A long wire having a semicircular loop of radius r carries a current I as shown in figure.The magnetic induction at the centre O due to entire wire is

A long wire having a semi-circular loop of radius r carries a current I, as shown in Fig. Find the magnetic field due to entire wire.

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

The wire loop PQRSP formed by joining two semicircular wires of radii R1 and R2 carries a current I as shown. The magnitude of the magnetic induction at the centre C is ____________.

The wire loop PQRSP formed by joining two semicircular wires of radii R_(1) and R_(2) carries a current I as shown . The magnitude of the magnetic induction at the center C is ………..

A wire of length 'I' is bent into a circular loop of radius R and carries a current I. The magnetic field at the centre of the loop is 'B '. The same wire is now bent into a double loop. If both loops carry the same current I and it is in the same direction, the magnetic field at the centre of the double loop will be

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 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

The magnetic induction at the point O, if the wire carries a current I, is

A long current carrying wire is bent as shown. The magnetic field induction at O is

A long wire carrying current 'I' is bent into the shape as shown in the figure. The net magnetic field intensity at the centre 'O' is