The current in the windings on a toroid is `2.0A`. There are 400 turns and the mean circumferential length is `40cm`. If the inside magnetic field is `1.0T,` the relative permeability is near to

The current on the winding of a toroid is 2 A. It has 400 turns and mean circumferential length is 40 cm. With the help of search coil and charge measuring instrument the magnetic field is found to be 1 T. The susceptibility is

The current on the winding of a toroid is 2 A. It has 400 turns and mean circumferential length is 40 cm. With the help of search coil and charge measuring instrument the magnetic field is found to be 1 T. The susceptibility is

An iron ring of mean circumferential length 30 cm and cross-section 1 cm^(2) is wound uniformly with 300 turns of wire . When a current of 0.032 A flows in the windings , flux in the ring 2 xx 10^(-6) Wb . Find the flux density in the ring , magnetising field intensity and relative permeability of iron.

The average radius of an air cored made toroid is 0.1 m and it has 500 turns. If it carries 0.5 ampere current, then the magnetic field inside it is :

The average radius of an air cored made toroid is 0.1 m and it has 500 turns. If it carries 0.5 ampere current, then the magnetic field inside it is :

Diameter of a toroid is 10 cm and number of turns is 5000. find the magnetic intensity and magnetic field at any point on its axis for 2.5 A current when the relative magnetic permeability of the core is 1500.

Mean radius of a toroid is 10 cm and number of turns is 500. If current flowing through it is 0.1 A then value of magnetic induction (in tesla) for toroid is