Home
Class 12
PHYSICS
The magnetic moment of a bar magnet is e...

The magnetic moment of a bar magnet is equal to the moment of couple when magnet is kept

A

parallel to uniform magnetic field of unit induction

B

perpendicular to uniform magnetic field of unit induction

C

parallel to uniform magnetic field of any induction

D

perpendicular to uniform magnetic field of any induction

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

The total magnetic moment of an atom is due to

The magnetic moment of a magnet is 0.1 Am^2 . It is suspended in a magnetic-field of intensity 3 xx 10^-4 (Weber)/(m)^2 .The couple acting upon it when deflected by 30^@ from the magnetic field is

The magnetic dipole moment of current loop is independent of

The magnetic dipole moment of a bar magnet is 20 A-m^2 . It is 20 cm long and its cross-sectional area is 2 cm^2 . The magnetization of this material, assumed to be uniform is

A magnetic pole of bar magnet with pole strength of 100 A-m is 20 cm away from the centre of a bar magnet. Bar magnet has pole strength of 200 A-m and has a length 5 cm. If the magnetic pole is on the axis of the bar magnet, find the force on the magnetic pole.

Draw the magnetic force lines of bar magnet?

A bar magnet has a magnetic moment equal to 5 xx 10^-5 W-m .It is suspended in a magnetic field, which has a magnetic induction equal to 8pi xx 10^-4 tesla . The magnet vibrates with a time period of vibration equal to 15 s.The moment of inertia of the bar magnet is

If the magnitude of torque is equal to the magnetic dipole moment and the axis of magnet is perpendicular to the field then the magnitude of magnetic induction is

A short bar magnet is placed in an external magnetic field of 700 gauss. When its axis makes an angle of 30^@ with the external magnetic field, it experiences a torque of 0.014Nm. Find the magnetic moment of the magnet and the work done in moving it from the most stable to most unstable position.