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

A conducting wire carrying current I is shown in the figure. The magnitude of magnetic field at the point P will be

A conducting wire carrying current I is shown in the figure. The magnitude of magnetic field at the point P will be

a straight wire current element is carrying current 100 A as shown in figure. the magnitude of magnetic field at a point P.

A square loop of wire, edge length a, carries a current i. Compute the magnitude of the magnetic field produced at a point on the axis of the loop at a distance x from the centre.

In given figure, current I is flowing through straight wire and divided equally in two loops as shown in the figure. The magnitude of magnetic field intensity at the center (O) is

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

Two small circular loops, marked (1) and (2), carrying equal currents are placed with the geometrical axes perpendicular to each other as shown in figure. Find the magnitude and direction of the net magnetic field produced at the point O.

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