A rectangular loop of metallic wire of length a and breadth b carries a currnet I. Find the magnitude of the magnetic field at the centre of the loop.

A rectangular loop of metallic wire is of length a and breadth b and carries a current I . Find the magnitude of magnetic field at the centre O of the loop.

A rectangular loop of metallic wire is of length a and breadth b and carries a current I. Find the magnitude of the magnetic field at the centre O of the loop.

A hexagonal loop of a metallic wire is of each side a and carries a current I . Find the magnitude of magnetic field at the centre of the loop.

A rectangular loop of metallic wire is of length a and breadth b and carries a current i. The magnetic field at the centre of the loop is

A rectangular loop of metallic wire is of length a and breadth b and carries a current i. The magnetic field at the centre of the loop is

Each side of a hexagonal loop of a metal wire is a. The loop carries a current I. Find the magnitude of the magnetic field at the centre of the loop

A circular loop of radius 9.7 cm carries a current 2.3 A. Obtain the magnitude of the magnetic field at the centre of the loop .

A circular loop of radius 9.7 cm carries a current 2.3A. Obtain the magnitude of the magnetic field:- centre of the loop .

A square loop of wire of side a carries a current i . Calculate the magnetic field at the centre of the loop