railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Materials Science Structure and Properties of Engineering Materials Properties of Materials
If H is magnetic field in ampere/metre, B is magnetic flux density and μ is permeability of the medium, then the true relation among them is -
1
B = μ + H
2
B = \(\frac{\mu}{H}\)
3
B = μH
4
H = μB