numerical on magnetic dipole

Magnetic dipoles

Potential due to magnetic dipole at distance from centre of the dipole on axis of dipole is V.What will be potential at distance 2r from centre on the axis of dipole?

The dirrection of magnetic induction at a point on equator of magnetic dipole is

Calculate potential energy of a magnetic dipole in a magnetic field.

Give two examples of magnetic dipole.

What is the potential energy of a magnetic dipole when it is placed perpendicular to the magnetic field?

Following figures show the arrangement of bar magnets in different configurations. Each magnet has magnetic dipole moment (m). Which configuration has highest value of magnetic dipole moment?

Which is the wrong unit of magnetic dipole moment?

Which is the wrong unit of magnetic dipole moment ?