Work done in turning a magnet of magnetic moment M by an angle `90^@` from the meridian is n times the corresponding work done to turn it through an angle of `60^@`. Find the value of n.

The work done in turning a magnet of magnetic moment M through an angle theta from the meridian is

A magnet of magnetic moment M is freely suspended in a constant uniform magnetic field B. Calculate the work done indeflecting the magnet through an angle theta from the direction of B.

Calculate the work done in rotating a bar magnet of magnetic moment 3 JT^-1 through an angle of 60^@ from its position along a magnetic field of strength 0.34 xx 10^-4T

A bar magnet of magnetic moment M is aligned parallel to the direction of a uniform magnetic field B. Calculate work done to align the magnetic moment opposite to the field .

A bar magnet of magnetic moment M is aligned parallel to the direction of a uniform magnetic field B. Calculate work done to align the magnetic moment normal to field direction?

A bar magnet of magnetic moment 6J/T is aligned at 60^@ with a uniform external magnetic field of 0.44 T. Calculate the work done in turning the magnet to align its magnet moment normal to the magnetic field.

An electric dipole is held in a uniform electric field. The dipole is aligned parallel to the field. Find the work done in rotating it through the angle of 180^@

A small coil of radius 0.002 m is placed on the axis of a magnet of magnetic moment 10^(5) JT^(-1) and length 0.1 m at a distance of 0.15 m from the centre of the magnet. The plane of the coil is perpendicular to the axis of the magnet. Find the force on the when a current of 2.0 A is passed through it.