Is the permeability of a ferromagnetic material independent of the magnetic feld? If not, is it more for lower or higher fields?

The permeability of magnetic material is 0.9983. Name the type of material it represents.

The susceptibility of a magnetic material is 0.9853 . Identify the type of magnetic material . Draw the modification of the field pattern on keeping a piece of this material in a uniform magnetic field .

The length of straight solenoid is 10 cm, number of turns is 5000 , current through it is 10 mA and the relative permeability of the material of its 1500. Determine the magnetic intensity H and the magnetic field B on the axis of the solenoid .

Relative magnetic permeability of a magnetic medium is 1000 .If magnetic field at any point in the medium be 0.1 Wb . m^(-2) what will be the values of magnetic intensity of magnetisation at that point .

Magnetic field at a point a material is 0.02 T and the relative permeability of the material is 1.0001 . Determine the magnetic intensity H and intensity of magnetisation M at that point .

If the relative magnetic permeability of a material be 1.00004, what be its magnetic susceptibility?