Find the current density as a function of distances r from the axis of a radially symmetrical parallel stream of electrons if the magnetic induction inside the steam varies as `B=br^a`, where b and a are positive constants.

Find the current density as a funciton of distance r from the axis of a radially symmetrical parallel stream of electrons if the magnetic induction inside the streams varies as B = br^(alpha) , where b and alpha are positive constants.

Find the current density as a funciton of distance r from the axis of a radially symmetrical parallel stream of electrons if the magentic induction inside the strems varies as B = br^(2) , wheree b and alpha are positive contans.

A non-homogeneous cylinder of radius "R" carries a current I whose current density varies with the radial "distance "r" from the centre of the rod as J=sigma r where sigma is a constant.The magnetic field at a point "P" at a distance r

A conducting ring of radius r is placed perpendicular inside a time varying magnetic field as shown in figure. The magnetic field changes with time according to B = B_0 + alphat where B_0 and alpha are positive constants. Find the electric field on the circumference of the ring.

A long cylidrical conductor of radius R carries a current i as shown in figure. The current desity J is a function of radius according to J=br , where b is a constant. Find an expression for the magnetic field B a. at a distasnce r_1ltR and b.at a distance r_2gtR, measured from the axis.

A long cylidrical conductor of radius R carries a current i as shown in figure. The current desity J is a function of radius according to J=br , where b is a constant. Find an expression for the magnetic field B a. at a distasnce r_1ltR and b.at a distance r_2gtR, measured from the axis.

The variation of radial probability density R^2 (r) as a function of distance r of the electron from the nucleus for 3p orbital:

The variation of radial probability density R^2 (r) as a function of distance r of the electron from the nucleus for 3p orbital: