The magnetic induction and the intensity of magnetic field inside an iron pole of an electromagnetic are 10 Wb m–2 and 250 Am–1 respectively. What is the relative permeability of iron ?(m0 = 4p × 10–7 Hm–1) Share with your friends Share 1 Rajnish Kumar answered this Dear student using formulaμr =Bμ0H=104π×10-7×250=107314=0.0031×107Regards 5 View Full Answer