A toroid has a core (non-ferromagnetic) ...

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

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

A toroid has a core of inner radius 20cm and outer radius 22cm around which 4200 turns of a wire are wound. If the current in the wire is 10A, what is the magnetic field inside the core of toroid.

A toroid has a core of inner radius 20cm and outer radius 22cm around which 4200 turns of a wire are wound. If the current in the wire is 10A, what is the magnetic field outside the toroid.

A Rowland ring of mean radius 15 cm has 3500 turns of wire wound on a ferromagnetic core of relative permeability 800. What is the magnetic field B in the core for a magnetising current of 1.2 A?

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.

A circular coil of 25 turns and radius of 12 cm is placed in a uniform magnetic field of 0.5 T normal to the plane of coil. If the current in the coil is 5 A, then total torque experienced by the coil.

MODERN PUBLICATION-MAGNETIC EFFETS OF CURRENT-EXERCISE

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