Two thin long wires carry currents `I_1 and I_2` along x- and y-axes, respectively, as shown in Fig. Consider the points only in x-y plane.

Two long straight currents carrying wires having currents I and 2I lie along y-and z-axis, respectively, as shown in Fig. Find vecB at a point P(x,0).

Two long straight currents carrying wires having currents I and 2I lie along y-and z-axis, respectively, as shown in Fig. Find vecB at a point P(x,0).

two infinite wires, carrying currents i_1 and i_2 ., are lying along x-and y-axes, as shown in the x-y plane. Then,

two infinite wires, carrying currents i_1 and i_2 ., are lying along x-and y-axes, as shown in the x-y plane. Then,

two infinite wires, carrying currents i_1 and i_2 ., are lying along x-and y-axes, as shown in the x-y plane. Then locus of B=0 is ,

The location of three long wires carrying same current I are x=-a , x=0 and x=+ a respectively as shown in figure. The magnetic field at point ( 0 , 0 , a ) is

The location of three long wires carrying same current I are x=-a , x=0 and x=+ a respectively as shown in figure. The magnetic field at point ( 0 , 0 , a ) is

Two long wires carrying current I_1 and I_2 are arranged as shown in figure. The one carrying current I_1 is along the x-axis. The other carrying current I_2 is along a line parallel to the y-axis given by x=0 and z=d. Find the force exerted at O_2 because of the wire along the x-axis.