centre of the sphere is

A solid sphere of radius R_(1) and volume charge density rho = (rho_(0))/(r ) is enclosed by a hollow sphere of radius R_(2) with negative surface charge density sigma , such that the total charge in the system is zero . rho_(0) is positive constant and r is the distance from the centre of the sphere . The ratio R_(2)//R_(1) is

Figure shows two concentric shells of radii a and b uniformly distributed charges q and -q. Which of the following graphs gives correct variation of electric field intensity E with the distance r from the centre?

A charge Q is uniformly distributed in a dielectric sphere of radius R (having dielectric constant unity). This dielectric sphere is enclosed by a concentric spherical shell of radius 2R and having uniformly distributed charge 2Q. Which of the following graph correctly represents variation of electric field with distance r from the common centre?

A solid sphere of radius R has a charge +2Q . A hollow spherical concentric with the first sphere that has net charge -Q. (a) Find the electric field between the spheres at a distance r from the centre of the inner sphere. [R ltr lt3R] (b) Calculate the potential difference between the spheres. (c) What would be the final distribution of charges, if a conducting wire joins the spheres? (d) Instead of (c), if the inner sphere is earthed, what is the charge on it?

An infinite non-conducting plate of charge has thickness d and contains uniform charge distribution fo charge density, which one of the following graphs represents the variation of electric field E(x) with x. (here x is the distance from central plane of non-conducting plate)

For a uniformly charged non conducting sphere of radius R which of following shows a correct graph between the electric field intensity and the distance from the centre of sphere –

A solid sphere of radius R has a spherical cavity of radius r as shown in the figure. If the volume charge density sigma is uniformly distributed over the whole volume of the sphere, then electric field strength at the centre of the sphere will be

An isolated solid metal sphere of radius R is given an electric charge. The variation of the intensity of the electric field with the distance r from the centre of the sphere is best shown by