Two long wires, carrying currents ` i_1 and i_2,` are placed perpendicular to each other in such a
Channel: Doubtnut
Date: 2020-07-12

Two long wires, carrying currents ` i_1 and i_2,` are placed perpendicular to each other in such a way that they just avoid a contact. Find the magnetic force on a small length dl  of the second wire situated at a distance l from the first wire. (figure)