3 What is the magnitude of axial field due to a bar magnet

Last updated: 6/10/2023

3 What is the magnitude of axial field due to a bar magnet of length 3 cm at a distance of 75 cm from its mid point if its magnetic moment is 0 6 A m b 0 113 T d 0 313 T a 0 013 T c 0 213 T 20