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

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 conducting wire carrying a current I is bent into the shape as shown. The net magnetic field at the centre O of the circular arc of radius R

A long straight wire carrying current I is bent into the shape as shown in the figure. The circular portion of the wire has radius (10//pi)m . The centre of this circle is at a distance 1m from the straight portion of the wire. What is the magnitude of the magnetic field at the centre of the circular portion? Given pi^2=10 .

one of the two infinitely long wires carrying current I is bent as shown in the adjacent figure. The magnetic induction at C is equal to

A coil having N turns carry a current I as shown in the figure. The magnetic field intensity at point P is

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

Two inflinitely long wires carrying current I, are bent as shown in the figure. Find the magnetic induction at point C.