Consider the loop PQRSP, carrying clockwise current i, shown in the figure. The magnitude of magnetic field at the centre O of the curved portion is

A current - carrying loop is shown in the figure. The magnitude of the magnetic field produced at a point O is

A current - carrying loop is shown in the figure. The magnitude of the magnetic field produced at a point O is

Find the magnetic field at the centre O of the loop shown in the figure.

Find the magnetic field at the centre O of the loop shown in the figure

Find the magnetic field at the centre O of the loop shown in the figure

Find the magnetic field at the centre O of the loop shown in the figure

A part of a long wire carrying a current i is bent into a circle of radius r as shown in figure. The net magnetic field at the centre O of the circular loop is :

A current I is flowing through the loop , as shown in the figure . The magnetic field at centre O is

A current I is flowing through the loop , as shown in the figure . The magnetic field at centre O is