A magnetising field of `1500\"\"(A)/(m)` produces a magnetic flux density of `0.48 Wb//m^(2) `
Channel: Doubtnut
Date: 2020-03-29

A magnetising field of `1500\"\"(A)/(m)` produces a magnetic flux density of `0.48 Wb//m^(2) ` in a iron bar . Calculate permeability of iron bar used .