According to Biot-Savarat's law, magentic field due to a straight current carrying wire at a point at a distance r form it is given by
`B=(mu_0I)/(4pir)(sinphi_1+sinphi_2)`
The direction of magnetic field being perpendicular to the plane containing the wire and the point.

Find magnetic field at point O in Fig.

According to Biot-Savarat's law, magentic field due to a straight current carrying wire at a point at a distance r form it is given by B=(mu_0I)/(4pir)(sinphi_1+sinphi_2) The direction of magnetic field being perpendicular to the plane containing the wire and the point. Figure, shows a closed loop AOCBA in which current I is flowing as shown. Given OA=OB=OC=a . Find the magnetic field at point B due to this loop.

According to Biot-Savarat's law, magentic field due to a straight current carrying wire at a point at a distance r form it is given by B=(mu_0I)/(4pir)(sinphi_1+sinphi_2) The direction of magnetic field being perpendicular to the plane containing the wire and the point. Figure, shows a closed loop AOCBA in which current I is flowing as shown. Given OA=OB=OC=a . Find the magnetic field at point B due to this loop.

According to Biot-Savart law magnetic field _______ at point of axis of wire.

Apply Biot-Savart law to find the magnetic field due to a circular current carrying loop at a point on the axis of the loop.

The direction of magnetic field at a point due to an infinitely long wire carrying current is

The strength of the magnetic field at a point r near a long straight current carrying wire is B . The field at a distance r/2 will be

The strength of the magnetic field at a point r near a long straight current carrying wire is B . The field at a distance r/2 will be

The strength of the magnetic field at a point r near a long straight current carrying wire is B . The field at a distance r/2 will be

The strength of the magnetic field at a point r near a long straight current carrying wire is B . The field at a distance r/2 will be