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प्रश्न
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
Indicate by crosses, the likely positions of the neutral points.
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उत्तर
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संबंधित प्रश्न
Fill in the following blank with suitable words:
Magnetic field lines leave the .......... pole of a bar magnet and enter at its .......... pole.
The strength of the magnetic field between the poles of an electromagnet would be unchanged if:
A portable radio has a built-in transformer so that it can work from the mains instead of batteries. Is this a set-up or step down transformer?
In following figure, draw at least two magnetic field lines between the two magnets.
(a) 
The intensity of a magnetic field is indicated by the lines of ______.
Select the correct option:
The magnetic strength of a bar magnet is:
Magnetic lines of force never ______ each other.
Assertion (A): Magnetic field lines never intersect each other.
Reason (R): If they intersect, then at the point of intersection, the compass needle would point towards two directions, which is not possible.
