Physics
A freely suspended bar magnet is taken to the north pole of the earth. It comes to rest :
- in any direction
- parallel to the earth’s surface
- nearly vertical with the south pole in a downward direction
- nearly vertical with the north pole in a downward direction.
Related Questions
A soft iron bar is tied by a thread in the middle and is suspended from a rigid support such that it is free to rotate in a horizontal plane. It shall come to rest :
- along north-south direction
- along east-west direction
- equally inclined to N-S and E-W direction
- in any direction
The figure given below shows two iron nails attached to the end of a magnet. Choose the correct figure:
Which of the following is not a correct statement for a magnet placed in the earth's magnetic field ?
- Neutral points are always at an equal distance from the magnet.
- The position of neutral points depends on the direction of the magnet in the earth’s magnetic field.
- The position of neutral points does not depend on the direction of the magnet.
- The magnetic field strength is zero at the neutral points.
Fill in the blanks to complete the sentences:
(a) Two ends of a magnet are called ……………
(b) Unlike poles of a magnet …………… each other.
(c) Like poles of a magnet …………… each other.
(d) A freely suspended magnet rests in the geographic …………… direction.