Questions in magnetism

Select	Question
	Liquid oxygen remains suspended between two pole faces of a magnet because it is
	Curie-Weiss law is obeyed by iron at a temperature ......
	The materials suitable for making electromagnets should have
	The given figure represents a material which is
	For an isotropic medium B, ?, H and M are related as (where $B,\,\,{\mu _0},\,\,H$ and M have their usual meaning in the context of magnetic material
	The magnetic susceptibility of any paramagnetic material changes with absolute temperature T as
	When a piece of a ferromagnetic substance is put in a uniform magnetic field, the flux density inside it is four times the flux density away from the piece. The magnetic permeability of the material is
	Which of the following is diamagnetism
	If a ferromagnetic material is inserted in a current carrying solenoid, the magnetic field of solenoid
	In the hysteresis cycle, the value of H needed to make the intensity of magnetisation zero is called