Question

The magnetization within a bar of some metal alloy is 1.2à ƒ —106 A/m when the H field is 200 A/m.
The magnetic susceptibility à  ‡m of this alloy is,

A) 4000
B) 4560
C) 5400
D) 6000

Answer 1

$J=\chi H\to\chi=J/H=1.2\cdot10^6/200=6000$ .

Answer

D)