The wire ABC shown in figure forms an equilateral triangle. Find the magnetic field B at the centre O of the triangle assuming the wire to be uniform. `

The wire loop shown in figure carries a current as shown. The magnetic field at the centre O is ,

The wire loop shown in figure carries a current as shown. The magnetic field at the centre O is ,

In Figure,if ABC is an equilateral triangle. Find /_BDC and /_BEC

Figure shows a square loop ABCD with edge length a. The resistance of the wire ABC is r and that of ADC is 2r. Find the magnetic field B at the centre of the loop assuming uniform wires.

Figure shows a square loop ABCD with edge length a. The resistance of the wire ABC is r and that of ADC is 2r. Find the magnetic field B at the centre of the loop assuming uniform wires.

Figure shows a square loop ABCD with edge length a. The resistance of the wire ABC is r and that of ADC is 2r. Find the magnetic field B at the centre of the loop assuming uniform wires.

Figure shows a square loop ABCD with edge length a . The resistance of the wire ABC is r and that of ADC is 2r . Find the magnetic field B at the centre of the loop assuming uniform wires.

In the given figure, an equilateral triangle ABC is inscribed in a circle with centre O. Find : angleOBC

In the given figure, an equilateral triangle ABC is inscribed in a circle with centre O. Find : angleBOC