A toroid has a core (nonferromagnetic) of inner radius of 25 cm and outer radius 26 cm aronund which 3500 turns of a wire are wound.if the current in the wire is 11A what is the magnetic field
inside the core of the toroid

A toroid has a core( non-ferromagnetic) of inner radius 25 cm and outer radius 26cm, around which 3500 turns of a wire wound. If the current in the wires is 11A, what is the magnetic field inside the core of the toroid, and

A toroid has a core( non-ferromagnetic) of inner radius 25 cm and outer radius 26cm, around which 3500 turns of a wire wound. If the current in the wires is 11A, what is the magnetic field outside the toroid,

A toroid has a core( non-ferromagnetic) of inner radius 25 cm and outer radius 26cm, around which 3500 turns of a wire wound. If the current in the wires is 11A, what is the magnetic field in the empty space surrounded by the toroid.

A wire is bent in circle of radius 10 cm and has been given a charge of 250muC which spreads on the wire uniformly. What is the electric fields intensity at the centre.

What does a toroid consist of ? Find out the expression for the magnetic field inside a toriod for N turns of the coil having an average radius r and carrying current I. show that the magnetic field in the open space inside and outside the torroid is zero.

The radius of a circular conducting coil of 100 turns is 10 cm . If 2 A current passes through the coil , what will be the magnetic moment generated ?

A spherical conductor of radius 12 cm has a charge of 1. 6 xx 10^(-7) C distributed uniformly on its surface. What is the electric field inside the sphere ?