A bar magnet is placed in the position o...

A bar magnet is placed in the position of stable equilibrium in a uniform magnetic field of induction B. If it is rotated through an angle `180^@` , then the work done is.......(M = Magnetic Dipole moment of Bar magnet)

A

MB

B

2 MB

C

`(MB)/(2)`

D

Zero

Verified by Experts

Similar Questions

Explore conceptually related problems

Direction of magnetic dipole moment of a magnet is .....

Derive the equation of torque on a magnetic needle in a uniform magnetic field.

A bar magnet of magnetic moment barM is placed in a magnetic field of induction barB . The torque exerted on it is

Write the unit of magnetic dipole moment.

One bar magnet is suspended so as to rotate freely in horizontal magnetic field. Then .....

Write the equation of potential energy of bar magnet placed in uniform magnetic field.

Write the equation of torque acting on bar magnet placed in uniform magnetic field.

State the direction of magnetic dipole moment (From S to N pole of magnet).

A magnet of m magnetic moment is rotate up to 360^@ in magnetic field H then the work done is……………

Write the equation of periodic time for oscillating bar magnet in uniform magnetic field.