A wire loop formed by joining two semicircular wires of radii `R_1` and `R_2` carries a current I as shown in figure. Find the magnetic field induction at the centre O.

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 ………..

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 ………..

Two wire loop PQRSP formed by joining two semicircular wires of radii R_(1) and R_(2) carries a current i as shown in the figure given below. What is the magnetic field induction at the centre O in cases (A) and (B) ?

A wire loop formed by joining two semicircular sections of radii R_(1) and R_(2) and centre C carries a current I as shown in the figure . The resultant magnetic field at C has a magnitude of

The wire loop formed by joining two semicircular sections of radii R_1 and R_2 and centre C, carries a current I as shown . The magnetic field at C has a magnitude

A wire loop is formed by joining two semicircular wires of radii r_1 and r_2 as shown in the figure . The loop carries a current I, find the magnetic field at the centre O.