A current carrying wire current i perpendicular to the plane

Last updated: 6/7/2023

A current carrying wire current i perpendicular to the plane of the paper produces a magnetic field as shown in the figure A square of side a is drawn with one of its vertices on the wire The integral B dr along PQR has the value A uoi Hoi 4 C B D Hoi 8 Hoi 2 P lines of B R Q