Two long wires one carrying current 1 A and other carrying 2

Last updated: 6/14/2023

Two long wires one carrying current 1 A and other carrying 2 A in the same direction are placed parallel to each other produces a net magnetic field B at the mid point What will be the field at mid point when current 1 A is switched off NCERT Pg 148 1 B 2 2B 3 B 2 3B