Two long wire carrying current `2i` and `i` are placed along co-ordinate axes `x` and `y` respectively. The locus of point where magnetic field is zero is

Three long wires, each carrying current i are placed as shown. The middle wire is along Y -axis. The locus of point on the X -axis where magnetic field is zero is

Two infinite long wire A and B are separated at a and current are I_1 and I_2 respectively. The distance from wire B where net magnetic field zero is

Two infinite long wire A and B are separated at a and current are I_1 and I_2 respectively. The distance from wire B where net magnetic field zero is

Two long straight conductors with current I_(1) and I_(2) are placed along X and Y axes. The equation of locus of points of zero magnetic induction is :

Two infinitely long wires carry currents 4A and 3A placed along X-axis and Y-axis respectively. Magnetic field at a point p(0,0,d) m will be…..T.

Two infinite length wires carry currents 8A and 6A and are placed along X-asis and Y-axis respectively. Magnetic field at a point P(0, 0, d)m will be

Two long straight conductors with corrents I_(1) and I_(2) are placed along X and Y axes. The equation of locus of points of zero magnetic induction is :