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.

Two very small identical circular loops (1) "and" (2) carrying equal currents I are placed vertically (w.r.t. the plane of the paper) with their geometrical axes perpendicualr to each other as shown in figure. Find the magnitude and direction of the net magnetic field produced at point O.

(a) Using Biot-Savart's law, derive an expression for the magnetic field at the centre of a circular coil of radius R, number of turns N, carrying current. (b) Two small identical circular coils marked 1,2 carry equal currents and are placed with their geometric axes perpendicular to each other as shown in the figure. Derive an expression for the resultant magnetic field at O.

(a) Using Biot-Savart's law, derive an expression for the magnetic field at the centre of a circular coil of radius R, number of turns N, carrying current. (b) Two small identical circular coils marked 1,2 carry equal currents and are placed with their geometric axes perpendicular to each other as shown in the figure. Derive an expression for the resultant magnetic field at O.

Two identical circular loops P and Q carrying equal currents are placed such that their geometrical axis are perpendicular to each other as shown in figure. And the direction of current appear’s anticlockwise as seen from point O which is equidistant from loop P and Q. Find the magnitude and direction of the net magnetic field produced at the p oint O. tan theta = (B_2)/(B_1)=1, theta = pi//4 .

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

There are two parallel current carrying wires X and Y as shown in figure. Find the magnitude and direction of the magnetic field at points, P, Q and R.

Two identical circular coils, P and Q, carrying currents 1A and sqrt3A respectively, are placed concentrically and perpendicular to each other lying in the XY and YZ plane. Find the magnitude and direction of the net magnetic field at the centre of the coils.

A wire loop of the form shown the figure carries a current. Obtain the magnitude and direction of the magnetic field at P.