A ball of superconducting material is dipped in liquid nitrogen placed near a bar magnet.
What will be the direction of its magnetic moment?

A ball of superconducting material is dipped in liquid nitrogen placed near a bar magnet. In which direction will it move?

What is the direction of magnetic dipole moment?

A bar of diamagnetic material is placed in a magnetic field with its length making an angle of 30^@ with the direction of the magnetic field. How will the bar behave?

A bar of diamagnetic substance is placed in a magnetic field with its length making angle theta with the direction of the magnetic field. How will the bar behave ?

An iron bar magnet is heated to 1000^@C and then cooled. Will it retain its magnetism?

What happens when an iron bar is melted? Does it retain its magnetism?

What is a neutral point in a magnetic field of a bar magnet.

A dip circle is at right angle to the magnetic meridian. What will be its apparanet dip?

What is the expected value of dip at magnetic poles of the earth?

What happens if a bar magnet is cut into pieces along its length?